1998 GMC Suburban Owner's Manual
1998 GMC Suburban Manual
1998 GMC Suburban manual content summary:
- 1998 GMC Suburban | Owner's Manual - Page 1
I 9 9 5 c ) W N . E R ' S M A N U A L C O M F O R T A B L Y ~ I N C O M M A N D ' " - 1998 GMC Suburban | Owner's Manual - Page 2
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The 1998 GMC Yukon and Suburban Owner's Manual 1-1 2-1 Seats and Restraint Systems This section tells you how to use your seats and safety belts properly. It also explains the air bag system. Features and Controls This section explains how to start and operate your vehicle. 3- 1 4- 1 5- 1 - 1998 GMC Suburban | Owner's Manual - Page 8
voluntary technician certification. WE SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION THROUGH GENERAL MOTORS, GM, the GM Emblem, GMC, the GMC Emblem, the name YUKON and the name SUBURBAN are registered trademarks of General Motors Corporation. This manual includes the latest information at the time - 1998 GMC Suburban | Owner's Manual - Page 9
beginning to end when they first receive their new vehicle. If you do this, it will help you learn about the features and controls for your vehicle. In this manual, you'll find that pictures and words work together to explain things quickly. Safety Warnings and Symbols You will find a number of - 1998 GMC Suburban | Owner's Manual - Page 10
could be costly. But the notice will tell you what to do to help avoid the damage. When you read other manuals, you might see CAUTION and NOTICE warnings in different colors or in different words. You'll also see warning labels on your vehicle. They use the same words, CAUTION or - 1998 GMC Suburban | Owner's Manual - Page 11
controls: WINDSHIELD WIPER These symbols are used on warning and indicator lights: Here are sane other symbols you may see: COOLANT TEMP DOOR LOCK UNLOCK TURN SIGNALS 6 WINDSHIELD DEFROSTER I-1 FUSE BATTERY CHARGING SYSTEM LIGHTER n FASTEN SEAT BELTS BRAKE (a) (@) HORN )tr ,111, AIR - 1998 GMC Suburban | Owner's Manual - Page 12
Model Reference This manual covers these models: 4-Door Utility 2-Door Utility Suburban vi - 1998 GMC Suburban | Owner's Manual - Page 13
Air Bag System Center PassengerPosition 1-40 1-46 1-48 1-51 1-60 1-63 1-64 1-64 Rear Seat Passengers Rear Safety Belt Comfort Guides for Children and Small Adults Children Child Restraints Larger Children Safety Belt Extender Checking Your Restraint Systems Replacing Restraint System Parts - 1998 GMC Suburban | Owner's Manual - Page 14
Controls This section tells you about the seats -- how to adjust them and fold them up and down. It also tells you about reclining front seatbacks and head restraints. If your vehicle has a manual 's side to unlock it. Using your body, slide the seat to where you want it. Then, release the lever - 1998 GMC Suburban | Owner's Manual - Page 15
these controls at the outside edgeof the seat.The switch is located on the side of the seat, next to the door. You can use the round center knob To decrease support, press and hold the rearthe of To raise the front of the seat, movethe front lever up. To rocker switch. Let go the switch when the - 1998 GMC Suburban | Owner's Manual - Page 16
side of the seat. The control forthe right front passenger is located on the right side of the passenger seat. Move the switch forward to MED or HIGH in that seat will operate. To turn the heated seats off, move the switch rearward to OFF. To adjust the seatback, move the lever rearward. Release the - 1998 GMC Suburban | Owner's Manual - Page 17
can't do itsjob because it won't be against your body. Instead, it will be in front of you. In a crash you could go into it, receiving neckor other injuries. The lapbelt can't do its job either. In a crash the belt could go up over your abdomen. The belt forces would be there, not at - 1998 GMC Suburban | Owner's Manual - Page 18
Seatback Latches (2-Door Utility) r If the seatbackisn't locked, it could move forward in a sudden stop or crash. That could cause injury to the person sitting there. Always press rearward on the seatback to be sure it is locked. The front seatback folds forward to let you access the rear of the - 1998 GMC Suburban | Owner's Manual - Page 19
, a driver sittingin an unlocked easy entry seatcould be startled by the sudden movement and hit thewrong control or pedal, causing an accident. After you've used be sure it, to push rearward on any position, try to move the seat with your body, to make sure the seat is locked into place. 1-7 - 1998 GMC Suburban | Owner's Manual - Page 20
Rear Seats Folding the Rear Seat (2-Door Utility Model) I f your vehicle has a rear seat, the seat can be folded flat for more cargo space. Before folding, make sure that nothing is under or in front of the seat. When the seat is folded, it will lay almost flat on the floor. When folding the seat, - 1998 GMC Suburban | Owner's Manual - Page 21
To fold the seat, pull on the release handle at the bottom of the seat cushion marked RELEASE. When you release the seat cushion, the seatback is automatically released. Pull the loop on the seatback forward and fold the seatback onto the seat cushion. 1-9 - 1998 GMC Suburban | Owner's Manual - Page 22
out of the way. To return the seat to the passenger position, just lift up on the seatback and push it rearward until it latches. After returning the . Before folding, place the latch portion of the center safety belt in the center armest. That way, the center safety belt will be out of the way when - 1998 GMC Suburban | Owner's Manual - Page 23
position, first remove the head restraints by sliding them out of the seat cushion. Lift the seatback up and push rearward all the way. Then, lower the seat in place. I f the latch plate portion of the center safety belt was put in the center armrest when the seat was folded, take the latch plate - 1998 GMC Suburban | Owner's Manual - Page 24
Suburban) If your vehicle has a 60/40 rear seat, either side may be folded down to give you more cargo space. Before folding, place the latch portion of the center safety belt in the center armrest. Thatway, the center rear of the seatback. Make sure the posts go in all the way. Set the head - 1998 GMC Suburban | Owner's Manual - Page 25
when the seat folded, takethe was latch plate portion out and placeon the seat. That it way, the center position safety belt be available for the will center rear seat passenger to use. To return the seat to the passenger position, lift the load floor panels and latch them into the seatback. 1-13 - 1998 GMC Suburban | Owner's Manual - Page 26
Suburban Second Seat) The right side of the rear 60140 split folding bench seat has an easy entry feature. That makes it easy to get in and out of the third seat, if you have one. To release the easy entry second seat, lift , try to move the seat with your body, to make sure the seat is locked into - 1998 GMC Suburban | Owner's Manual - Page 27
needed in a crash. Theperson wearing the belt couId be seriously injured. After installing the seat, always check to be sure that thesafety belts are not twisted and areproperly attached. Removing the Rear (Suburban Third Seat) If your vehicle has a rear seat, it can be taken out for more cargo - 1998 GMC Suburban | Owner's Manual - Page 28
bottom of the seat over the hooks in the floor. Pull up on the center release handle and let the seat drop into place. Release the handle to let the seat from the floor, pull up on the center release handle at the rear of the seat and lift the rear seat Turn the seat sideways and take it out - 1998 GMC Suburban | Owner's Manual - Page 29
for Everyone This part of the manual tellsyou how to use safety belts properly. It also tells you some things you should not do with safety belts. And it explains the air bag system. 6b, CAUTION up. Alwaysfasten your safety belt, and check that your passengers' belts are fastened properlytoo. 1-17 - 1998 GMC Suburban | Owner's Manual - Page 30
comes on as a reminder to buckle up. (See "Safety Belt Reminder Light" in the Index.) Why Safety Belts Work When you ride in or on anything, you go as fast as it goes. In most states and Canadian provinces, the law says to wear safety belts. Here's why: They work. You never - 1998 GMC Suburban | Owner's Manual - Page 31
Put someone on it. Get it up to speed. Then stop the vehicle. The rider doesn't stop. 1-19 - 1998 GMC Suburban | Owner's Manual - Page 32
The person keeps going until stopped by something. In a real vehicle, it could be the windshield or the instrument panel ... ... 1-20 - 1998 GMC Suburban | Owner's Manual - Page 33
are in many vehicles today and will be in most of them in the future. But they are supplemental systems only; so they work wifh safety belts -- not instead of them. Every air bag system ever offered for sale has required the use of safety belts. Even if you're in a vehicle that has - 1998 GMC Suburban | Owner's Manual - Page 34
your control, such as bad drivers. Most accidents occur within 25 miles (40 km) of home. And the greatest number of serious injuries and deaths occur at speeds of less than 40 mph (65 km/h). Safety belts are for everyone. Driver Position This part describes the driver's restraint system. Lap - 1998 GMC Suburban | Owner's Manual - Page 35
, the belt would apply force at your abdomen. This could cause serious or even fatal injuries. The shoulder belt should go over the shoulder and across the chest. These parts the of body are best able to take belt restraining forces. The safety belt locks if there's a sudden stop or a crash. 1 -23 - 1998 GMC Suburban | Owner's Manual - Page 36
position. You can move the adjuster up just by pushing up on the shoulder belt guide. After you move the adjuster to where you want it, try to move it the height so that the shoulder portion of the belt is centered on your shoulder. The belt should be away from your face and neck, but not falling - 1998 GMC Suburban | Owner's Manual - Page 37
your shoulder belt is too loose. Ina crash, you would move forward too much, which could increase injury. The shoulder belt should fit against your body. A: The shoulder belt is too loose. It won't give nearly as much protection this way. 1-25 - 1998 GMC Suburban | Owner's Manual - Page 38
What's wrong with this? I You can be seriously injured if your belt is buckled in the wrong place like In a crash, this. the belt would go up over your abdomen. The belt forces would be there, not thepelvic at bones. This could cause serious internaI injuries. Always buckle your belt into - 1998 GMC Suburban | Owner's Manual - Page 39
Q: What's wrong with this? You can be seriously injured if your belt goes over an armrestlike this. The belt would be much too high. In a crash, you can slideunder thebelt. The belt force would then be applied at the abdomen, not at the pelvic bones, and thatcould cause serious or fatal injuries. - 1998 GMC Suburban | Owner's Manual - Page 40
e.' What's wrong with this? You can be seriously injured if you wear the shoulder belt under your arm. In a crash, your body would move toofar forward, which would increase the chance of head and neck injury. Also, the belt would apply too much force the to ribs, - 1998 GMC Suburban | Owner's Manual - Page 41
. If a belt is twisted, make it straight so it can work properly, or ask your dealer to fix it. A: The belt is twisted across the body. 1-29 - 1998 GMC Suburban | Owner's Manual - Page 42
morelikely to be seriously injured if they don't wear safety belts. To unlatch the belt, just push the button on the buckle. The belt should go back out of the way. Before you close the door, be sure the belt is out of the way. If you slam the door on - 1998 GMC Suburban | Owner's Manual - Page 43
feature. If this happens, just let the belt back all the way and go start again. Air Bag System This part explains the air bag system. Your vehicle has two air bags one air bag for the -driver and another air bag for the right front passenger. You can be severelyinjured orkilled in a crash - 1998 GMC Suburban | Owner's Manual - Page 44
. Neither the vehicle's safety belt system its air bag nor system is designed them. Young children and for infants need the protection that a child restraint system can provide. Always secure children properly in your vehicle. To read how, see the part of this manual called "Children" and see the - 1998 GMC Suburban | Owner's Manual - Page 45
There is an air bag readiness light on the instrument panel, which shows AIR BAG. How the Air Bag System Works The system checks the air bag electrical system for malfunctions. The light tells you if there is an electrical problem. See "Air Bag Readiness Light" in the Index for more information - 1998 GMC Suburban | Owner's Manual - Page 46
, the bag might not inflate properly or it might force the object into that person. The path of an inflating air bag must kept clear. Don't be put anything between occupant and an air an bag, and don't attach or put anything on the steering wheel hub or011 or near any other - 1998 GMC Suburban | Owner's Manual - Page 47
that will move or deform, such a s a parked car. the threshold level will be higher. The air bag is not designed to inflate in rollovers, side in frontal or near-frontal impacts. The air bag system is designed to work properly under a wide range of conditions, including off-road usage. Observe safe - 1998 GMC Suburban | Owner's Manual - Page 48
. After they inflate, you'll need some new parts for your air bag system. I f you don't get them, the air bag system won't be there to help protect you in another crash. A new system will include air bag modules and possibly other parts. The service manual for your vehicle covers the need to replace - 1998 GMC Suburban | Owner's Manual - Page 49
are parts of the air bag system in several places around your vehicle. You don't want the system to inflate while someone is working on your vehicle. Your dealer and the service manual have information about servicing your vehicle and the air bag system.To purchase a service manual, see "Service and - 1998 GMC Suburban | Owner's Manual - Page 50
vehicle's frame, bumper system, front end sheet metalor height, they may keep the air bag system from working properly. Also, the air bag system may not work properly if you relocate any of the air bag sensors. If you have any questions about this, you should contact Customer Assistance before you - 1998 GMC Suburban | Owner's Manual - Page 51
in a center seatingposition, you have a lap safety belt, which has no retractor. To make the belt longer, tilt the latchplate and pullit along the belt. To make the belt shorter, pull its freeend as shownuntil the belt issnug. Buckle, position and release it the same way as the lap part of a lap - 1998 GMC Suburban | Owner's Manual - Page 52
Belt The positions next to the windows have lap-shoulder belts. Here's how to wear one properly. Rear Seat Outside Passenger Positions 2-Door Utility and Suburban 1-40 - 1998 GMC Suburban | Owner's Manual - Page 53
plate to make sureis secure. it When the shoulder belt is pulled out all way, it the the will lock.If it does, let it go back all way and start again. If the belt is not long enough, see "Safety Belt Extender" at the end this section. of Make sure - 1998 GMC Suburban | Owner's Manual - Page 54
2-Door Utility and Suburban 4-DOOr Utility 3. To make the lap part tight, pull down on the buckle end of the belt as you pull up on the shoulder part. 1-42 - 1998 GMC Suburban | Owner's Manual - Page 55
injuries. The shoulder belt should go over the shoulder and across the chest. These parts of the body are best able t o take belt restmining forces. The safety belt locks if there's a sudden stop or a crash. Four-door utility models and the second seat of Suburbans - 1998 GMC Suburban | Owner's Manual - Page 56
can move the adjuster up just by pushing up on the shoulder belt guide. After you Inwe the adjuster to where you want it, try to position. Adjust the height so that the shoulder portion of the belt is centered on your shoulder. The belt should be away from your face and neck against your body. 1-44 - 1998 GMC Suburban | Owner's Manual - Page 57
2-Door Utility and Suburban 4-Door Utility TOunlatch the belt, just push the button on the buckle. 1-45 - 1998 GMC Suburban | Owner's Manual - Page 58
for children who have outgrown child restraints and for small adults. When installed on a shoulderbelt, the comfort guide pulls the belt away from the neck and head. There is one guide for eachoutside passenger position in the rear seat. To provide added safety belt comfort for children who have - 1998 GMC Suburban | Owner's Manual - Page 59
and past the belt. The elastic cord must be under the belt. Then, place the guide over the belt, and insert the two edges belt into of the the slots of the guide. 3. Be sure thatthe belt is not twisted and lies flat. it The elastic cord must under the belt and - 1998 GMC Suburban | Owner's Manual - Page 60
qUeEze the belt edges together so that you can take them out from the guides. Slide the guide onto the storage clip. Make sureyou remove the comfort guide fromthe belt before you fold arear seat down or usean easy-entry seat, if your vehicle has one. Children Everyone in a vehicle needs protection - 1998 GMC Suburban | Owner's Manual - Page 61
should always be restrained in a child or infant restraint. The instructions for the restraint will say whether it is the right type and belt systemnor its air bag system is designedfor them. Young children and infants need the protection that a child restraint system can provide. Alwayssecure - 1998 GMC Suburban | Owner's Manual - Page 62
so the crash forces can be distributed across the strongest part of the infant's body, the back and shoulders. A baby should be secured in infant restraint available for the baby's first tr'ip in a motor vehicle. ~. Never hold a baby in your arms while riding in a vehicle. A baby doesn't weigh much - 1998 GMC Suburban | Owner's Manual - Page 63
a motor vehicle. It's an infant restraint system designed to restrain or position a child on a continuous flat surface. With an infant car bed, make sure that the infant's head rests toward the center of rear so that the infant's head, neck and body can have the support they need in a crash. 1-51 - 1998 GMC Suburban | Owner's Manual - Page 64
and the seat part is removable. instructions for the restraint. You may find these instructions on the restraint itself or in a booklet, or both. These restraints use the belt system the rear rather than the front seat. We at General Motors therefore reconmend that you put your child restraint in a - 1998 GMC Suburban | Owner's Manual - Page 65
of a rear-facing child restraint would be very close to the inflating air bag. Always secure a rear-facing child restraint in a rear seat. You a forward-facingchild restraint, always movethe front passenger seat asfar back as it go. Or, will secure the child restraint in a rear seat. Wherever you - 1998 GMC Suburban | Owner's Manual - Page 66
the vehicle's safety belt through or around the restraint. The child restraint instructions will show you how. If the shoulder belt goes in front of shoulder belt. See the earlier part about the top strapif the child restraint has one.Be sure to followthe instructions that came with the child - 1998 GMC Suburban | Owner's Manual - Page 67
4. Pull the rest of the shoulder beltall the way out of the retractor toset the lock. back into 5 . To tighten the belt, feed the shoulder belt the retractor while you push down on the child restraint. If you're using a forward-facing child restraint, you may find it helpful to use your knee to - 1998 GMC Suburban | Owner's Manual - Page 68
on the seat. You'll be using the lap belt.Be sure to follow the instructions that came with the child restraint. Secure the child in the child restraint when and as the instructions say. See the earlier part about the top strapif the child restraint has one. 3. Run the vehicle's safety belt - 1998 GMC Suburban | Owner's Manual - Page 69
4. Buckle the belt. Make sure the releasebutton is positioned so you would be able to unbuckle the safety belt quickly if you ever hadto. 5. To tighten the belt, pull its free end while you push down on the child restraint. If you're using a forward-facing child restraint, you may find it helpful - 1998 GMC Suburban | Owner's Manual - Page 70
with the child restraint. Secure the child in the child restraint when and as the instructions say. 1. Because your vehicle has a right front passenger air bag, always move the seat as far back as it will go before securing a forward-facing child restraint. (See "Seats" in the Index.) 2. Put the - 1998 GMC Suburban | Owner's Manual - Page 71
4. Buckle the belt. Make sure the release button is positioned so you would be ableto unbuckle the safety belt quickly you ever had to. if 5. Pull the restof the lap belt allthe way out of the retractor to set the lock. 1-59 - 1998 GMC Suburban | Owner's Manual - Page 72
the child restraint in different directions'tobe sure it is secure. To remove the child restraint, just unbuckle the vehicle's safety belt and let it go back all the way. The safety belt will move freely again and be ready to work for an adult x larger child passenger. If you have - 1998 GMC Suburban | Owner's Manual - Page 73
shoulder belt is very closeto thechild's face or neck? A: Move the child toward the center the vehicle, but of be sure that the shoulder belt still is onchild's the shoulder, so that in a crash the child's upper body would have the restraint belts provide.If the that child is so small that - 1998 GMC Suburban | Owner's Manual - Page 74
2-Door Utility and Suburban 4-DOOr Utility - 1998 GMC Suburban | Owner's Manual - Page 75
child is sitting in a seat that has lap-shoulder belt, but the shoulder part is behind the child. If the child wears the belt in this way, in enough to fasten, your dealer will order you an extender. It's free. When you go in to order it, take the heaviest coat you will wear, so the extender will - 1998 GMC Suburban | Owner's Manual - Page 76
Checking Your Restraint Systems Now and then, make sure the safety belt reminder light and all your belts, buckles, latch plates, retractors and anchorages are working properly. Look for any other loose or damaged safety belt system parts. If you see anything that might keep a safety belt system - 1998 GMC Suburban | Owner's Manual - Page 77
b NOTES 1-65 - 1998 GMC Suburban | Owner's Manual - Page 78
fi NOTES 1-66 - 1998 GMC Suburban | Owner's Manual - Page 79
System (If Equipped) Your Doors and How They Work Theft Passlock New Vehicle "Break-In" Ignition Positions Starting Yo~rr Gasoline Engine Engine Coolant Heater (If Equipped) Automatic Transmission Operation Four-wheel Drive (If Equipped) Parking Brake Shifting Into Park (P) Shifting Out of Park - 1998 GMC Suburban | Owner's Manual - Page 80
I rION: ignition keyis dangerous for many reasons. A child or others could be badly injured or even killed. They could operatepower windows or other controls or even make the vehiclemove. Don't leave the keys in a vehicle with young children. 1 Leaving young children in a vehicle with the 2-2 - 1998 GMC Suburban | Owner's Manual - Page 81
Your vehicle has one double-sided key for the ignition and all door locks. Door Locks I I If you ever loseyour key, your dealer will be able to assist you with obtaining a new one. Unlocked doors can be dangerous. Passengers especially children can easily open the doors and fall out. When a door - 1998 GMC Suburban | Owner's Manual - Page 82
LOCK on either front door to lock all the doors once. at Press the ribbed side the of switch tounlock all the doors at once. On four-door models,the manual switch on each rear door works only that door's lock. won't lock (or It unlock) all of the doors -- that's a safety feature - 1998 GMC Suburban | Owner's Manual - Page 83
by passengers. LOCK c On vehicleswith cargo doors,if the rear cargo lock switch is pressed with the cargo doors open,of the all doors will lock cargo doors are closed, the vehicle doors will lock when a power door lock switch is pressed. Move the button up to engage the security feature. Move the - 1998 GMC Suburban | Owner's Manual - Page 84
any remote keyless entry system. If the transmitter does not work or if you have to stand closer to your vehicle for the transmitter to work, try this: Check to determine if battery replacement or transmitter resynchronization is necessary. See the instructions that follow. Check the distance. You - 1998 GMC Suburban | Owner's Manual - Page 85
to bring any remaining transmitters with you when you go to your dealer. When the dealer matches the PARK (P). The interior lamps will come on for 40 seconds or until the ignition is turned on. NOTICE: When replacing the battery, use care not to touch any of the circuitry. Static from your body - 1998 GMC Suburban | Owner's Manual - Page 86
replace the battery: Synchronization Synchronization may be necessary due to the security method used by this system. The transmitter to confirm synchronization. If the locks do not cycle, see your dealer for service. Your Doors and How They Work 1. Insert a small coin, or flathead screwdriver - 1998 GMC Suburban | Owner's Manual - Page 87
through the seal between the body and the tailgate glass, tailgate or reardoors: Make sure all windows are shut. @ Turn the fan on your heating or cooling system to its highest speed with the setting on VENT. That will force outside air into your vehicle. See "Comfort Controls" in the Index. If you - 1998 GMC Suburban | Owner's Manual - Page 88
left door edge out and pull the door open. The rear doors have a check assembly to keep them from fully opening during normal use. To close the doors, for joy riders or professional thieves -- so don't do it. When you park your vehicle and open the driver's door, you'll hear a tone reminding - 1998 GMC Suburban | Owner's Manual - Page 89
the SECURITY light comes on while the engine is running, a problem has been detected and the system may need service. See your dealer for service. Passlock Your vehicle is equipped with the Passlock theft-deterrent system. Passlock is a passive theft-deterrent system. The system is armed oncethe - 1998 GMC Suburban | Owner's Manual - Page 90
lets you turn the ignition switch to five different positions. brake linings. 0 Don't tow a trailer during break-in. See "Towing a Trailer" in theIndex for more information. C I -- -- ii-2 ACCESSORY (A): This position lets you use things like the radio and the windshield wipers when the engine - 1998 GMC Suburban | Owner's Manual - Page 91
the Using a tool to force it could break thekey or the ignition switch. If none of this works, then your vehicle needs service. I I 1 How to Start the Engine 1. Without pushing the accelerator pedal, turn your ignition key to START. When the engine starts, let go of the key. The idle speed will - 1998 GMC Suburban | Owner's Manual - Page 92
battery to be drained much sooner. And the excessive heat can damage your starter motor. NOTICE: Your engine is designed to work with the electronics in your vehicle. If you add electrical parts oraccessories, you could change theway the engine operates. Before adding electrical equipment, check - 1998 GMC Suburban | Owner's Manual - Page 93
you contact your dealer in the area where you'll be parking y o ~ ~ r vehicle. The dealer can give you the best advice for that particular area. You'll get easier starting and better fuel economy during engine warm-up. Usually, the coolant heater should be plugged in a minimum of four hours prior - 1998 GMC Suburban | Owner's Manual - Page 94
current drain on your battery which could discharge your battery over a period of tirne. If you need t o leave your key i n the ignition in OFF for an extended period for any reiwn, it is recommended that you disconnect the battery cable f r o m the battery t o prevent discharging your battery. PARK - 1998 GMC Suburban | Owner's Manual - Page 95
a t high speed)is dangerous. Unless your foot is firmly on the brake pedal, yourvehicle could move very rapidly. You could lose control and hit people or ob*jects.Don't shift out of PARK (1') o r NEUTRAL (N)while your engine is racing. I NOTICE: Damage to your transmission caused shifting by out - 1998 GMC Suburban | Owner's Manual - Page 96
often. If you manually select SECOND (2), hills, or in deep snow or mud. If going uphill, don't hold your vehicle there with only the accelerator pedal. This could overheat and damage the transmission. Use your brakes or shift into PARK control your speed as you go down steep mountain roads, but then you - 1998 GMC Suburban | Owner's Manual - Page 97
engine's drivingpower to all four wheels for extra traction. To get the most satisfaction out of four-wheel drive, you must be familiar with its operation. Read the part that follows before using four-wheel drive. You should use 2-WHEEL HIGH (2H) for most normal driving conditions. Manual Transfer - 1998 GMC Suburban | Owner's Manual - Page 98
axle portion of the indicator diagram will light up when you shift into four light does not go out ilnlnediately after you shift out of four-wheel drive, have your dealer check your system. Shifting the transfer case to NEUTRAL (N)can cause your vehicle to roll even if the transmission is in PARK - 1998 GMC Suburban | Owner's Manual - Page 99
transfer case harder to shift and run noisier. When your headlamps or parking la~nps on, rotate are the t l ~ u m b wheel next to the headlamp switch up to brighten, and down to dim your transfer case indicator light. Automatic Transfer Case(If Equipped) 1 . Slow the vehicle to a roll, about I to - 1998 GMC Suburban | Owner's Manual - Page 100
. You might choose 4LO if you are driving off-road i n deep sand, deep mud, deep snow and climbing or descending steep hills. The transfer case switches are below and to the left of the climate controls. Use these switches to shift into and out of four-wheel drive. You can choose among four driving - 1998 GMC Suburban | Owner's Manual - Page 101
service. See "Service 4WD" in the Index for further information. Shifting to 4HI or AUTO 4WD Press and release the 4HI or AUTO 4WD switch. This can be done at any speed, and the indicator light with the transmission in NEUTRAL (N) and the engine running. Thepreferred method for shifting out of4LO is - 1998 GMC Suburban | Owner's Manual - Page 102
transfer case has shifted out of NEUTRAL, the red light will go out. Parking Brake To set the parking brake, hold the regular brake pedal down with your right foot. Push down the parking brake pedal with your left foot. If the ignition is on, the brake system warning light will C O l n C on. 2-24 - 1998 GMC Suburban | Owner's Manual - Page 103
I I If the ignition is on when the parking brake is released, the brake system warning light will go off. NOTICE: Driving with the parking brake on can cause your rear brakes to overheat. You may have to replace them, andyou could also damage other parts of your vehicle. It canbe dangerous to get - 1998 GMC Suburban | Owner's Manual - Page 104
down with your right foot and set the parking brake. 2. Move the shift lever into PARK (P) position like this: Move the lever up as far as it will go. 3. If you have four-wheel drive, be sure the transfer case is in a drive gear -- not in NEUTRAL (N). 4. Turn the ignition key to LOCK. 0 Pull - 1998 GMC Suburban | Owner's Manual - Page 105
you have to. If you have to leave your vehicle with the engine running, be sure your vehicle is i n PARK (P) and the parking brake is firmly set before you leave it. After you move the shift lever into PARK (P), hold the regular brake pedal down. Then, seeif you can move the shift lever away from - 1998 GMC Suburban | Owner's Manual - Page 106
and then shift to the drive gear you want. 5. Have the brake-transmission shift interlock system fixed as soon as you can. i 1 Things that can burn could touch hot exhaust parts under your vehicle and ignite. Don't park over papers, leaves, dry grass or other things that can burn. 1 2-28 - 1998 GMC Suburban | Owner's Manual - Page 107
immediately. Idling the enginewith the air system controloff could allow dangerous exhaust into your vehicle (see the earlier Caution under "Engine Exhaust"). Also, idling in a closed-in place can let deadly carbon monoxide (CO) into your vehicle even if the fan switch is at the highest setting - 1998 GMC Suburban | Owner's Manual - Page 108
get outyour vehicle if of the shift leveris not fully inPARK (P) with the parking brake firmly set. Your vehiclecan roll. Don't leave your vehicle when the engine is running unlessyou have to. If you've left the engine running, thevehicle can move suddenly. You or others couldbe injured. To be sure - 1998 GMC Suburban | Owner's Manual - Page 109
Power Windows (If Equipped) 4-DOOr Utility and Suburban 2-Door Utility If you have the optionalpower windows, the controls are oneach of the side doors. The driver's door has a switch for the passenger windows as well. Your power windows will work when the ignition has been turnedto ACC or RUN. - 1998 GMC Suburban | Owner's Manual - Page 110
switch. To open the window partway, lightly tap the switch switch is in LOCK. When the switch is moved to NORM, the rear power windows will operate again. Then, lift the window up to open. The shift lever must be in PARK air bag module in the center of the steering wheel to sound the horn. 2-32 - 1998 GMC Suburban | Owner's Manual - Page 111
. The lever on the left sZde of the steering column includes your: Turn Signal and Lane Change Indicator Headlamp HighLow Beam Changer WindshieldWipers Windshield Washer 0 Cruise Control (If Equipped) 2-33 - 1998 GMC Suburban | Owner's Manual - Page 112
replace it to help avoid an accident. If the arrows don't go on at all when you signal a turn, check for burned-out bulbs and a blown fL,se(see 66Fuses,7 the of the turn or When the high beams are lane change. on, this light on the instrument panel also will be on. To signal a lane change, - 1998 GMC Suburban | Owner's Manual - Page 113
protected from overload by a circuit breaker and a fuse. If the motor overheats due to heavy snow, etc., the wiper will stop until the motor cools. Although the circuit is protected from electrical overload, overload due to heavy snow, etc. may cause wiper linkage damage. Always clear ice and heavy - 1998 GMC Suburban | Owner's Manual - Page 114
window. If you can wash your windshield, but not your rear window, check the fluid level. Windshield Washer I At the top of the lever, there on, slide the switch all the way up. For delay wiping, slide the switch even with DELAY in the center position of the rear wiper control. The wiper will - 1998 GMC Suburban | Owner's Manual - Page 115
km/hj. When you apply your brakes, cruise control shuts off. If you leave your cruise control switch on when you're not using cruise,you might hit a button and go into cruise whenyou don't want to. You could be startled and even lose control. Keep the cruise control switch until you want to use it - 1998 GMC Suburban | Owner's Manual - Page 116
a Set Speed Suppose you set your cruise control at a desired speed and then you apply the brake. This, of course, shuts off the cruise control. But you don't need to reset it. Once you're going about 25 mph (40 km/h) or more, you can move the cruise control switch from ON to R/A (Resume/Accelerate - 1998 GMC Suburban | Owner's Manual - Page 117
set speed, your cruise control will automatically disengage. When going downhill, you may have to brake or shift to a lower gear to keep your speed down. Of course, applying the brake takes you out of cruise control. Many drivers find this to be too much trouble and don't use cruise control on steep - 1998 GMC Suburban | Owner's Manual - Page 118
two ways to turn off the cruise control: Step lightly on the brake pedal or Move the cruise control switch to OFF. Exterior Lamps Erasing Speed Memory When you turn off the cruise control or the ignition, your cruise control set speed memory is erased. Your parking/headlamp knob is on the. driver - 1998 GMC Suburban | Owner's Manual - Page 119
If you have an electrical overload, your headlamps will flicker on and off. Have your headlamp wiring checked right away if this happens. the ignition is on, the headlamp switch is off and the parking brake is released. When the DRL are on, only your headlamps will be on. The taillamps, sidemarker - 1998 GMC Suburban | Owner's Manual - Page 120
parking brake. As with any vehicle, you should turn on the regular headlamp system when you need it. Dome Lamps The dome lamps will come on when you open the doors Interior Lamps Instrument Panel Intensity Control The instrument panel intensity control is located next to the parkingheadlamp switch - 1998 GMC Suburban | Owner's Manual - Page 121
lamp off. If your vehicle has an overhead console with reading lamps, press the button next use the DOME OVERRIDE button, located below the parking/headlamp knob, toset the dome lamps to come turn the lamps off, press the switch button once. With the switch button in this position. the dome lamps - 1998 GMC Suburban | Owner's Manual - Page 122
Mirrors Inside Daymight Rearview Mirror Electrochromic Inside Rearview Mirror I' with Compass (fEquipped) Your vehicle may have an electrochromic inside Pull the tab under the mirror rearward to reduce glare from headlamps behind you after dark.Push the tab forward for normal daytime operation. . - 1998 GMC Suburban | Owner's Manual - Page 123
the mirror housing. L . Mirror Operation The right side of the switch located at the bottom of the mirror turns the electrochromic mirror on and Such interference may be c.aused by a magnetic antenna mount, magnetic note pad holder or a similar magnetic item. If the letter "C" should ever appear - 1998 GMC Suburban | Owner's Manual - Page 124
The mirror can be calibrated in one of two ways: Drive the vehicle in circles at five mph (8 km/h) or less until the display reads a direction, or Drive the vehicle on your everyday routine. Compass Variance The mirror is set in zone eight upon leaving the factory. It will be necessary to adjust - 1998 GMC Suburban | Owner's Manual - Page 125
mirror automatically dims to the proper level to minimize glare from lights behind you after dark. Temperature Display The mirror also includes be side of the switch. Pressing TEMP switch once the briefly, will toggle the temperature reading and off. on To alternate the temperature reading - 1998 GMC Suburban | Owner's Manual - Page 126
inside and outside mirrors on and off. An indicator light, located to the right of the TEMP switch, will come on when the electrochromic mirrors are turned Such interference may be caused by a magnetic antenna mount, magnetic note pad holder or a similar magnetic item. If the letter "C" should ever - 1998 GMC Suburban | Owner's Manual - Page 127
3. Find your current location and variance zone number on the following zone map. Outside Manual Adjust Mirrors Adjust your outside mirrors so you can just see the side of your The use of hood-mounted air deflectors and convex add-on mirror attachments may adversely affect mirror performance. 2-49 - 1998 GMC Suburban | Owner's Manual - Page 128
(If Equipped) 1. To adjust themirrors when hauling a slide-in camper or towing atrailer, rotate the mirror by pushing the mirror head towardthe front of the vehicle. If your vehicle is equipped with the camper type mirrors, they can beadjusted so you can havea clear view of objects behindyou. 2- - 1998 GMC Suburban | Owner's Manual - Page 129
electric mirrors, can be adjusted to thgy point where you want from insidethe vehicle. Select the mirror youwant to move by moving the center of the switch, located on the driver's doorarmrest, to L (left) orR (right). 2. Rotate the mirror head, so that the mirror surface faces the rear the vehicle - 1998 GMC Suburban | Owner's Manual - Page 130
into the right lane, you could hit a vehicle on yourright. Check your inside mirror or glance overyour shoulder before changing lanes. Storage the switch button toward the passenger's sideand pull the door open. Center Overhead Console(If Equipped) Your vehicle may have an overhead console. It - 1998 GMC Suburban | Owner's Manual - Page 131
store the opener. 3. Center the garage door opener activation button over the console door button, and press the opener firmly into place. The pegs inside the compartment door are used to make sure the button on the compartment door will contact the control - 1998 GMC Suburban | Owner's Manual - Page 132
opener. 6. Adjust the position of the garage door opener and add or remove pegs, as needed, until the opener operates properly. To open the center compartment, press the release button located at the rear of the compartment door. Place your sunglasses in the compartment door with the lenses facing - 1998 GMC Suburban | Owner's Manual - Page 133
. To open the rear compartment, press the release button located at the rear of the compartment door. Center Floor Console(If Equipped) Your vehicle may have a console compartment between the bucket seats. Instrument Panel Cupholder YOLUvehicle has a cupholder in the middle of the instrument panel - 1998 GMC Suburban | Owner's Manual - Page 134
for the back seat passengers to use. Your vehicle may have a memo holder attached to the front of the console. Use it to hold pads of paper or similar items. There is alsoa drawer that slides out fromthe bottom of the console. Your vehicle may have a cassettekompact disc holder at the frontof the - 1998 GMC Suburban | Owner's Manual - Page 135
l holder can be removed and . replaced witha cupholder that is located in the center console storage area. 1 Armrest Storage Compartment (If Equipped) To remove the cassette/compact disc holder, pull the front of the holder toward and then lift up. you it To insert thecupholder, place it in the - 1998 GMC Suburban | Owner's Manual - Page 136
. lid. To use the writing table, pull the latch at the rear of the hold table and swing the writing table forward. Use it to pads of paper and a pen. If you have a four-door utility model, it has a storage compartment located in the rear cargo area of the vehicle, in - 1998 GMC Suburban | Owner's Manual - Page 137
the vehicle, first let the shade 20 all the way into the holder. Then, push the shade holder toward the passenger's side of the vehicle. Lift the shade up on the driver's side, swing the shade rearward and take it out of the vehicle. L . 2-59 - 1998 GMC Suburban | Owner's Manual - Page 138
of the vehicle and place the tab in the driver's side trim panel slot. Make sure tab goes all the way in the slot. the Lightly pull on the shade holder to make sure is secure. it Then, pull the shadeto the desired position and secure the shade posts in the - 1998 GMC Suburban | Owner's Manual - Page 139
to the side rails or side rail supports. To prevent damage or loss of cargo as you're driving, check now and then to make sure the to carry long items, move the crossrails apart astheywill go. Tietheloadtothe crossrails and the side rails or side rail supports. Also tie the load to the bumpe,rs. Do - 1998 GMC Suburban | Owner's Manual - Page 140
18 to 24 inches (46 cln to 58 cm) rearward of the front supports. 0 NOTICE: If you store paper or other things that burn in your ashtrays crossrails, be sure to tighten all the slider screws. Your vehicle has a Center High-Mounted Stoplamp (CHMSL) located above the tailgate glass or above the rear - 1998 GMC Suburban | Owner's Manual - Page 141
the inside tabs and open the door fully. To use the cigarette lighter, push it in all the way, and let go. When it's done heating, itwill pop back by itself. Accessory Power Outlets NOTICE: Holding a cigarette lighter in with your hand while it is heating canmake it overload, damaging the lighter - 1998 GMC Suburban | Owner's Manual - Page 142
front or side. Some visors have mirrors with lights. If the mirror has lights, they will come on when you lift themirror cover. I (If Equipped) 1 This or with the accessory package, other devices controlled by radio frequency such as home/office lighting and security systems. The transmitter - 1998 GMC Suburban | Owner's Manual - Page 143
Part 15 of the FCC Rules. Operation is subjectto the following two conditions: may undesired operationof the device. Your vehicle's engine should be turned while off programming the transmitter the red light. Changes and modifications to system by other than this an authorized service facility - 1998 GMC Suburban | Owner's Manual - Page 144
trouble programming the universal transmitter, make sure that you have followed the directions exactly as described and that the battery in code" feature, press the appropriate button on bC Operating the Transmitter Press and hold the appropriate button on the universal transmitter. The red light - 1998 GMC Suburban | Owner's Manual - Page 145
code garage door opener motor. You may now Accessories for the universal transmitter are available from the manufacturer of the unit. If you would like additional information, please call 1-800-355-35 15. 3. Locate the training button on the garage door opener receiver. The exact location and color - 1998 GMC Suburban | Owner's Manual - Page 146
Instrument Panel :1 2-68 - 1998 GMC Suburban | Owner's Manual - Page 147
N. Rear Window Defogger Switch (If Equipped) B. Lamp Controls C. Air Outlets D. Multifunction Lever E. Instrument Cluster 0. Automatic Transfer Case Switch (If Equipped) E GearshiftLever G. Audio System P. Tilt Lever (If Equipped) Q. Parking Brake Release H. Comfort Control System I. Glove Box - 1998 GMC Suburban | Owner's Manual - Page 148
SECURITY ANTI LOCK lo 0 0 0 oolo1 APPLY BRAKE TO SHIFT FROM PARK 2-70 - 1998 GMC Suburban | Owner's Manual - Page 149
must be followed, so check with your state or go all the way back to zero. If it doesn't, you may have to press the reset button again to reset the readout to zero. Tachometer Your tachometer displays the engine speed in revolutions per minute (rpn?). Warning Lights, Gages and Indicators This part - 1998 GMC Suburban | Owner's Manual - Page 150
on. Air Bag Readiness Light There is an air bag readiness light on the instrument panel, which shows AIR BAG. The system checks the air bag's electrical system for malfunctions. The light tells you if there is an electrical problem. The system check includes the air bag sensors, the air bag module - 1998 GMC Suburban | Owner's Manual - Page 151
a problem with the generator drive belt. or some other charging system problem. Have it checked right away. Driving while this light is on could drain your battery. if you must drive a short distance with this light on, it helps to turn off all your accessories, such as the radio and the air - 1998 GMC Suburban | Owner's Manual - Page 152
accessories. Readings in either warning zone indicate a possible problem i n the electrical system. Have the vehicle serviced as soon as possible. " 19 Brake System Warning Light When the ignition is on, the brake system warning light will come on when you set your parking brake. The light - 1998 GMC Suburban | Owner's Manual - Page 153
needs service. If the regular brake system warning light isn't on. you still have brakes, but you don't have anti-lock brakes. If the regular brake system warning light is also on. you don't have anti-lock brakes and there's a problem with your regLllar brakes. See "Brake System Warning Light - 1998 GMC Suburban | Owner's Manual - Page 154
or going up hills, it is normal for the temperature to fluctuate and approach the 260"F(160°C) mark. I f the gage reaches the 260"F(160°C) mark, it indicates that the cooling system is working beyond its capacity. CI The "Problems on the Road," section of this manual shows what to do. See "Engine - 1998 GMC Suburban | Owner's Manual - Page 155
seconds and restart the engine. I f the light remains on steady, see "lf the Light Is On Steady" following. If the light is still +lashing, follow the previous steps, and drive the vehicle to your dealer or qualified service center for service. may damage the emission control system on your vehicle - 1998 GMC Suburban | Owner's Manual - Page 156
misfire. The system can detect this. Adding fuel should correct this condition. Make sure to install the fuel cap properly. It will take a few driving trips to turn the light off. If none of the above steps have made the light turn off, have your dealer or qualified service center check the vehicle - 1998 GMC Suburban | Owner's Manual - Page 157
beburned. Check your oil as soon as possible and have your vehicle serviced. Oil pressure may vary with engine speed, outside temperature and oilviscosity, but readings above the low pressure zone indicate the normal operating range. I NOTICE: Damage to your engine from neglected oil problems can - 1998 GMC Suburban | Owner's Manual - Page 158
see "Passlock" in the Index. TM SERVICE 4WD This light should come on briefly when you turn on the ignition, as a check to show you it is working. If the light comes on continuously while driving and stays on, there rnay be a problem with the Passlock System. Your vehicle will not be protected by - 1998 GMC Suburban | Owner's Manual - Page 159
come on briefly when you are starting the engine. If the light comes on and stays on while you are driving, it could indicate a problem with your vehicle. It could be a problem with your oil pressure, coolant temperature, or some other problem. Check your various gages to see if they are i n the - 1998 GMC Suburban | Owner's Manual - Page 160
None of these indicate a problem with the fuel gage. For information on how to fill your fuel tank, see "Fuel -- Filling Your Tank" in the Index. For your fuel tank capacity, see "Fuel -- Tank Capacity" in the Index. For the diesel engine fuel gage. see your Diesel Engine Supplement. The gage will - 1998 GMC Suburban | Owner's Manual - Page 161
k% NOTES 2-83 - 1998 GMC Suburban | Owner's Manual - Page 162
.A NOTES 2-84 - 1998 GMC Suburban | Owner's Manual - Page 163
your vehicle. 3-2 3-4 3-6 3-7 3-7 3-8 3-9 3-10 3-10 3- 10 3- 10 3- 12 Comfort Controls Rear Comfort Controls Equipped) (If Air Conditioning Heating Ventilation System Defogging and Defrosting Rear Window Defogger (If Equipped) Audio Systems Setting the Clock AM-FM Stereo Radio Playing the Radio AM - 1998 GMC Suburban | Owner's Manual - Page 164
between any two mode settings to blend the flow of air. /J VENT: This setting directs air through the instrument panel outlets. I). +e Fan Knob The knob on the left side of the heating system control panel controls the fan speed. The knobhas four speed positions. To increase airflow, move - 1998 GMC Suburban | Owner's Manual - Page 165
Heater and Air Conditioning Control System (If Equipped) Temperature Knob The middle knob on the control panel lets you select the relative temperature of the air flowing into the passenger area of your vehicle. This knob will allow you to adjust the relative air temperature independently of the - 1998 GMC Suburban | Owner's Manual - Page 166
air conditioning system, the front air conditioning system must be on. With the front air conditioning system off. the rear system controls can be used to only circulate air in the rear of the vehicle. To operate the rear system using the front control, just turn the knob to the blower position - 1998 GMC Suburban | Owner's Manual - Page 167
temperature. If you have a rear heater (without rear air conditioning), the control switch is located on the instrument panel. To increase and decrease the flow of heated air to the rear floor vents, move the switch marked REAR HEAT to the blower speed you want. The knob has three speed positions - 1998 GMC Suburban | Owner's Manual - Page 168
Generally, the upper vents are used for airconditioning and the floor vents for heating. The control knob can be set to any blend setting. Air Conditioning On hot days, open the windows long enough to let hot air inside escape. This reduces the time it takes for your vehicle to cooldown. Then - 1998 GMC Suburban | Owner's Manual - Page 169
the temperature knob to the right to place the air conditioning system in the normal mode. Ventilation System For mild outside temperatures when little heating or cooling is needed, use VENT to direct outside air through your vehicle. Air will tlow through the instrument panel outlets. Your vehicle - 1998 GMC Suburban | Owner's Manual - Page 170
air conditioning system. Defogging and Defrosting On cool, humid days, use DEFOG to keep the windshieId and side windows clear. Use DEFROST to remove fog or ice from the windshield in extremely humid or cold conditions. Use DEFaQST with the temperature knob toward the red area and the fan control - 1998 GMC Suburban | Owner's Manual - Page 171
. To turn on the rear window defogger, press this button next to the fan control knob. The rear window defogger will only work if the igllition switch is turned to RUN. For best results, first clear the window of as much snow or ice a s possible. If your vehicle is equipped with the optional heated - 1998 GMC Suburban | Owner's Manual - Page 172
you're getting the most out of the advanced engineering that went into it. AM-FM Stereo Setting the Clock for Systems without Automatic Tone Control Press SET. Within five seconds, press and Station AM-FM: Press the lower knob to switch between AM and FM. The display shows your selection. 3-10 - 1998 GMC Suburban | Owner's Manual - Page 173
SEEK buttons to listen to c~ few seconds of each radio station. SCAN will light up on the display. Press the right arrow to tune in the next higher you may want to decrease the treble. Adjusting the Speakers BAL: Turn the control behind the upper knob to move the sound to the left or right speakers. - 1998 GMC Suburban | Owner's Manual - Page 174
If Equipped) Finding a Station AM-FM: Press the lower knob to switch between AM, FMl and FM2. TUNE: Turn the lower knob to Tune in the desired station. VOLUME: This knob turns the syste.111 on :AMI off and controls the volume. To increase volume and turn the radio on, turn the knob to the right. - 1998 GMC Suburban | Owner's Manual - Page 175
the station you set will return. FADE: Turn the control behind the lower knob to move the sound to the to scan through each of your preset stations. The system will scan through and play each preset station stored on Press this knob to switch tape sides. EJECT Press this button to remove the tape - 1998 GMC Suburban | Owner's Manual - Page 176
a feature called Speed-Compensated-Volume (SCV). With SCV, your audio system adjusts automatically to make up for road and wind noise as you drive. Set the volume at the desired level. Move the control ring behind the upper knob to the right to adjust the SCV. Then, as you drive, SCV autonmtically - 1998 GMC Suburban | Owner's Manual - Page 177
switch between AM: FMl and FM2. The display will show your selection. TUNE: Press this knob lightly listen to a specific preset station. P. SCAN will light up on the display while in this mode. If to select the setting you prefer. BASS: Press lightly on this knob to release it from its stored - 1998 GMC Suburban | Owner's Manual - Page 178
or JAZZ. To return to the manual mode, press and release this button until the AUTO TONE display goes blank. This will return the tone adjustment to the BASS and TREB controls. If a BASS or TREB control is rotated, the AUTO TONE display will go blank. FADE: Press lightly on this knob to release it - 1998 GMC Suburban | Owner's Manual - Page 179
tape is playing, use the VOL: AUTO TONE, BAL, FADE. BASS and TREB controls just as you do for the radio. The tape symbol and a direction arrow will be are trademarks of Dolby Laboratories Licensing Corporation. PROG ( 2 ) :Press this button to switch from one side of the tape to the other. 3-17 - 1998 GMC Suburban | Owner's Manual - Page 180
arrow will blink during the forward operation. AM-FM: Press this button to switch from a tape to the radio. CLN: If this message appears on the display this button to return to the tape player when playing the radio. The lighted arrow will appear and show the direction of play when a tape is in - 1998 GMC Suburban | Owner's Manual - Page 181
. Each notch on the control ring allows for more volume compensation at faster vehicle speeds. Finding a Station AM-E": Press this button to switch between AM, FM 1 and FM2. The display will show your selection. Playing the Radio PWR-VOL: Press this knob to turn the system on and off. To increase - 1998 GMC Suburban | Owner's Manual - Page 182
to the left to decrease bass. When the BASS control is rotated, the AUTO TONE display will go blank. TREB: Press lightly on this knob to release it from its stored . Each time you press the button, the selection will switch to one of the preset settings of CLASSIC, NEWS, ROCK, POP, CnV (Country/ - 1998 GMC Suburban | Owner's Manual - Page 183
the sound between the speakers. FADE: Press lightly on this knob to release it from its stored position. Turn the control to the right to adjust the sound ERR go off the display. Playing a Canlpact Disc PWR: Press tllis knob to turn the system on. (Please note that you can also turn the system on - 1998 GMC Suburban | Owner's Manual - Page 184
FM2. (If the radio is turned off, the disc stays i n the player and will resume playing at the point where it stopped.) CD AUX: To switch between the player and the radio when a disc is playing, press the AM-FM button. To return to the player, press CD AUX. When a disc - 1998 GMC Suburban | Owner's Manual - Page 185
the player. All of the compact disc functions are controlled by the radio buttons except for EJECT. When a playing. 0 There's too much moisture in the air. (Wait about an hour and try again.) go back to the start of the current track if mot-e than eight seconds have played. Press PREV again to go - 1998 GMC Suburban | Owner's Manual - Page 186
are loaded, press TAPE AUX to switch between the tape and compact disc. to go back t o the start of the current track. It will go back code to disable all radio functions whenever battery power is removed. Your audio system condition anytime battery power has been interrupted. If your battery loses - 1998 GMC Suburban | Owner's Manual - Page 187
Feature The instructions which follow explain how to enter your secret code to activate the THEFTLOCK system. It is recommended that you read through all nine steps before starting the procedure. 8. Press AM-FM after you have confirmed that the code matches the secret code you have written - 1998 GMC Suburban | Owner's Manual - Page 188
display. The radio will remain secured until the correct code is entered. When battery power is removed and later applied to a secured radio Theft-Deterrent Feature Enter your secret code as follows; pause no more than 15 seconds between steps: 1. Turn the ignition to ACCESSORY or RUN. 2. Turn the - 1998 GMC Suburban | Owner's Manual - Page 189
the volume control to the engine, Delco Electronics radio or other systems, and even damage them. Your vehicle's systems may interfere with the operation of sound equipment that has been added improperly. So, before adding sound equipment, check and go. -- -- Tips About Your Audio System Hearing - 1998 GMC Suburban | Owner's Manual - Page 190
may be done with a scrubbing action, non-abrasive cleaning cassette with pads which scrub the tape head a s the hubs of the cleaner cassette tape symbol flashes on the display. (For vehicles without Automatic Tone Control, press both SEEK arrows.) Insert the cleaning cassette. (Insert the cassette - 1998 GMC Suburban | Owner's Manual - Page 191
cassette tape is ingood condition before you have your tape player serviced. Care of Your Compact it might be byvandals, you should replace it. Check every once in a while to be sure the , neutral detergent solution and clean it,wiping from the center to the edge. Be surenever to touch the signal - 1998 GMC Suburban | Owner's Manual - Page 192
.bNOTES 3-30 - 1998 GMC Suburban | Owner's Manual - Page 193
kinds of roads and in varying weather conditions. We've also included many other useful tips on driving. 4- 2 4-2 4-5 4-6 4-9 4-1 1 4-1 1 4- 13 4- 14 4-28 Defensive Driving Drunken Driving Control of a Vehicle Braking Steering Off-Road Recovery Passing Loss of Control Off-Road Driving with Your Four - 1998 GMC Suburban | Owner's Manual - Page 194
Assume that pedestrians or other drivers are going to be careless and make mistakes. Anticipate what both city and rural driving. You never know when the vehicle in front of you is going to brake or tllrn suddenly. Drunken Driving Death and injury associated with drinking and driving is a national - 1998 GMC Suburban | Owner's Manual - Page 195
,000 annual motor vehicle-related deaths solve this highway safety problem is for people never AC by drinking three 4-ounce (120 ml) glasses of wine or three mixed drinks if each had 1- 1/2 ounces (45 ml) of a liquor like whiskey, gin or vodka. The amount of alcohol consumed The drinker's body weight - 1998 GMC Suburban | Owner's Manual - Page 196
generally will reach a higher BAC level than a man of her same body weight when each has the same number of drinks. The law in many U.S. many people don't know. Medical research shows that alcohol in a person's system can make crash injuries worse, especially injuries to the brain, spinal cord or - 1998 GMC Suburban | Owner's Manual - Page 197
that make your vehicle go where you want it to go. They arethe brakes, the steeringand the accelerator. All three systems have to do their work at the places where the tires meet the road. Sometimes, as when you're drivingon snow or ice,it's easy to ask more of those control systems than the tires - 1998 GMC Suburban | Owner's Manual - Page 198
of your brakes; the weight of the vehicle and the amount of brake force applied. Avoid needless heavy braking. Some people drive in spurts -- heavy acceleration followed by heavy braking -- rather than keeping pace with traffic. This is a mistake. Your brakes may not have time to cool between hard - 1998 GMC Suburban | Owner's Manual - Page 199
. When you start your engine and begin to drive away. your anti-lock brake system will check itself. You may hear a momentary motor or clicking noise while this test is going on. This is normal. E\NTI - LOCK 1 If there's a problem with the anti-lock brake system. this warning light will stay on - 1998 GMC Suburban | Owner's Manual - Page 200
The anti-lock system can change the brake pressure faster than any driver could. The computeris programmed to make the most of available tire and road conditions. As you brake, your computer keeps receiving updates on wheel speed and controls braking pressure accordingly. Remember: Anti-lock doesn - 1998 GMC Suburban | Owner's Manual - Page 201
the engine stops or the system is not fi~nctioning, can steer but you it will take much more effort. the vehicle going in the same direction. If you've ever tried to steer a vehicle on wet ice, you'll understand this. The traction you can get in a curve depends on the condition of - 1998 GMC Suburban | Owner's Manual - Page 202
find a truck stopped in your lane, or a carsuddenly pulls out from nowhere, or a child darts out from between parked cars and stops right in front of you. You can avoid these problems by braking -- if you can stop in time. But sometimes you can't; there isn't room. That's the time for evasive action - 1998 GMC Suburban | Owner's Manual - Page 203
you can see a sign up ahead that might indicate a turn or an intersection, delay your pass. A broken center line usually indicates it's all right to pass (providing the road ahead is clear'). Never cross a solid line pavement edge. Then turn your steering wheel to go straight down the roadway. 4-11 - 1998 GMC Suburban | Owner's Manual - Page 204
the slow vehicle. Remember to glance over your shoulder and check the blind spot. Check your mirrors, glance over your shoulder and start your next vehicle. Don't overtake a slowly moving vehicle too rapidly. Even though the brake lamps are not flashing, it may be slowing down or starting to turn. - 1998 GMC Suburban | Owner's Manual - Page 205
avoid most skids by taking reasonable care suited to existing conditions, and by not "overdriving" those conditions. But skids are always possible. The three types of skids correspond to your vehicle's three control systems. In the braking skid, your wheels aren't rolling. In the steering or - 1998 GMC Suburban | Owner's Manual - Page 206
Brakes" in the Index. Before You Go Off-Roading There are some things to do before you go out. For example, be sure to have all necessary nmintetlance and service work done. Check " rneans you've left the great North American road system behind. Traffic lanes aren't marked. Curves aren't banked - 1998 GMC Suburban | Owner's Manual - Page 207
. Heavy loads on the roof raise the vehicle's center of gravity, making it more likely to roll over park your vehicleover dry grass or other combustible materials that could catch fire from the heat of the vehicle's exhaust system. 0 0 0 0 0 You'il find other important information this manual - 1998 GMC Suburban | Owner's Manual - Page 208
the winch instructions. In a remote area, a winch can be handy if you get stuck. But you'll want to know how to use it properly. Controlling your Your ears need to listen for unusual tire or engine sounds. With your arms. hands. feet and body, you'll need to respond to vibrations and vehicle - 1998 GMC Suburban | Owner's Manual - Page 209
control the vehicle as well or at all. Because you will be on an unpaved surfxe, it's especially important to avoid sudden acceleration, sudden turns or sudden braking. Surface Conditions There are no road signs, posted speed limits or signal lights. You have to use your own good judgment about what - 1998 GMC Suburban | Owner's Manual - Page 210
places'? 0 Many hills are simply too steep for any vehicle. If you drive up them, you will stall.If you drive down them, you can't control your speed. you If drive across them, you will roll over. could be You seriously injured or killed. If you have any doubt about the - 1998 GMC Suburban | Owner's Manual - Page 211
dangerous. You could lose traction, slide sideways, and possibly roll over. You could be seriously injured or killed. When driving uphills, always try to go straight up. Driving to the top (crest) a hill a t full speed can of cause an accident. There could be drop-off, a embankment, cliff, o r even - 1998 GMC Suburban | Owner's Manual - Page 212
(N) to "rev-up" the engine and regain forward momentum. This won't work. Your vehicle will roll backwards very quickly and you could go out of control. Instead, apply the regular brake to stop the vehicle. Then apply the parking brake. Shift to REVERSE (R), release the parking brake, and slowly back - 1998 GMC Suburban | Owner's Manual - Page 213
should I do? Set the parkingbrake, put your transmission in PARK (P) and turn off the engine. Leavethe vehicle and go get some help. Exiton the uphill side and stay clear of else could beinjured. If you are going to leave your vehicle, set the parking brake andshift the transmission toPARK (P). But - 1998 GMC Suburban | Owner's Manual - Page 214
a hidden creek bank or even a river bottom with large rocks'? 0 0 Heavy braking when going down a hill can cause your brakes to overheat and fade. This could cause loss of control anda serious accident. Apply the brakes lightly when descending a hill and usea low gear to keep vehicle speed under - 1998 GMC Suburban | Owner's Manual - Page 215
uphill. But if it happens going downhill, here's what to do. A: 0 Stop your vehicle by applying the regular brakes. Apply the parking brake. Shift to PARK (P) and, while still braking, restart the engine. Shift back to a low gear. release the parking brake. and drive straight down. When driving - 1998 GMC Suburban | Owner's Manual - Page 216
driven straight up or down may be too steep to drive across. When you go straight up or down a hill, the length of the wheel base (the an incline puts more weight on the downhill wheels. This could cause a downhill slide or a rollover. Surface conditions can be a problem when you drive across - 1998 GMC Suburban | Owner's Manual - Page 217
What if I'm driving across an incline that's not too steep, butI hit some loose gravel and start to slide downhill. What should I do? A: If you feel your vehicle starting to slide sideways, turn downhill. This should help straighten out the vehicle and prevent the side slipping. However, a much - 1998 GMC Suburban | Owner's Manual - Page 218
you will have difficulty accelerating. And if you do get moving, poor steering and difficult braking can cause you to slide out of control. Driving in Water Light rain causes no special off-road driving problems. But heavy rain can mean flash tlooding:, and flood waters demand extreme caution. Find - 1998 GMC Suburban | Owner's Manual - Page 219
operation in mud or sand, have the brake linings cleaned and checked. These substancescan cause glazing and uneven braking. Check the body structure, steering, suspension, wheels, tires and exhaust system ,for damage. Also, check the fuel lines and cooling system for any leakage. Your vehicle will - 1998 GMC Suburban | Owner's Manual - Page 220
down and keep more space between you and other vehicles. Slow down, especially on higher speed roads. Your headlamps can light up only so much road ahead. 0 0 0 0 In remote areas, watch for animals. If you're tired be impaired -- by alcohol or drugs, with night vision problems, or by fatigue. - 1998 GMC Suburban | Owner's Manual - Page 221
bright sunshine you are wise to wear sunglasses. Your eyes will have less trouble adjusting to night. But if you're driving. don't wear sunglasses at ; that way, it's easier to pick out dimly lighted objects. Just as your headlamps should be checked regularly for proper aim, so should your eyes be - 1998 GMC Suburban | Owner's Manual - Page 222
tread left, you'll get even less traction. It's always wise to go slower and be cautious if rain starts to fall while you are driving. The of rubber start to separate from the inserts. Rain and wet roads can mean driving trouble. On a wet road, you can't stop, accelerate or turn as well because - 1998 GMC Suburban | Owner's Manual - Page 223
to one side. You could lose control of the vehicle. After driving through a large puddle of water or a car wash, apply your brake pedal lightly until your brakes work normally. Driving too fdst through large water puddles or even going through some car washes can cause problems, too. The water may - 1998 GMC Suburban | Owner's Manual - Page 224
the water. This can happen if the road is wet enough and you're going Fast enough. When your vehicle is hydroplaning, it has little or no contact or standing water, water can come in through your engine's air intake and badly damage your engine. Never drive through water that is slightly lower than - 1998 GMC Suburban | Owner's Manual - Page 225
where you are going. Get a city map and plan your trip into an unknown part of the city just part, "Freeway Driving.") 0 Treat a green light as a warning signal. A traffic light is there because the corner is busy enough to need it. When a light turns green, and just before you start to move, check - 1998 GMC Suburban | Owner's Manual - Page 226
traffic. Try to determine where you expect t o blend with the flow. Try t o merge into the gap at close to the prevailing speed. Switch on y o ~ turn signal, check ~r your mirrors and glance over your shoulder as often as necessary. Try to blend smoothly with the traffic flow. Once you are 011 the - 1998 GMC Suburban | Owner's Manual - Page 227
-- don't plan t o make too many miles that first part of the journey. Wear comfortable clothing and shoes you can easily drive in. Is your vehicle ready for a long trip'! If you keep it serviced and maintained, it's ready to go. If it needs service, have it done before starting out. Of course, you - 1998 GMC Suburban | Owner's Manual - Page 228
sure your vehicle is well ventilated. with a comfortably cool interior. Keep your eyes moving. Scan the road ahead and to the sides. Check your mirrors and your instruments frequently. If you get sleepy, pull off the road into a rest, service or parking area and take a nap, get some exercise, or - 1998 GMC Suburban | Owner's Manual - Page 229
road.) 0 Keep your vehicle in good shape. Check all fluid levels and also the brakes, tires, cooling system and transmission. These parts can work hard on mountain roads. Know how to go down hills. The most important thing to know is this: let your engine do someof the slowing down. Shiftto a lower - 1998 GMC Suburban | Owner's Manual - Page 230
triangles. And, if yo11will be driving under severe conditions, include a s~nall of sand, a bag piece of old carpet or a couple of burlap bags to help provide your tires meet the road probably have good traction. However, if there is snow or ice between your tires and the road, you can have a very - 1998 GMC Suburban | Owner's Manual - Page 231
condition -- smooth ice, packed, blowing or loose snow -- drive with caution. Accelerate gently. Try not to break the fragile traction. If you accelerate too fast,the drive wheelswill spin and polish the surface under the tires even more. Your anti-lock brakes an anti-lock braking system, you'll want - 1998 GMC Suburban | Owner's Manual - Page 232
snow. Put on extra clothing or wrap a blanket around you. If YOLI have no blankets or extra clothing, make body insulators 1'1.on1 newspapers, burlap bags, rags, floor mats -- anything you can wrap around yourself or tuck under your clothing to keep warm. If you are stopped by heavy snow snow. - 1998 GMC Suburban | Owner's Manual - Page 233
of that is blocking your exhaust pipe. And check around again from time to time to be sure snow doesn't collect there. Open a window just a little the sideof the on vehicle that's away from the wind. This help will keep CO out. If you have a diesel engine, you nlay have to run it at - 1998 GMC Suburban | Owner's Manual - Page 234
the applicable service manual removal/install~~ parking brake is firmly set before you shift the transfer case into NEUTRAL (N). Dust or dirt can enter the back of the trans~nission through the opening created by removing the propeller shaft if proper protection is not provided. Also, check - 1998 GMC Suburban | Owner's Manual - Page 235
. 5 . Release the parking brake only after the vehicle being towed is firmly attached to the towing vehicle. (SEE GERS ADDITIONAL INFORMATION.1 MANUAL FOR 1- A E n o n o n 6. Turn the ignition to OFF. The OFF position unlocks the steering column and reduces battery drain. Unlocking the steering - 1998 GMC Suburban | Owner's Manual - Page 236
not change your weight ratings. Ask your dealer to help you load your vehicle the right way. NOTICE: Your warranty does not cover parts or components anything else -- they go as fast as the vehicle goes. If you have to stop or turn quickly, or if there is a crasl~, they.11 keep going. Do not load - 1998 GMC Suburban | Owner's Manual - Page 237
the cargo areaof your vehicle. Try to spread the weight evenly. 0 Never stack heavier things, like suitcases, information for off-road driving i n this manual. See "Loading Your Vehicle for Off-Road can lose control whenyou pull a trailer. For example, if the trailer is too heavy, the brakes may not - 1998 GMC Suburban | Owner's Manual - Page 238
will weigh ~ m r than the capacity e stamped on your step bumper. You can ask a hitch dealer about sway controls. Don't tow a trailer at all during the first 500 miles (800 km) your new vellicle is driven. Your engine, axle or other parts could be damaged. Then. during the first 500 miles (800 - 1998 GMC Suburban | Owner's Manual - Page 239
in the tow vehicle must be subtracted from the maximurn trailer weight. Above the 2,000 Ibs. (908 kg) trailer rating. the engine oil cooler is required on C/K- I500 and C/K-2500 models. Refer to the Trailering Guide for oil cooler recornlllencSations. Three important considerations have to do with - 1998 GMC Suburban | Owner's Manual - Page 240
Engine 5.7L Axle Ratio 3.08 3.42 3.73 Max. Trailer Wt. 5,000 lbs. (2 270 kg) 6,000 lbs. (2 724 kg) 7,000 lbs. (3 178 kg) 5,500 lbs. (2 497 kg) K- 1500 (4WD)Utility 5.7L 3.42 3.73 6,500 Ibs. (2 95 I kg) kg) 6,000 lbs. (2 724 6.5L Diesel 3.42 3.73 7,000 Ibs. (3 178 kg) C- 1500 (2WD) Suburban - 1998 GMC Suburban | Owner's Manual - Page 241
Vehicle Engine 5.7L Axle Ratio 3.73 4.10 Max. Trailer Wt. 6.000 Ibs. (2 724 kg) 7,500 lbs. ( 3 405 kg) 6.5L Diesel 3.73 6,500 Ibs. (2 95 1 kg) 8,000 lbs. (3 632 kg) 8,500 Ibs. (3 859 kg) 10,000 Ibs. (4 540 kg) 7,000 Ibs. (3 178 kg) 4.10 7.4L 3.73 4.10 K-2500 (4WD) Suburban 5.7L 6.SL Diesel - 1998 GMC Suburban | Owner's Manual - Page 242
Customer Communication Centre 1908 Colonel Sam Drive Oshawa, Ontario L 1 H 8P7 Weight of the Trailer Tongue The tongue load (A) of any trailer is an important weight to measure because it affects the total or gross weight of your vehicle. The Gross Vehicle Weight (GVW) includes the curb weight - 1998 GMC Suburban | Owner's Manual - Page 243
the "0 weight of the trailer tongue. 0 Will you have to make any holes in the body of your correct hitch equipment. Crosswinds, large trucks going by and rough roads are a few the hitch. Instructions about safety bumper, be sure to use a properly mounted, weight-distributing hitch and sway control - 1998 GMC Suburban | Owner's Manual - Page 244
opening, drive with your front, main heating or cooling system on and with the fan on any speed. This bring fresh, will outside air into your vehicle. Do not use the recirculation button o r MAX because it only recirculates the air inside your vehicle. (See "Comfort Controls" in the Index.) 4-52 - 1998 GMC Suburban | Owner's Manual - Page 245
the feel of handling and braking with the added weight of the trailer. And brake controller by hand to be sure the brakes are working. Thislets you check your electrical connection at the same time. During your trip, check deal longer, you'll need to go much farther beyond the passed vehicle before - 1998 GMC Suburban | Owner's Manual - Page 246
might have to use your brakes so much that they and/or hilly conditions). I NOTICE: 't strike soft shoulders, curbs, road signs, treesor check occasionally to be sure the trailer bulbs are still working. When towing a t high altitude on steep uphill grades, consider the following: Engine coolant - 1998 GMC Suburban | Owner's Manual - Page 247
damaged. ON: It can be dangerous to get of your vehicle if out the shift lever is not fully PARK (P) with the in parking brake firmlyset. Your vehicle can roll. If you have left the engine running, the vehicle can move suddenly.You or otherscould be injured. To be sure yourvehicle won't move, even - 1998 GMC Suburban | Owner's Manual - Page 248
fluid (don't overfill), engine oil, axle lubricant, belt. cooling system and brake adjustment. Each of these is covered in this manual, and the Index will help you find them quickly. If you're trailering, it's a good idea to review these sections before you start your trip. Check periodically to see - 1998 GMC Suburban | Owner's Manual - Page 249
loose that it drags on the ground. The technician can use the following color code chart when connecting the wiring harness to your trailer. 0 Brown: Rear ): Ground Light Green: Back-up Lamps White (Light Gauge): Center High-Mounted Stop Lamp Blue: Auxiliary/Electric Trailer Brake Circuit Orange - 1998 GMC Suburban | Owner's Manual - Page 250
the regular brakes, set the parking brake, or block the wheels to keep your vehicle from rolling. If you will be using the bumper to tow a trailer, you must remove the center cutout circle to install the trailer ball. You must also remove both outer cutouts I . . Step-Bumper Pad If your vehicle - 1998 GMC Suburban | Owner's Manual - Page 251
to do about some problems that can occur on the road. 5-2 5-2 5-3 5-8 5-13 Hazard Warning Flashers Other Warning Devices JL~IIIP Starting Towing Your Vehicle Engine Overheating (Gasoline Engines) 5- 15 5-22 5-22 5-22 5-39 Cooling System -- Gasoline Engines Engine Fan Noise I f a Tire Goes Flat - 1998 GMC Suburban | Owner's Manual - Page 252
flashers, push the button until the first click and release. Your hazard warning flashers let you warn others. They also let police know you have a problem. Your front and rear turn signal lamps will flash on and off. When the hazard warning flashers are on, your turn signals won't work. Other - 1998 GMC Suburban | Owner's Manual - Page 253
another vehicle and some jumper cables to start your vehicle. But please use the following steps to do it safely. WTION: Batteries can hurt you. They can things can hurt you. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. NOTICE: Ignoring these steps could - 1998 GMC Suburban | Owner's Manual - Page 254
into the cigarette lighter or accessory power outlets. Turn off all lamps that aren't needed as well as radios. This will avoid sparks and help save both batteries. And it could save your radio! A CAUTION: If your vehicle has air conditioning, the auxiliary electric fan under the hood can start - 1998 GMC Suburban | Owner's Manual - Page 255
5 . Check that the jumper cables don't have cables, here are some basic things you should know. Positive (+) will go to positive (+) and negative ( - ) will go t o a metal engine part. Don't connect positive (+) to negative (-) or you'll get a short that would damage the battery and maybe other parts - 1998 GMC Suburban | Owner's Manual - Page 256
with the dead battery. 8. Now connect the black negative (-) cable to the good battery's negative (-) cable. Don't let the other end touch anything until the next step. The other end of the negative (-) cable doesn't go to the dead battery. It goes to a heavy unpainted metal part of the vehicle - 1998 GMC Suburban | Owner's Manual - Page 257
to prevent electrical shorting. Take care that they don't touch each other or any other metal. 9. Attach the cable at least 18 inches (45 cm) away from the dead battery, but not near engine parts that move. The electrical connection is just as good there, but the chance of sparks getting back to - 1998 GMC Suburban | Owner's Manual - Page 258
service tow your vehicle. See "Roadside Assistance?'i n the Index. When the towing service arrives, let the tow operator know that this manual contains these towing instructions or Never tow with damaged parts not fully secured. Never get under your vehicle after it has been lifted by the tow truck. - 1998 GMC Suburban | Owner's Manual - Page 259
, serious personal injury and vehicle damage. The vehicle should be tightly secured with chains or steel cables before it transported. is Don't use substitutes (ropes, leather straps, canvas webbing, etc.) that limitations 1n11st beexceeded, then the drive wheels have to be supported on a dolly. - 1998 GMC Suburban | Owner's Manual - Page 260
vehicle is fo~~r-wheel drive, use the following directions: 1 . Engage the parking brake. 2. Turn the ignition key to OFF. 3. Clamp the steering wheel in a straight-ahead position with a clamping device designed for towing service. (Do not use the vehicle's steering column lock for this.) 2. Turn - 1998 GMC Suburban | Owner's Manual - Page 261
vehicle is two-wheel drive, use the following directions: 1. Engage the parking brake. 7 -. Turn the ignition key to OFF. 3. Clamp the steering wheel in a straight-ahead position with a clamping device designed for towing service. (Do not use the vehicle's steering column lock for this.) 4. Place - 1998 GMC Suburban | Owner's Manual - Page 262
hooked up, release the parking brake and turn the ignition OFF to reduce battery drain. I I . Engage the parking brake. NOTICE: If your clamping device designed for towing service. (Do not use the vehicle's steering column lock for this.) 4. Place the transmission i n PARK (P). 5. Put the transfer - 1998 GMC Suburban | Owner's Manual - Page 263
gageon your vehicle's instrument panel. See "Engine Coolant Temperature Gage" in the Index. I f your vehicle has a diesel engine, see "Engine Overheating" in the Diesel Engine Supplement. If Steam Is Coming From Your Engine Steam from an overheated engine can burn you badly, even if you - 1998 GMC Suburban | Owner's Manual - Page 264
see if the warning stops. But then, if you still have the warning, t ~ t m tlze off engine u17d get everyone out o the vehicle until it f cools down. You may decide not to lift the hood but to get service help right away. If you get the overheat warning with no sign of steam, try this - 1998 GMC Suburban | Owner's Manual - Page 265
to lift the hood,here's what you' 11 see: If your vehicle has air conditioning, the auxiliary electric engine cooling fan under the hood can start up even when the engine is not running and can injure you. Keephands, clothing and tools away from any underhood electric fan. If the coolant insidethe - 1998 GMC Suburban | Owner's Manual - Page 266
If it isn't, you may have a leak i n the radiator hoses, heater hoses, radiator, water pump or somewhere else in the cooling system. How to Add Coolant to the Coolant Recovery Tank -- Gasoline Engines I f you haven't found a problem yet, but the coolant level isn't at or above the COLD mark, add a - 1998 GMC Suburban | Owner's Manual - Page 267
coolant on a hot engine. When the coolant i n the coolant recovery tank is at o r above the COLD mark, start your vehicle. If the overheat warning continues, there's one more thing you can try. You can add the proper coolant mixture directly to the radiator. but be sure the cooling system is cool - 1998 GMC Suburban | Owner's Manual - Page 268
, and you turn the radiator if pressure cap even a little they can come out at high speed. Never turn the cap when the cooling system, including the radiator pressure cap, is hot. Wait for the cooling system and radiator pressure cap to cool if you ever have to turn the pressure cap. -- -- 5-18 - 1998 GMC Suburban | Owner's Manual - Page 269
How to Add Coolant to the Radiator 2. Then keep turning the pressure cap, but now push down as you turn it. Remove the pressure cap. 1. You can remove the radiator pressure cap when the cooling system,including the radiator pressure cap and upper radiator hose, is no longer hot.Turn the pressure - 1998 GMC Suburban | Owner's Manual - Page 270
radiator with the proper DEX-COOL@ coolant mixture, up to the base of the filler neck. (See "Engine Coolant" in the Index for more information about the proper coolant mixture.) 4. Then fill the coolant recovery tank to the COLD mark. 5. Put the cap back on the coolant recovery tank, but leave the - 1998 GMC Suburban | Owner's Manual - Page 271
feel the upper radiator hose getting hot. Watch out for the engine cooling fan(s). 7. By this time, the coolant level inside the r*d' d lator filler neck may be lower. I f the level is lower, add more of the proper DEX-COOL@ coolant mixture through the filler neck until the level reaches the base - 1998 GMC Suburban | Owner's Manual - Page 272
or making extra shifts. It is merely the cooling system functioning properly. The fan will slow down when additional cooling is not required and the clutch disengages. You may also hear this fan noise when you start the engine. It will go away as the fan clutch disengages. If a Tire GoesFlat It - 1998 GMC Suburban | Owner's Manual - Page 273
brake firmly. 2. Put the shiftlever in PARK (P). 3. If you have a four-wheel-drive vehicle, be sure the transfer case isin a drive gear not in NEUTRAL (N). 4. Turn off the engine also find your spare tirethere.. On two-door utility and Suburban models, the spare tire is located at the rearof the - 1998 GMC Suburban | Owner's Manual - Page 274
Hoist Assembly Follow these instructions to lower the spare you. Insert the other end through the hole in the rear bumper and into the hoist shaft. 2. Turn the ratchet to lower the tire has been lowered, tilt the retainer ar the end of the cable so it can be pulled up through the wheel opening. 4. - 1998 GMC Suburban | Owner's Manual - Page 275
later. To open the jack cover on four-door utility models, turn the wing nut to the left and take the cover off. If your Suburban has a jack cover, lift the tab up to release the cover, then take it off. 5-25 - 1998 GMC Suburban | Owner's Manual - Page 276
To take the jack out, turn the wing nut to the left and take it and the retainer off. Take the -jack and storage box out and take the tools out of the box. Your vehicle may have a pair of emergency gloves secured to the jack. You can use them when changing the tire, or during other emergency - 1998 GMC Suburban | Owner's Manual - Page 277
1 UP Marking DOWN Marking With the UP marking on the ratchet filcing you rotate the ratchet to the right. That will lift the jack head a little. $ One side of the ratchet has an UP marking. The other side has a DOWN marking. - 1998 GMC Suburban | Owner's Manual - Page 278
yet. If the wheel also has a trim ring, use the wheel wrench to pry along the edge and remove it. If the wheel has a smooth center piece, place the wheel wrench in the slot on the wheel and gently pry off. 2. If the flat tire is on the rear of the - 1998 GMC Suburban | Owner's Manual - Page 279
off the jack,you could be badly injured or killed. Never get under a vehicle when it is supported only by ajack. 3. Position the jack under the vehicle. If the flat tire is on the front damage, be sure to fit the jack lift head into the proper location before raising the vehicle. A CAUTION: 5-29 - 1998 GMC Suburban | Owner's Manual - Page 280
5. Remove all the wheel nuts and take off the flat tire. Front Position Rear Position 1 6. 4. With UP on the ratchet facing you, raise the vehicle by rotating the ratchet and wheel wrench to the right. Raise the vehicle far enoughoff the ground so there is enough room for the spare tire to fit. - 1998 GMC Suburban | Owner's Manual - Page 281
Rust or dirt on the wheel, or on the parts to which it is fastened, can make the wheel nuts become loose after a time. The wheel could come off and causean accident. When you change a - 1998 GMC Suburban | Owner's Manual - Page 282
9 Tighten each wheel nut by rotating the wheel wrench to the sight. Front Position Rear Position 8. Lower the vehicle by rotating the ratchet and wheel wrench to the left. Lower the jack completely. 5-32 - 1998 GMC Suburban | Owner's Manual - Page 283
A CA' 'TION: ( (- -J Ja 3e :_> a5 e e 10. Tighten the nuts firmly i n a crisscross sequence as shown. Rotate the wheel wrench to the right. Incorrect wheel nuts or improperly tightened wheel nuts can cause the wheel to becomeloose and even come off'. This could lead to n accident. a Be sure - 1998 GMC Suburban | Owner's Manual - Page 284
I NOTICE: Improperly tightened wheel nuts can lead to To brake pulsation and rotor damage. avoid expensive brake repairs, evenly tighten the wheel nuts in the proper sequence and to the proper torque specification. 1 1. Put the wheel trim back on. For vehicles with - 1998 GMC Suburban | Owner's Manual - Page 285
D E Jacking Tool Storage A. Wheel Wrench B. Jack Handle C. Ratchet Jack Storage A. Retainer -- 2-Door Utility Model B. Nut C. Jack D. Jacking Tool Storage Box D. Jack Storage Box E. Bracket E. Jack Handle Extension 5-35 - 1998 GMC Suburban | Owner's Manual - Page 286
E C D Jack Storage A. Retainer -- 4-Door Utility Model A. Retainer B. Nut ,JackStorage -- Suburban B. Nut C. Jack C. Jack Storage Box D. Jack Storage Box E. Bracket D. Bracket E. Jack 5-36 - 1998 GMC Suburban | Owner's Manual - Page 287
Store the flat tire i n the cargo area of two-door utility and Suburban models and secure it to the tire carrier. To store the flat tire: I . Put the cover back on the tire if your vehicle has one. 2. - 1998 GMC Suburban | Owner's Manual - Page 288
D Spare Tire -- 4-Door Utility Model Spare Tire 1. I-Bolt 2. J-Bolt 3. Carrier 4. SpareTire 5 . Adapter -- Suburban 6. Nut 7. Cover 8. Use Lower Adapter Hole for eight-Lug Rim Only A. Hoist Assembly B. Hoist Shaft C. Ratchet D. Jack Handle E. Retainer F. Valve Stem, Pointed Down Be sure - 1998 GMC Suburban | Owner's Manual - Page 289
these instructions to restore a spare orflat tire: If You're Stuck: In Sand, Mud, Ice or Snow What on an angle, through the hole in the rear bumper and into the hoist shaft. ' \ CA""1C the transmission or other parts of the vehicle can overheat. That could causean engine compartment fire or other - 1998 GMC Suburban | Owner's Manual - Page 290
NOTICE: Spinning your wheels can destroy parts your of vehicle as well as the tires. forward gear, spinning the wheels as little as possible. Release the accelerator pedal while you shift. and press lightly on the accelerator pedal when the transmission is i n gear. If that doesn't get you out after - 1998 GMC Suburban | Owner's Manual - Page 291
straight out. Never pull on the hooks at sideways angle. The hooks a could break off and you or otherscould be injured from the chain or cable snapping back. NOTICE: Never use the recovery hooks to the vehicle. tow Your vehicle could be damaged and it would not be covered by warranty - 1998 GMC Suburban | Owner's Manual - Page 292
b % NOTES 5-42 - 1998 GMC Suburban | Owner's Manual - Page 293
Engine) Air Cleaner (Gasoline Engines) Automatic Transmission Fluid Rear Axle Four-wheel Drive Engine Coolant Radiator Pressure Cap Thermostat Power Steering Fluid Windshield Washer Fluid 6-32 6-36 6-36 6-43 6-43 6-5 1 6-52 6-5 5 6-56 6- 60 6-6 1 6-62 6-67 6-69 6-70 6-7 I Brakes Battery Bulb - 1998 GMC Suburban | Owner's Manual - Page 294
" in the Index. Your vehicle has an air bag system. Before attempting to do your own service work, see "Servicing Your Air Bag-Equipped Vehicle" in the Index. You should keep a record with all parts receipts and list the mileage and the date of any service work you peri'ot-m. See "Maintenance Record - 1998 GMC Suburban | Owner's Manual - Page 295
noise and affect windshield washer performance. Check with your dealer before adding equipment to the outside of your vehicle. Fuel (Gasoline Engine) I f your vehicle has a diesel engine, see "Diesel Fuel Requirements and Fuel System'' in the Diesel Engine Supplement. For vehicles with gasoline - 1998 GMC Suburban | Owner's Manual - Page 296
manganese tricarbonyl (MMT); ask your service station operator whether or not his fuel contains MMT. General Motors does not recommend the use of such gasolines. If fuels containingMMT are used, spark plug life may be reduced and your emission control system performance may be affected. The - 1998 GMC Suburban | Owner's Manual - Page 297
air, all gasolines in the United States are now required to contain additives that will help prevent deposits from ,forming in your engine and fuel system, allowing your emission control system warranty. To check on fuel going and give your Vehicle Identification Number (VTN). General Motors - 1998 GMC Suburban | Owner's Manual - Page 298
Filling Your Tank (Gasoline Engine) If your vehicle has a diesel engine, see "Filling Your Tank (Diesel Engine)" in the Diesel Engine Supplement. Gasoline vapor is highly flammable. It burns violently, and that can cause very bad injuries. Don't smoke if you're near gasoline or refueling - 1998 GMC Suburban | Owner's Manual - Page 299
canget onefor you. If you get the wrong type, it may not fit properly. This may cause your malfunction indicator lamp to light and yourfuel tank andemissions system may be damaged. See "Malfunction Indicator Lamp" in the Index. Be careful not to spill gasoline. Clean gasoline from painted surfaces - 1998 GMC Suburban | Owner's Manual - Page 300
running. is Keep hands, clothing and tools away from any underhood electric fan. Things that burn can on hot engine parts and get start a fire. These include liquids gasoline or like diesel fuel, oil,coolant, brake fluid, windshield washer and otherfluids, and plastic or rubber.You or otherscould - 1998 GMC Suburban | Owner's Manual - Page 301
pull up on the secondary hood release, located just to the passenger's side of the center of the grill. Lift the hood. If your vehicle has air conditioning, it may have an auxiliary engine fanin addition to the belt-driven fan. Before closing the hood, be sure all filler caps are on properly. Pull - 1998 GMC Suburban | Owner's Manual - Page 302
"VORTEC" 5700 Engine When you lift up the hood you'll see: 6-10 - 1998 GMC Suburban | Owner's Manual - Page 303
A. Battery H. Fan I. Power Steering Fluid Reservoir B. Air Cleaner C. Radiator Cap J. Engine OilFill K. Brake Fluid Reservoir D. Coolant Recovery Tank E. Air Filter Restriction Indicator E Engine Oil Dipstick G. Automatic Transmission Dipstick L. Windshield Washer Fluid Reservoir M. Fuse/Relay - 1998 GMC Suburban | Owner's Manual - Page 304
"VORTEC" 7400 Engine When you lift up the hood you'll see: 6-12 - 1998 GMC Suburban | Owner's Manual - Page 305
A. Battery H. Engine Oil Fill I. Fan J. Power Steering Fluid Reservoir B. Coolant Recovery Tdnk C. Air Cleaner D. Radiator Cap E. Air Filter Restriction Indicator K. Brake Fluid Reservoir L. Windshield Washer Fluid Reservoir M. Fuse/Relay Center F. Engine Oil Dipstick G. Automatic Transmission - 1998 GMC Suburban | Owner's Manual - Page 306
your vehicle has a diesel engine. see "Engine Oil (Diesel Engine)" in the Diesel Engine Supplement. It's a good idea to check your engine oil every time you e oet fuel. In order t o get an accurate reading, the o i l must be warm and the vehicle must be on level ground. Checking Engine Oil Pull out - 1998 GMC Suburban | Owner's Manual - Page 307
to put the level somewhere in the proper operating range. Push the dipstick all the way back in when you're through. What Kind of Engine Oil to Use Oils recommended for your vehicle can be identified by looking for the "Starburst" symbol. This symbol indicates that the oil has been - 1998 GMC Suburban | Owner's Manual - Page 308
can use SAE 1OW-30 if it's going to be 0°F (-18°C) or above. These numbers on an oil container show its viscosity, or thickness. Do not use other viscosity oils, such as SAE 20W-50. HOT WEATHER LOOK FOR MIS SYMBOL 1 a NOTICE: Use only engine oil with the American Petroleum Institute Certified - 1998 GMC Suburban | Owner's Manual - Page 309
vehicle with a fully warmed engine under highway conditions causes engineoil to break down slower. If you change your own oil, be sure to drain a l l free-flowing oil from the filter a problem properly disposing of your used oil, ask your dealer, a service station or a local recycling center for - 1998 GMC Suburban | Owner's Manual - Page 310
dirty and needs to be serviced. The indicator is located in the air intake tube between the air cleaner and the engine. See "Owner Checks and Services" i n the Index to determine when to check the indicator. Your air cleaner is located between the battery and coolant recovery tank. L If the area - 1998 GMC Suburban | Owner's Manual - Page 311
clips and remove the cover. Lift the filter and the connected duct out of the air cleaner housing.Hold the duct and the air cleaner housing. Make sure that the duct fits properly into the housing. Install the cover and fasten the two retaining clips. After the air filter is properly serviced, the - 1998 GMC Suburban | Owner's Manual - Page 312
do not use your vehicle under any of these conditions, change the fluid and filter every 100,000 miles (166 000 km). NOTICE: See "Scheduled Maintenance Services" in the Index. If the air cleaner is off, a backfire can cause a How to Check damaging engine fire. And, dirt can easily get Because this - 1998 GMC Suburban | Owner's Manual - Page 313
that some of the fluid could come out and fall on hot engine parts or exhaust system parts, starting a fire. Be sure to get an accurate reading if you check your transmission fluid. Wait at least 30 minutes before checking the transmission fluid level if you have been driving: 0 Get the vehicle - 1998 GMC Suburban | Owner's Manual - Page 314
range. Then, position the shift lever in PARK (P). Let the engine run at idle for three minutes or more. Then, without shutting off the engine, follow these steps: 2. Push it back in all the way, wait three seconds and then pull it back out again. 3. Check both sides of the dipstick, and read the - 1998 GMC Suburban | Owner's Manual - Page 315
and Change Lubricant Refer to the Maintenance Schedule to determine how often to check the lubricant and when to change it. See "Scheduled Maintenance Services" i n the Index. How to Check Lubricant NOTICE: We recommend you use only fluid labeled DEXRON@-111,because fluid with that label is made - 1998 GMC Suburban | Owner's Manual - Page 316
to four-wheel-drive vehicles. However, they have two additional systems that need lubrication. Transfer Case When to Check Lubricant Refer to the Maintenance Schedule to determine how often to check the lubricant. See "Periodic Maintenance Inspections" in the Index. Manual Transfer Case 6-24 - 1998 GMC Suburban | Owner's Manual - Page 317
and Change Lubricant Refer to the Maintenance Scheduleto determine how often to check the lubricant and when to change it. See "Scheduled Maintenance Services" in the Index. How to Check Lubricant Automatic Transfer Case I f the level is below the bottom of the filler plug hole, you'll need to - 1998 GMC Suburban | Owner's Manual - Page 318
12 m m ) below the filler plug hole. When the differential is at operating temperature (warm), add enough lubricant to raise the COOL@extended life coolant. 2 The following explains your cooling system and how to add coolant when it is low. If you have a problem with engine overheating, see "Engine - 1998 GMC Suburban | Owner's Manual - Page 319
the overheat warning. Your engine could catch fire and you or others could be burned. Use a 50/50 mixture of clean water and DEX-COOL@coolant. If you have to add coolant more than four times a year, have your dealer check your cooling system. NOTICE: If you use the proper coolant,you don't have to - 1998 GMC Suburban | Owner's Manual - Page 320
or a little higher. Adding Coolant If you need more coolant, add the proper DEX-COOL@ coolant mixture at the coolant recovery tank. You can beburned if you spill coolant on hot engine parts. Coolant contains ethylene glycol, and itwill burn if the engine parts arehot enough. Don't spillcoolant on - 1998 GMC Suburban | Owner's Manual - Page 321
up with the overflow tube on the radiator filler neck. Thermostat Engine coolant temperature is controlled by a thermostat in the engine coolant system. The thermostat stops the flow of coolant through the radiator until the coolant reaches a preset temperature. The radiator pressure cap must be - 1998 GMC Suburban | Owner's Manual - Page 322
Check Power Steering Fluid When the engine compartment is cool, Check Power Steering Fluid It is not necessary to regularly check power steering fluid unless you suspect there is a leak in the system or you hear an unusual noise. A fluid loss in this system could indicate a problem. Have the system - 1998 GMC Suburban | Owner's Manual - Page 323
Fluid 0 When using concentrated washer fluid, follow the manufacturer's instructions for adding water. Don't mix water with ready-to-use is if completely full. Don't use engine coolant (antifreeze)in your windshieldwasher. It can damage your washer system and paint. Open the cap labeled WASHER - 1998 GMC Suburban | Owner's Manual - Page 324
out of the brake system. If it is, you should have your brake system fixed, sincea leak means that sooneror later your brakes won't work well, or won't work at all. Refer to the Maintenance Schedule to determine when to check your brake fluid. See "Periodic Maintenance Inspections" i n the Index - 1998 GMC Suburban | Owner's Manual - Page 325
reservoir. The fluid level should be above MIN. it isn't, have your brake system If checked to see there is a leak. if After work is done on the brake hydraulic system, make sure the level is above MIN but not over the the MAX mark or the top the window on the sideof of the reservoir - 1998 GMC Suburban | Owner's Manual - Page 326
accident. Whenyou hear the brake wear warning sound, have your vehicle serviced. I NOTICE: Continuing to drivewith worn-out brake pads could result incostly brake repair. Some driving conditions or climates may cause a brake squeal when the brakes are first applied or lightly applied. This does not - 1998 GMC Suburban | Owner's Manual - Page 327
increase in pedal travel. This could be a sign of brake trouble. Fluid Leak Check After the vehicle has been parked for awhile, inspect the surface under the vehicle for water, oil, fuel or other fluids. Water dripping from the air conditioning system after it has been used is normal. If you notice - 1998 GMC Suburban | Owner's Manual - Page 328
are off and the engine isn't running. For the proper bulb type, see "Replaceme.nt Bulbs" in the Index. Vehicle Storage If you're not going to drive your vehicle for 25 days or more, remove the black, negative (-) cable from the battery. This will help keep your battery from running down. Halogen - 1998 GMC Suburban | Owner's Manual - Page 329
Sealed Beam Headlamps 1. Remove the four screws from the headlamp retainer. 3. Unplug and remove the headlamp. 4. Plug in the new headlamp and put it in place. 2. Pull the headlamp out and remove the retainer 5 . Install the retainer to the headlamp and tighten the screws. 6-37 - 1998 GMC Suburban | Owner's Manual - Page 330
the lens assembly and turn it to the right until it is tight. I . Remove the two hex head pins at the top of the radiator support, as shown. 2. Pull the headlamp lens assembly out. 6. Plug in the electrical connector. 7. Put the headlamp lens assembly back into the vehicle. Install and tighten - 1998 GMC Suburban | Owner's Manual - Page 331
Signal Lamps with Sealed Beam Headlamps 1. Remove the two screws at the inside edge of the parking/turn signal lamp assembly. 3. Pull the socket out of the lamp assembly. 5 . Push in gently on the bulb, turn it to the left and remove - 1998 GMC Suburban | Owner's Manual - Page 332
Front Parking/Turn SignalLamps with Composite Headlamps 1. Remove the four screws and take out the parkingkurn signal lamp back into the lamp assembly and turn it t o the right until it locks. 7. Put the parking/turn signal lamp assembly back into the vehicle and tighten the four screws. 6-40 - 1998 GMC Suburban | Owner's Manual - Page 333
it. 5 . Put the socket back into the sidemarker assembly and turn it to the right to tighten it. 6. Replace the parking/turn signal lamp assembly and tighten the screws. Center High-Mounted Stoplamp (CHMSL) The individual bulbs in the CHMSL are not replaceable. See your dealer for assistance. 6-41 - 1998 GMC Suburban | Owner's Manual - Page 334
Roof Marker Lamps 1. Remove the screws and lift off the lens. 2. PLIHthe bulb straight out of off of the lamp assembly. Rear Lamps 1. Open the tailgate or rear doors. 2. Remove the two black plastic plugs from the rear lamp assembly access holes. 5. Pull the old bulb straight out of the socket - 1998 GMC Suburban | Owner's Manual - Page 335
type and length, see "Normal Maintenance Replacement Parts" in the Index. To replace the windshield wiper blade assembly: 1. Lift the wiper arm and rotatethe blade until it is facing away If about your tire warranty and where to obtain service, see your GMWarranty booklet for details. 6-43 - 1998 GMC Suburban | Owner's Manual - Page 336
can cause overheating as a result too much friction. of You could have an air-out and a serious accident. See "Loading Your Vehicle" in the Index. could cause serious injury. Check tires all frequently to maintain the recommended pressure. Tire pressure shouldbe checked when your tiresare cold. - 1998 GMC Suburban | Owner's Manual - Page 337
economy. If your tires have too much air (overinflation you can get the following: Unusualwear Badhandling 0 Roughride Needless damage from road hazards. Check your tires once a nlonth or more. Also, check the tire pressure of the spare tire. How to Check Use a good quality pocket-type gage to - 1998 GMC Suburban | Owner's Manual - Page 338
The first rotation is the most important. See "Scheduled Maintenance Services" in the Index for scheduled rotation intervals. FRT After the the correct rotation patterns shown here. Rust or dirt a wheel, or on the parts to which on it is fastened, can make wheel nuts becomeloose after a time. - 1998 GMC Suburban | Owner's Manual - Page 339
when it's time for new tires is to check the treadwear indicators, which will appear when your rating, traction, ride and other things during normal service on your vehicle. If your tires have an all-season will be followed by an "MS" (for mud and snow). You need a new tire if any of the following - 1998 GMC Suburban | Owner's Manual - Page 340
Grading system does not apply to deep tread, winter-type snow tires, on General Motors passenger cars and light trucks Motors Tire Performance Criteria (TPC) standards. Treadwear The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions - 1998 GMC Suburban | Owner's Manual - Page 341
habits, service practices and heat when tested under controlled conditions on a specified indoor tires must meet under the Federal Motor Vehicle Safety Standard No. 109. leaks air, replace it (except some aluminum wheels, which can sometimes be repaired). See your dealer if any of these conditions - 1998 GMC Suburban | Owner's Manual - Page 342
vehicle. ~ NOTICE: The wrong wheel can also cause problems with bearing life, brake cooling, speedometer or odometer calibration, headlamp aim, bumper height, vehicle ground clearance and tire or tire chain clearance to the body and chassis. A CAUTION: Using the wrong replacementwheels, wheel - 1998 GMC Suburban | Owner's Manual - Page 343
on your vehicle and tire size conlbination and road conditions. Follow that manufbcturer's instructions. To help avoid damage to your vehicle, Others can burst into flame if you strike a match or get them on a hot part of the vehicle. Some are dangerous if you breathe their fumes in a closed space. - 1998 GMC Suburban | Owner's Manual - Page 344
Paint Thinner Turpentine Lacquer Thinner 0 0 0 0 0 0 Always read the instructions on the cleaner label. Clean up stains as soon as you can -- damage your vehicle, too. Don't use any of these unless this manual says you can. In many uses, these will damage your vehicle: 0 0 0 0 0 - 1998 GMC Suburban | Owner's Manual - Page 345
and carpet often Problems Stains caused by catsup, coffee (black cool water. 7. Wipe off what's left with a slightly damp paper towel or cloth. 8. Dry it immediately with a blow dryer. 9. Wipe with a clean cloth. 2. If a stain remains, follow the multi-purpose interior cleaner instructions - 1998 GMC Suburban | Owner's Manual - Page 346
, chili sauce and unknown stains can be removed as follows: 1. Carefully scrape off excess stain. 2. Clean with cool water and allow to dry. Cleaning Leather Use a soft cloth with lukewarm water and a mild soap or saddle make it difficult to see through the windshield under certain conditions. 6-54 - 1998 GMC Suburban | Owner's Manual - Page 347
a soft cloth or sponge. Commercial cleaners may affect the surface finish. Cleaning Glass Surfaces Glass should be cleaned often. GM Glass Cleaner (GM Part No. 1050427) or a liquid household glass cleaner will remove normal tobacco smoke and dust films on interior glass. Don't use abrasive cleaners - 1998 GMC Suburban | Owner's Manual - Page 348
Bon Ami@Powder (non-scratching glass cleaning powder), GM Part No. 1050011. The windshield is clean if beads do . Then rinsethe blade with water. Check the wiper blades and clean them as finish on your vehicle provides beauty, depth of color, gloss retention and durability. Washing Your Vehicle - 1998 GMC Suburban | Owner's Manual - Page 349
washing (mild detergent) soap to clean exterior lamps and lenses. Follow instructions under "Washing Your Vehicle." Finish Care Occasional waxing or mild polishing of finish. The clearcoat gives more depth and gloss to the colored basecoat. Always use waxes and polishes that are non-abrasive and - 1998 GMC Suburban | Owner's Manual - Page 350
applied. Sheet Metal Damage If your vehicle is damaged and requires sheet metal repair or replacement. make sure the body repair shop applies anti-corrosion material to the parts repaired or replaced to restore corrosion protection. The surfkce of these wheels is similar to the painted surface of - 1998 GMC Suburban | Owner's Manual - Page 351
Underbody Maintenance Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, accelerated con-osion (rust) can occuron the underbody parts such as fuel lines, frame, floor pan and exhaust system even though they have corrosion protection. At - 1998 GMC Suburban | Owner's Manual - Page 352
PART 473 L) White Sidcwall Tire Cleaner Removes soil and black marks from whitewalls IO50 174 16 07,. (0.473 23 0%.(0.680 L) Wax Wash Concentrate Cleans and lightly waxes 1052870 I6 oz. (0.473 L) Armor All rubber and vinyl Multi-Purpose Interior Cleans carpets, seats, interior trim, door panels I6 - 1998 GMC Suburban | Owner's Manual - Page 353
8th character in your VIN is the engine code. This code will help you identify your engine, specifications and replacement parts. Service Parts Identification Label You'll find this label on the inside of the glove box. It's very helpful if you ever need to order parts. On this label is: This is - 1998 GMC Suburban | Owner's Manual - Page 354
to your vehicle, see "Servicing Your Air Bag-Equipped Vehicle" in the Index. Windshield Wipers The windshield wiper motor is protected by a circuit breaker and a fuse. If the motor overheats due to heavy snow, etc., the wiper will stop until the motor cools. Although the circuit is protected - 1998 GMC Suburban | Owner's Manual - Page 355
fusible thermal links in the wiring itself. This greatly reduces the chance of fires caused by electrical problems. See "Fuses and Circuit Breakers" in the Index for Inore information. Look a t the silver-colored band inside the fuse. If the band is broken or melted, replace the fuse. Be s~11-e you - 1998 GMC Suburban | Owner's Manual - Page 356
, DRAC (Diesel Engine) Rear Comfort Controls Cruise Control Auxiliary Power Outlet Crank License Lamp, Parking Lamps, Taillamps, Roof Marker Lamps, Tailgate Lamps, Front Sidemarkers, Fog Lamp Relay, Door Switch Illumination, Fender Lamps, Headlamp Switch Illumination Air Bag System 10 11 Wiper Motor - 1998 GMC Suburban | Owner's Manual - Page 357
17 Radio (Ignition) 4WAL/VCM, ABS, Cruise Control 18 Radio (Battery) 19 PRNDL, Automatic Transmission, 20 Speedometer, Check Gages, Warning Lights Security/Steering 21 Not Used 22 Rear Wiper, Rear Washer Pump 23 24 Front Axle, 4WD Indicator Lamp, TP2 Relay (Gasoline Engine) A Power Door Lock, Six - 1998 GMC Suburban | Owner's Manual - Page 358
Relay Coil, A/C Compressor Relay, Hot Fuel Module Fuel Solenoid (Diesel Engine) Glow plugs (Diesel Engine) Horn, Underhood Lamps BATT IGN-A IGN-B ABS BLOWER Circuits Protected Auxiliary Fan Injectors, PCM/VCM Heated Front Seats Air Conditioning Heated Outside Mirrors Ignition Switch, EGK. Canister - 1998 GMC Suburban | Owner's Manual - Page 359
(Sealed Beam) Low/High Beam 4 Headlamp System (Composite) Low Beam High Beam LAMP OR BULB EXTERIOR Front Marker Lamp Front Parking and Turn Lamp Rear Parking Lamp Rear Stop and Turn Lamp Back- up Lamp Roof Marker Lamp* License Plate Lamp Underhood Lamp '$Suburban Only TRADE NO. POWER RATING AT 12 - 1998 GMC Suburban | Owner's Manual - Page 360
TRADE NO. 21 1-2 21 1-2 INTERIOR Dome Lamps Reading Lamps Roof Console Lamps:$ Door Courtesy Lamp Four-Wheel-Drive Indicator** Four-Wheel-Drive Shift Lever** Instrument Panel Compartment Lamp Ashtray Lamp Sunshade VmityMirror *Suburban Only 'i::i:ManualTransfer Case 2 4 168 194 194 194 194 194 - 1998 GMC Suburban | Owner's Manual - Page 361
the Index for more information. Engine Identification -- Gasoline Engines Engine Type RPO Code VIN Code Fuel System 'kSequentialFuel Injection "VORTEC" 5700 V8 L3 1 R SFI :I "VORTEC" 7400 V8 L29 J SFI ::: Wheels and Tires MODEL C 1500 K 1500, C-K 2500 C-K 2500 Tire Pressure DESCRIPTION 5 bolts - 1998 GMC Suburban | Owner's Manual - Page 362
time of printing, and are subject to change. If a part listed in this manual is not the same as the part used in your vehicle when it was built, or if you have any questions, please contact your GM truck dealer. Engine VIN Oil Filter Air Cleaner Filter Spark Plugs Spark Plug Gap Fuel Filter - 1998 GMC Suburban | Owner's Manual - Page 363
Cooling System Capacity (Approximate) After refill, the level must be rechecked. See "CoolingSystem'' in the Index. ENGINE "VORTEC" 5700 "VORTEC" Suburban - Gasoline Suburban - Diesel Air Conditioning Refrigerants Not all air conditioning refrigerants are the same. I f the air conditioning system - 1998 GMC Suburban | Owner's Manual - Page 364
b % NOTES 6-72 - 1998 GMC Suburban | Owner's Manual - Page 365
services to retain its safety, dependability and emission control performance. 7-2 7-4 7-5 7-5 7-6 7-7 Introduction Part A: Scheduled Maintenance Services /Highway Maintenance Schedule Part B: Owner Checks and Services Part C: Periodic Maintenance Inspections Part D: Recommended Fluids and Lubricants - 1998 GMC Suburban | Owner's Manual - Page 366
To help protect our environment, and to keep your vehicle in good condition, please maintain your vehicle properly. How This Section is Organized The remainder of this section is divided into five parts: "Part A: Scheduled Maintenance Services" shows what to have done and how often. Some of these - 1998 GMC Suburban | Owner's Manual - Page 367
skilled enough to do some work o n your vehicle, you will probably want to get the service information. See "Serviceand Owner Publications" in the Index. "Part 1: Owner Checks and Services" 3 tells you what should be checked and when. It also explains what you can easily do to help keep your vehicle - 1998 GMC Suburban | Owner's Manual - Page 368
how to keep your vehicle in good condition, see your GM dealer. This part tells you the maintenance services you sl~ould have done and when you should schedule them. If you go to your dealer for your service needs, you'll know that GM-trained and supported service people will perform the work using - 1998 GMC Suburban | Owner's Manual - Page 369
Replacement. Every 50,000 Miles (83 000 kmj: Automatic Transmission Service (severe conditions only). Every 60,000 Miles (100 000km): Engine Accessory Drive Belt Inspection. Fuel Tank, Cap and Lines Inspection. Exhaust Gas Recirculation System Inspection. Evaporative Control System Inspection. 0 0 - 1998 GMC Suburban | Owner's Manual - Page 370
) Valve Inspection. Every 150,000 Miles (240 000 km): Cooling System Service (orevery 60 months, whichever occurs first). I ng Tkiphlighway Definition -- Gasoline Engines I Follow this maintenance schedule only if none of the conditions from the Short Trip/City Maintenance Schedule is true. Do - 1998 GMC Suburban | Owner's Manual - Page 371
): Engine Accessory Drive Belt Inspection. Fuel Tank, Cap and Lines Inspection. Exhaust Gas Recirculation System Inspection. Evaporative Control System Inspection. Every 100,000 Miles (166 000 km): Spark Plug Wire Inspection. Spark Plug Re.placement. Automatic Transmission Service (normal conditions - 1998 GMC Suburban | Owner's Manual - Page 372
bushings, 0 0 steering linkage, transmission shift linkage, transfer case shift linkage, parking brake cable guides,front axle 0 Locking Differential -- Drain fluid and refill at first engine oil change. At subsequent oil changes, check fluid level and add fluid as needed. If driving in dusty - 1998 GMC Suburban | Owner's Manual - Page 373
level add fluid as needed. Check constant and velocity joints and axle seals for leaking. (See footnote **.) DATE I ACTUAL MILEAGE 6,000 Miles (10 000 km) 0 Change engine oiland filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or - 1998 GMC Suburban | Owner's Manual - Page 374
DATE MI1,EAGE 15,000 Miles (25 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #. j 0 Check readfront axle fluid level and add tluid a s needed - 1998 GMC Suburban | Owner's Manual - Page 375
LI Noise EIllissiorr Control Service. Applicnl~le to vohic*les only sold iu the Ujlited States. 18,000 Miles (30 000 km) 0 Change engine oil and filter footnote #.> 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity .joints and axle seals for leaking. (See footnote - 1998 GMC Suburban | Owner's Manual - Page 376
footnote +.) DATE I 27,000 Miles (45 000 km) 0 Change engine oiland filter (or every 3 months, whichever occurs first). An EmissionControl Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 17 Check readfront axle fluid level add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 377
Maintenance Schedule -- Gasoline Engines 1 30,000 Miles (50 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote#.) Check readfront axle fluid level - 1998 GMC Suburban | Owner's Manual - Page 378
axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 39,000 Miles (65 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 3 months - 1998 GMC Suburban | Owner's Manual - Page 379
Maintenance Schedule == Gasoline Engines I DATE 42,000 Miles (70 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Einission Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.j 0 Check rear/front axle - 1998 GMC Suburban | Owner's Manual - Page 380
80 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints - 1998 GMC Suburban | Owner's Manual - Page 381
'i'*'.) - ~ 54,000 Miles (90 000 km) Change engine oil and filter (or every 3 months, whichever occurs first). An Euzission Control Servic.e. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote#.) 0 Check readfront axle fluidlevel and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 382
fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote 'k*.) 60,000 Miles (100 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). At1 Emission Control Service. 0 Lubricate chassis components (or every 3 months - 1998 GMC Suburban | Owner's Manual - Page 383
Exhaust Gas Recirculation (EGR) system inspection as described i n the service manual. ,411 Ernissiorl Control Service. (See footnote?.) 0 Conduct evaporative control system inspection. Check all fuel and vapor lines and hoses for proper hook-up. routing and condition. Check that the purge valve - 1998 GMC Suburban | Owner's Manual - Page 384
fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote '!::i:.) DATE I 72,000 Miles (120 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every - 1998 GMC Suburban | Owner's Manual - Page 385
first). An Emissiorz Control Service. 0 Lubricate chassis components (orevery 3 months, whichever occurs first). (See footnote#.) 0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 0 Check readfront axlefluid level and - 1998 GMC Suburban | Owner's Manual - Page 386
B Y 81,000 Miles (135 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). A n Eulissior? Control Service. 0 Lubricate chassis components (or every 3 months, whichever occ~lrs first). (See footnote #.) 0 Check rearlfront axle fluid level and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 387
rear/front axle fluid level and add fluid a s needed. Check constant velocity joints and axle seals for leaking. (See footnote'!"l'.) DATE I ACTUAL MILEAGE I SERVICED B Y 90,000 Miles (150 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). Ernissiorl Contrd - 1998 GMC Suburban | Owner's Manual - Page 388
the United States. 93,000 Miles (155 000 km) Change engine oil and filter (or every 3 months, whichever occurs first). An Ernission Control Service. Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0 Check readfront axlefluid level and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 389
MILEAGE I 99,000 Miles (165 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Evr.lis,sior.~ Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote#.) 0 Check readfront axle fluidlevel and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 390
conditions listed previously and, therefore, haven't changed your automatic transmission fluid, change both the fluid and filter. 0 Inspect Positive Crankcase Ventilation (PCV) valve. An Emission Control Service. O SERVICED BY: 150,000 Miles (240 000 km) 0 Drain, flush and refill cooling system - 1998 GMC Suburban | Owner's Manual - Page 391
time to check your brakes is during tire rotation. See "Brake System Inspection" under "Periodic Maintenance Inspections" in Part C of this schedule. Drive axle service (see "Reconmended Fluids and Lubricants" in the Index for proper lubricant to use): 'i:'i: Locking Differential -- Drain fluid and - 1998 GMC Suburban | Owner's Manual - Page 392
Miles (12 500 km) 0 Change engine oil and filter (or every 12 months, whichever O C C L I ~ first). S An Emission Control Sen?ice. MILEAGE I I DATE SERVICED B Y 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0 Check readfront axle fluid level and - 1998 GMC Suburban | Owner's Manual - Page 393
~ ~ ~~ 22,500 Miles (37 500 km) I DATE 0 Change engine oil and filter (or every 12 months, whichever occurs first). AI?Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote#.) Check readfront axle fluid level and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 394
United Stutes. 37,500 Miles (62 500 km) 0 Change engine oil and filter (or every I2 months, whichever occurs first). An Emission Control Service. Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote#.) 0 Check readfront axle fluid level and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 395
Engines 1 0 Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly reaches 90°F (32 - 1998 GMC Suburban | Owner's Manual - Page 396
(or at each brake relining, whichever occurs first). 17 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) Inspect engine accessory drive belt. A17 E m i ~ ~ i o r ~ Control Ser1ic.e. I DATE MILEAGE I I SERVICED - 1998 GMC Suburban | Owner's Manual - Page 397
Exhaust Gas Recirculation (EGR) system inspection as described in the service manual. An Emission Colztrd Ser-vice. (See footnote*.) 0 Conduct evaporative control system inspection. Check all fuel and vapor lines and hoses for proper hook-up, routing and condition. Check that the purge valve works - 1998 GMC Suburban | Owner's Manual - Page 398
1 a ci ! 75,000 Miles (125 000 km) Change engine oil and filter (or every 12 months, whichever occurs first). A HEmission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0 Check rear/front axle fluid level and add fluid as needed - 1998 GMC Suburban | Owner's Manual - Page 399
90,000 Miles (150 000 km) 0 Change engine o i l and filter (or every 12 months, whichever occurs first). An Emission Control Ser~lil-e. DATE MILEAGE 1 U Lubricate chassis components (or every I2 months, whichever occurs first). (See footnote #.) 0 Check rear/front axle fluid level and add fluid - 1998 GMC Suburban | Owner's Manual - Page 400
(See footnote +.) 97,500 Miles (162 500 km) 17 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0 Check rear/front axle fluid level and add fluid as - 1998 GMC Suburban | Owner's Manual - Page 401
km) 0 Drain, flush and refill cooling system (or every 60 months since last service, whichever OCCUI-sfirst).See"EngineCoolant" in the Index for what to use. Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test the cooling system and pressure cap. An Emission Control Ser - 1998 GMC Suburban | Owner's Manual - Page 402
safety belt system parts. If you see anything that might keep a safety belt system from doing its job. have it repaired. Have any torn or frayed safety belts replaced. Engine Coolant Level Check Check the engine coolant level and add DEX-COOL@ coolant mixture if necessary. See "Engine Coolant" in - 1998 GMC Suburban | Owner's Manual - Page 403
indicate a problem. Check the system and repair if needed. Wiper Blade Check Inspect wiper Service Lubricate the key lock cylinders with the lubricant specified i n Part D. Air Cleaner Filter Restriction Indicator Check Your vehicle has a n indicator on the engine that lets you know when the air - 1998 GMC Suburban | Owner's Manual - Page 404
(N). If the starter works in any other position, your vehicle needs service. 3. With the engine off, turn the key to the RUN position, but don't start the engine. Without applying the regular brake, try to move the shift lever out of PARK (P) with normal effort. If the shift lever moves out of - 1998 GMC Suburban | Owner's Manual - Page 405
only in LOCK. Parking Brake and Automatic Transmission PARK (P) Mechanism Check Park on a fairly steep hill, with the vehicle facing downhill. Keeping your foot on the regular brake, set the parking brake. To check the parking brake's holding ability: With the engine running and transmission in - 1998 GMC Suburban | Owner's Manual - Page 406
, leaks, cracks, chafing, etc. Throttle System Inspection Inspect the throttle system for interference or binding, and for damaged or missing parts. Rephce parts as needed. Replace any components that have high effort or excessive wear. Do not lubricate accelerator and cruise control cables. 7-42 - 1998 GMC Suburban | Owner's Manual - Page 407
hook-up, binding, leaks, cracks, chafing, etc. Inspect disc brake pads for wear and rotors for surface condition. Also inspect drum brake linings for wear and cracks. Inspect other brake parts, including drums, wheel cylinders, calipers, parking brake, etc. Check parking brake adjustment. You may - 1998 GMC Suburban | Owner's Manual - Page 408
viscosity. To determine the preferred viscosity for your vehicle's engine, see "Engine Oil" in the Index. 50/50 mixture of clean water (preferably distilled')and use only GM Goodwrench@ DEX-COOL@ or Havoline' DEX-COOL@ Coolant. See "Engine Coolant" i n the Index. Transmission ransmission Fluid - 1998 GMC Suburban | Owner's Manual - Page 409
Piece Propshaft Spline (With Two-Wheel Drive) FLUIDLUBRICANT Chassis Lubricant (GM Part No. 12377985 or equivalent) or lubricant meeting requirements of NLGI # Part No. 12346293 or equivalent) or lubricant meeting requirements of NLGI ## 2, Category LB or GC-LB. Front Wheel Bearings Differential, - 1998 GMC Suburban | Owner's Manual - Page 410
Conditioning Weatherstrip Squeaks FLUIDLUBRICANT Multi-PLHose Lubricant, % Superlube (GM Part No. 12346241 or equivalent). Dielectric Silicone Grease (GM Part No. 12345579 or equivalent). Multi-Pur ose Lubricant, Superlube (GM Part No. 12346241 or equivalent). Hood and Door Hinges Body - 1998 GMC Suburban | Owner's Manual - Page 411
Part E: Maintenance Record ~ ~~ ~ After the scheduled services are performed, record the date, odometer reading and who performed the service in the boxes provided after the maintenance interval. Any additional information from "Owner Checksand Services" or "Periodic Maintenance" can be added on - 1998 GMC Suburban | Owner's Manual - Page 412
7-48 - 1998 GMC Suburban | Owner's Manual - Page 413
contact GMCif you need assistance. This section also tells how to obtain service you publications and how to report any safety defects. 8-2 8-4 8-5 8-7 8-8 8-9 Customer Satisfaction Procedure Customer Assistance for Text Telephone (TTY) Users Roadside Assistance Canadian Roadside Assistance Courtesy - 1998 GMC Suburban | Owner's Manual - Page 414
Customer Satisfaction Procedure GMC dealers have the fhcilities, trained technicians and up-to-date information to promptly resolved at that level. If the matter has alreacly been reviewed with the sales, service or parts manager?contact the owner of the dealership or the zeneral manager. L- 8-2 - 1998 GMC Suburban | Owner's Manual - Page 415
concern cannot be resolved by the dealership without further help, contact the GMC Consumer Relations Manager by calling I -800-GMC-8782 ( 1-800-462-8782, Customer Assistance prompt.) In Canada. contact GM of Canada Customer Communication Centre in Oshawa by calling 1-800-263-3777 (English) or 1-800 - 1998 GMC Suburban | Owner's Manual - Page 416
your inquiry prompt attention. However, if you wish to write GMC, address your inquiry to: GMC Customer Assistance 3 1 E. Judson Street 1607-04 Pontiac, MI 48342-2230 In Canada, write to: General Motors of Canada Limited Customer Communication Centre, 163-005 1908 Colonel Sam Drive Oshawa, Ontario - 1998 GMC Suburban | Owner's Manual - Page 417
for customer the to get to the nearest service station (up to will $4.00) be covered. Jump Start: No-start situations which require a battery jump ). 10 Emergency Towing Service: Towing to the nearest GMC dealer for warranty related disablements will be covered. GMC's Roadside Assistance provides - 1998 GMC Suburban | Owner's Manual - Page 418
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and location from which you are calling 0 Location, license plate number and color of your GMC truck 0 Mileage of vehicle and description of problem Roadside Assistance is available 24 hours a day, 7 days a week, 365 brochure provided by the dealer or call 1-800-268-6800 for emergency services. 8-7 - 1998 GMC Suburban | Owner's Manual - Page 420
GMC Commitment Plus offers courtesy transportation for customers when obtaining warranty service. This program is offered in conjunction with the 3 year/36,000 mile (60 000 k m ) Bumper to Bumper Transportation Program is not part of the Bumper to Bumper Limited Warranty. GMC reserves the right to - 1998 GMC Suburban | Owner's Manual - Page 421
. To assist in resolving these disagreements, GMC voluntarily participates in BBB AUTO LINE. BBB AUTO LINE is an out-of-court program administered by the Better Business Bureau system to settle automotive disputes. Thisprogram is available free of charge to customers who currently own or lease a GM - 1998 GMC Suburban | Owner's Manual - Page 422
the BBB at 1-800-955-5 100 or the GMC Customer Assistance Center at I -800-GMC-8782 ( 1-800-462-8782). REPORTING SAFETY DEFECTS remedy campaign. However, NHTSA cannot become involved in individual problems between you, your dealer or General Motors. To contact NHTSA, you may either call the Auto - 1998 GMC Suburban | Owner's Manual - Page 423
(French). Or, write: General Motors of Canada Limited Customer Communication Centre, 163-005 1908 Colonel Sam Drive Oshawa, Ontario Ll H 8P7 Ordering Service and Owner Publications in Canada Service manuals, service bulletins, owner's manuals and other service literature are available forpurchase - 1998 GMC Suburban | Owner's Manual - Page 424
with your check, money order, and or credit card information to Helm, Incorporated (address below.) CURRENT PUBLICATIONS FOR 1998 GMC SERVICE MANUALS Service Manuals have the diagnosis and repair information on engines, transmission, axle, suspension, brakes, electrical, steering, body, etc. :TAIL - 1998 GMC Suburban | Owner's Manual - Page 425
, a re-stocking fee may be applied against the original order. a 1 9 98 PUBLICATION FORM NUMBER ITEM DESCRIPTION Service Manual Car & Light Truck Transmission Unit Repair VEHICLE MODEL NAME YEAR 1998 1998 1998 1998 QTY. PRICE $90.00 $40.00 $15.00 TOTAL PRICE EACH* ~~~~~ ~~ ~ Owner - 1998 GMC Suburban | Owner's Manual - Page 426
b NOTES 8-14 - 1998 GMC Suburban | Owner's Manual - Page 427
70 Air Cleaner ...Air Cleaner Filter Restriction Indicator Check ...7-39 3.3. 3.4. 3-6 Air Conditioning ...Air Conditioning Refrigerants ...6-7 1 Alignment and Balance. Tire ...6-49 Aluminum Wheels. Cleaning ...6-58 Antenna. Fixed ...3-29 6.26. 7.44 Antifreeze ...Anti-Lock Brake System Warning Light - 1998 GMC Suburban | Owner's Manual - Page 428
32 Parking ...2-24 PedalTravel ...6-35 Replacing System Parts ...6-35 2-74 System Warning Light ...4-52 Trailer ...Transmission Shift Interlock Check ...7-40 Wear ...6-34 Brakes, Anti-Lock ...4-7 Braking ...4-6 Braking i n Emergencies ...4-8 2- I2 Break-In, NewVehicle ...Brightness Control ...2-42 - 1998 GMC Suburban | Owner's Manual - Page 429
Console Storage ...2-55. 2-57 Control o f a Vehicle ...4-5 2-59 Convenience Net ...Convex Outside Mirror ...2-52 Coolant ...6-26. 7-44 Heater. Engine ...2- I5 Recovery Tank ...5- 16 Cooling System ...5- 15 Courtesy Transportation ...8-8 Cruise Control ...2-37 Cupholders ...2-55 . 2-56. 2-57 Customer - 1998 GMC Suburban | Owner's Manual - Page 430
38 Coolant Temperature Gage ...2-76 Cooling System ...6-71 Exhaust ...2-2C) Identification ...6-6 1 OilLeve. ICheck ...7-38 Overheating ...5 - 13 2-29 Running While Parked ...Specifications ...6-69 Starting Your ...2- 13 Engine Oil ...6- 14.6.7 1. 74 .4 Adding ...6-14 Additives ...6- 17 Checking - 1998 GMC Suburban | Owner's Manual - Page 431
Vehicle Weight Rating ...11 Guide en GVWR ...4-43 H a l o g e n Bulbs ...6-36 5-2 Hazard Warning Flashers ...1-5 HeadRestraints ...Headlamps ...2-40 BulbReplacement ...6-37.6-38. 6-67 High/Low Beam Changer ...2-34 OnReminder ...2-41 Wiring ...6-62 Hearing Impaired, Customer Assistance ...8-4 Heated - 1998 GMC Suburban | Owner's Manual - Page 432
...1-6 Leaving Your Vehicle ...2-5 Leaving Your Vehicle with the Engine Running ...2-27 Lighter ...2-62 Lights Air Bag Readiness ...1-33: 2-72 Anti-Lock Brake System Warning ...2-75. 4-7 Brake System Warning ...2-74 2-73 Charging Warning System ...2-81 CheckGages ...Daytinle Running Lamps Indicator - 1998 GMC Suburban | Owner's Manual - Page 433
...2-49 Manual ...Power Remote Control ...2-51 MMT Engine ...5- 13 Owner Checks and Services ...7-38 Owner Publications. Ordering ...8- 11. 8- 12 P a i n t Spotting. Chemical ...6-59 Park 2-16 AutomaticTransmission ...2-25 Shifting Into ...2-28 Shifting Out of ...Parking 2-11 AtNight ...2-24 Brake - 1998 GMC Suburban | Owner's Manual - Page 434
Replaci-ng Safety Belts ... a 1-64 - 1998 GMC Suburban | Owner's Manual - Page 435
) Seat (Suburban) ...I - I6 Restraint Systems ...1. 1 Seat Controls ...1-2 Securing a Child Restraint ...1.54. 1.56. 1-58 Second Gear. Automatic Transmission ...2-18 Security Light ...2-80 Security Shade ...2-59 Service ...6-2 8- 1 1. 8- 12 Bulletins. Ordering ...Engine Soon Light ...2-76 Manuals - 1998 GMC Suburban | Owner's Manual - Page 436
...2-7 I Stains. Cleaning ...6-53 7-40 Starter Switch Check ...Starting Your Engine ...2- 13 5-13 Steam ...4-9 Steering ...In Emergencies ...4- 10 Power ...4-9 Speedsensitive ...4-9 4-9 Tips ...Wheel.Tilt ...2-33 4-58 Step-Bumper Pad ...Storage Compartments ...2-52 Storage. Overhead ...3-52 - 1998 GMC Suburban | Owner's Manual - Page 437
Brakes ...4-52 4-54 Driving on Grades ...Drivingwith ...4-52 Engine Cooling When Towing ...4.47. 4.56 4-51 Hitches ...4-56 Maintenance When Towing ...Parking on Hills ...4-55 4-51 Safety Chains ...4-50 Tongueweight ...Total Weight Center ...Universal Transmitter ...6-59 6-65 2-64 Vehicle Control - 1998 GMC Suburban | Owner's Manual - Page 438
Wheel Alignment ...Nut Torque ...5-33. Replacement ...Used Replacement ...Wrench ...5-24. WindawLock ...Windows ...Lockout Switch ...Manual ...Power ...Windshield Washer ...Fluid ...2-36,631, FluidLevel Check ...Rear ... 6-49 6-69 6-49 6-50 5-25 2-32 2- 30 2-32 2-30 2-31 2-36 7-45 7-38 2-36 - 1998 GMC Suburban | Owner's Manual - Page 439
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