1998 GMC Yukon Owner's Manual
1998 GMC Yukon Manual
1998 GMC Yukon manual content summary:
- 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 9
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 safety cautions in - 1998 GMC Yukon | Owner's Manual - Page 10
. Many times, this damage would not be covered by your warranty, and it 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 - 1998 GMC Yukon | Owner's Manual - Page 11
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 BAG DAYTIME RUNNING LAMPS - * * 0p - 1998 GMC Yukon | Owner's Manual - Page 12
Model Reference This manual covers these models: 4-Door Utility 2-Door Utility Suburban vi - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 14
this lever at the front of the seat. Manual Front Seat You can lose controlof the vehicle if you try to adjust a manual driver's seat while the vehicleis moving. The sudden toward the passenger's side to unlock it. Using your body, slide the seat to where you want it. Then, release the lever and try - 1998 GMC Yukon | Owner's Manual - Page 15
If you have power lumbar adjustment, you can increase or decrease lumbar support in an areaof the lower seatback. If your vehicle hasa power seat on 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 move the seat to - 1998 GMC Yukon | Owner's Manual - Page 16
passenger is located on the right side of the passenger seat. Move the switch forward to MED or HIGH temperature to turn on the heating elements in 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 Yukon | Owner's Manual - Page 17
you buckle up, your safety beltscan't do their jobwhen you're reclined like this, The shoulderbelt 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 - 1998 GMC Yukon | 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 - 1998 GMC Yukon | Owner's Manual - Page 19
Easy Entry Seat (2-Door Utility) If any easy entry seat isn't locked, it can move. In a sudden stopor crash, theperson sitting there could until it latches. After returning the seat to its regular position, try to move the seat with your body, to make sure the seat is locked into place. 1-7 - 1998 GMC Yukon | Owner's Manual - Page 20
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 seat, and be sure that the head restraints are stored securely inthe storage bag and placed under the rear seat. When the seat is returned to the - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 22
to use. Folding the Rear Seat (4-Door Utility Model) 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 armest. That way, the center safety belt will be out of the - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 24
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 safety belt will be out the height-adjust tubes. To fold the seat, pull up on the strap loopat the rear outer edge of the seat cushion. Then,pull the seat - 1998 GMC Yukon | Owner's Manual - Page 25
by pushing rearward on the latch and fold them out to cover the rear seat footwell. Then lift the rear seatback up and rearward until it push latches. into place. is If the latch plate portion the center safety belt put of was in the center armrest when the seat folded, takethe was latch plate - 1998 GMC Yukon | Owner's Manual - Page 26
third seat, if you have one. To release the easy entry second seat, lift up on the top of the release lever with your foot. Push the top After returning the seat to its regular position, try to move the seat with your body, to make sure the seat is locked into place. A seat that isn't lockedinto - 1998 GMC Yukon | Owner's Manual - Page 27
injured. After installing the seat, always check to be sure that thesafety belts are not a rear seat, it can be taken out for more cargo space. Before removing the seat, unlatch the outside passenger cover, out of the way. To remove the seat, fully open the rear load doors and enter the back - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 29
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: It is extremely dangerous to ride a cargo belt, and check that your passengers' belts are fastened properlytoo. 1-17 - 1998 GMC Yukon | 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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 33
If my vehicle has airbags, why should I have to wear safety belts? Air bags 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 - 1998 GMC Yukon | Owner's Manual - Page 34
Wear Safety Belts Properly Adults This part is only for people of adult size manual called "Children." Follow those rules for everyone's protection. First, you'll want to know which restraint systems everyone. Driver Position This part describes the driver's restraint system. Lap-Shoulder Belt The - 1998 GMC Yukon | Owner's Manual - Page 35
able to unbuckle the safety belt quickly if you ever had to. The lap part of the belt should be worn low and snug on the hips, just touching 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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 the - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 42
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 it, you can damage both the belt and your vehicle. A pregnant woman should wear a lap-shoulder belt - 1998 GMC Yukon | Owner's Manual - Page 43
. 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 if you aren - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 45
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. Where are the air bags? The driver's airbag is in the - 1998 GMC Yukon | Owner's Manual - Page 46
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 air bag covering. The right front passenger's air bag is in the instrument panel on the - 1998 GMC Yukon | Owner's Manual - Page 47
by the angle of the impact and how quickly the vehicle slows down 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 driving speeds, especially on rough terrain. As always, wear your safety belt - 1998 GMC Yukon | Owner's Manual - Page 48
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 other - 1998 GMC Yukon | Owner's Manual - Page 49
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 Owner Publications" in the Index. 0 I NOTICE: ~ ~~ If you damage thecovering for the driver - 1998 GMC Yukon | Owner's Manual - Page 50
Yes. If you add things that change your 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 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 52
belts. Lap-Shoulder 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 Yukon | Owner's Manual - Page 53
Make sure the release button on the buckle is positioned so you would be able to unbuckle the safety belt quickly you ever hadto. if 4-DOOr Utility 1-41 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 55
. 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 have shoulder belt height adjusters. Move - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | 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 the - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 61
restraint. The instructions for the restraint air bag when it inflates can be seriously injured or killed. Air bags plus lap-shoulder belts offer the best protection for adults andolder children, but not for young children and infants. Neither the vehicle's safety belt systemnor its air bag system - 1998 GMC Yukon | Owner's Manual - Page 62
including support for the head and neck. This is necessary because an infant's neck is weak and its head weighs so much compared with the rest of its body. In a crash, an infant in a rear-facing restraint settles into the restraint, so the crash forces can be distributed across the strongest part of - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 64
base secured in the vehicle and the seat part is removable. A forward-facing child restraint positions are about Then follow the 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 in your vehicle, but - 1998 GMC Yukon | Owner's Manual - Page 65
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. to secure the child be restraint properly. If your child restraint has a top strap, it should be Keep in mind that an unsecured child restraint can move anchored - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 70
would be very close to the inflating air bag. Always secure a rear-facing child restraint in the rear seat. You'll be using the lap-shoulder belt. See the earlier part about the top strap if the child restraint has one. Be sure to follow the instructions that came with the child restraint. Secure - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 72
6. the belt, feed the lap belt back into the retractor while you push down on the child restraint. You may find it helpful to use your knee to push down on the child restraint as you tighten the belt. 10 tighten Children who have outgrown child restraints should wear the vehicle's safety belts. - 1998 GMC Yukon | Owner's Manual - Page 73
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 - 1998 GMC Yukon | Owner's Manual - Page 74
2-Door Utility and Suburban 4-DOOr Utility - 1998 GMC Yukon | Owner's Manual - Page 75
A CAUTION: - Never do this. a Here a 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 a crash the child might slideunder the belt. The belt's force wouldthen - 1998 GMC Yukon | Owner's Manual - Page 76
is torn or frayed, get a new one right away. Also look for any opened or broken air bag covers, and have them repaired or replaced. (The air bag system does not need regular maintenance.) Replacing RestraintSystem Parts After a Crash If you've had a crash, do you need new belts'? After a very minor - 1998 GMC Yukon | Owner's Manual - Page 77
b NOTES 1-65 - 1998 GMC Yukon | Owner's Manual - Page 78
fi NOTES 1-66 - 1998 GMC Yukon | Owner's Manual - Page 79
if you have a problem. 2-2 2-3 2-6 2- 8 2- 10 2-11 2- 12 2- 12 2-13 2- 1s 2- 16 2- 19 2-24 2-25 2-28 2-28 Keys Door Locks Keyless Entry 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 - 1998 GMC Yukon | Owner's Manual - Page 80
Keys 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 - 1998 GMC Yukon | Owner's Manual - Page 81
be so obvious: You increase the chance of being thrown outof the vehicle in a crash if the doorsaren't locked. Wear safety belts properly, lock your doors, and you will be far better off whenever you drive your vehicle. -- -- There are several ways to lock and unlock your vehicle. From the - 1998 GMC Yukon | Owner's Manual - Page 82
Locks Press the side the power of door lock switch marked 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 - 1998 GMC Yukon | Owner's Manual - Page 83
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 five seconds after the cargo doors are closed. If the cargo doors are closed, the vehicle doors will lock when a power door lock switch is pressed. Move the - 1998 GMC Yukon | Owner's Manual - Page 84
the following two conditions: (1) this device 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 - 1998 GMC Yukon | Owner's Manual - Page 85
battery. If you do not want the horn to chirp as a confirmation that the doors have locked or unlocked, please consult your dealer. The rear cargo doors on. NOTICE: When replacing the battery, use care not to touch any of the circuitry. Static from your body transferred to these surfaces may damage - 1998 GMC Yukon | Owner's Manual - Page 86
. 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, to Side Doors To open the door from the outside, pull the handle LIP and pull the door open. To open the door from the inside, pull the lever toward you and push - 1998 GMC Yukon | Owner's Manual - Page 87
the tailgate glass, tailgate or rear doors open or electrical wiring or other if cable connections must pass 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 - 1998 GMC Yukon | Owner's Manual - Page 88
section. To fully open either rear door, you must release the check strap. To release the check strap just: 1. Open the door partway until the white mark on the check strap is fully outside the door edge. If the end of the strap catches the pin on the door, the door is open too far. Theft Vehicle - 1998 GMC Yukon | Owner's Manual - Page 89
You may also want to check the fuse (see "Fuses and Circuit Breakers" in the Index). See your dealer for service. If 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 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 91
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 go - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 93
(If Equipped) In very cold weather, 0°F (- 18°C) or colder, the engine coolant heater can help. 3. Plug it into a normal, grounded 1 IO-volt AC outlet. 1 Plugging the cord into an ungrounded outlet could cause an electrical shock. Also, the wrong kind of extension cord could overheat and cause - 1998 GMC Yukon | Owner's Manual - Page 94
brake firmlyset. Your vehicle can roll. Don't leave your vehicle when the engine is running unlessyou have to. If you have left the engine OFFrather than LOCK, there will be a srnall current drain on your battery which could discharge your battery over a period of tirne. If you need t o leave your - 1998 GMC Yukon | Owner's Manual - Page 95
NEUTRAL (N) while your engine is "racing" (running a t high speed)is dangerous. Unless your foot is firmly on the brake pedal, yourvehicle could your engine is racing. I NOTICE: Damage to your transmission caused shifting by out of PARK (P) o r NEUTRAL ( N ) with the engine racing isn't covered - 1998 GMC Yukon | Owner's Manual - Page 96
, a lower gear selection if the transmission shifts too often. If you manually select SECOND (2), the transmission will drive i n second gear. You may the accelerator pedal. This could overheat and damage the transmission. Use your brakes or shift into PARK (P) to hold your vehicle in position on a - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 98
n most off-road situations. The front axle portion of the indicator diagram will light up when you shift into four-wheel drive and the front axle lighting is normal. If the front axle light does not go out ilnlnediately after you shift out of four-wheel drive, have your dealer check your system - 1998 GMC Yukon | Owner's Manual - Page 99
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 3 mph (2 to 5 krn/h) and shift the - 1998 GMC Yukon | Owner's Manual - Page 100
transfer case switches are below and to the left of the climate controls. Use these switches to conditions are variable. When driving your vehicle i n AUTO 4WD, the front axle is engaged, but the vehicle's power is sent only to the rear wheels. When the vehicle senses a loss of traction, the system - 1998 GMC Yukon | Owner's Manual - Page 101
will return to the last chosen setting. If the SERVICE 4WD light stays on,you should take your vehicle to your dealer for 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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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, - 1998 GMC Yukon | Owner's Manual - Page 105
catch fire.You or otherscould be injured. Don't leave your vehicle with the engine running unless 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 - 1998 GMC Yukon | Owner's Manual - Page 106
(N). 4. Start the vehicle 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 - 1998 GMC Yukon | Owner's Manual - Page 107
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. One place this can happen is a garage. Exhaust - 1998 GMC Yukon | Owner's Manual - Page 108
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 the vehicle. L Windows Manual Windows To open your manual windows, turn the hand crank on each door to raise or lower your side door windows. If you're - 1998 GMC Yukon | Owner's Manual - Page 109
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. Push therear of the switch with the power window symbol on it to lower thewindow. Push - 1998 GMC Yukon | Owner's Manual - Page 110
or unlock all of the doors. See "Power Doors Locks" in the Index. Electric Tailgate Glass Release Before operating your electric tailgate glass release, see the caution under "Your Doors and How They Work'' in this section. Horn Push on the air bag module in the center of the steering wheel to - 1998 GMC Yukon | Owner's Manual - Page 111
Tilt Wheel(If Equipped) A tilt steering wheel allows you to adjust the steering wheel beforeyou drive. Multifunction Lever You can also raise to the highest level to give it your legs more roomwhen you enter and exit the vehicle. To tilt the wheel, hold the steering wheel and pull the lever. Move - 1998 GMC Yukon | Owner's Manual - Page 112
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 Index). in Headlamp direction 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 Yukon | Owner's Manual - Page 113
inserts. Heavy snow or ice can overload your wipers. The windshield wiper motor is 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 be very useful in light rain or snow. Turn the knob to choose the - 1998 GMC Yukon | Owner's Manual - Page 114
rear 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 turn the wiper 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. - 1998 GMC Yukon | Owner's Manual - Page 115
stop or return to the preset speed. The use of hood-mounted air deflectorsmay adversely affect windshield wiper and washer performance. 0 Cruise Control (If (40 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 - 1998 GMC Yukon | Owner's Manual - Page 116
lever and release it. You'll go right back up to your chosen speed and stay there. Remember, if you hold the switch at R/A longer than half a second, the vehicle will keep going faster until you release the switch or apply the brake. So unless you want to go faster, don't hold the - 1998 GMC Yukon | Owner's Manual - Page 117
to the speed you want, and then release the switch.(To increase your speed in very small amounts, move the switch to R/A for less than half a second. Each 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 - 1998 GMC Yukon | Owner's Manual - Page 118
Ending Cruise Control There are 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. - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 120
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. Rotate the thumb wheel up to adjust the instrument panel lights - 1998 GMC Yukon | Owner's Manual - Page 121
again to turn the lamp off. If your vehicle has an overhead console with reading lamps, press the button next to the lamp to doors are opened, or remain off. To turn the lamps off, press the switch button once. With the switch button in this position. the dome lamps will remain off when the doors - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 123
Operation The right side of the switch located at the bottom of the mirror turns the electrochromic mirror on and off. The AUTO LED will come o n when the with the compass. Such interference may be c.aused by a magnetic antenna mount, magnetic note pad holder or a similar magnetic item. If the - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 interfering with the compass. Such interference may be caused by a magnetic antenna mount, magnetic note pad holder or a similar magnetic item. If the - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 130
an auto-dimming and defrost mode, To turn on the auto-dimming you could hit a vehicle on yourright. Check your inside mirror or glance overyour shoulder switch button toward the passenger's sideand pull the door open. Center Overhead Console(If Equipped) Your vehicle may have an overhead console - 1998 GMC Yukon | Owner's Manual - Page 131
can be used to conveniently 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 button on the - 1998 GMC Yukon | Owner's Manual - Page 132
closed, push the button marked PUSH to make sure the garage I door opener operates properly. Sunglasses Compartment The center overhead compartment can be used to conveniently store your sunglasses. With the garage door openerpositioned properly and the right number of pegs in place, you should - 1998 GMC Yukon | Owner's Manual - Page 133
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 back into the instrument panel. To open it, lift the latch handle and swing the door open. 2-55 - 1998 GMC Yukon | Owner's Manual - Page 134
. There is alsoa drawer that slides out fromthe bottom of the console. Your vehicle may have a cassettekompact disc holder at the frontof the console. The holderwill store up to four compact disc cases, up to four cassette tape cases, or any combination of these items that adds up to four. 2-56 - 1998 GMC Yukon | Owner's Manual - Page 135
cassette/compact disc holder, pull the front of the holder toward and then lift up. you it To insert thecupholder, place it in the console. Engage the rear tabs first and thenpress the front Your vehicle may have a center armrest storage compartment in the front bench seat. To open it, fold down - 1998 GMC Yukon | Owner's Manual - Page 136
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 the driver's side trim panel. To open the compartment, press down on the release latches - 1998 GMC Yukon | Owner's Manual - Page 137
Cargo Security Shade (4-DoOr Utility Model) A f--A,,ZTTION: An improperly stored cargo cover shade from 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 - 1998 GMC Yukon | Owner's Manual - Page 138
tie downs in the rear cargo area that allow you to strap cargo in and keep it from moving inside To put the shade inthe vehicle, first make sure shade the slot in the holder faces rearward with the roundsurface facing down. Then, hold the shade at an angle andplace the shade holder tab into the in - 1998 GMC Yukon | Owner's Manual - Page 139
. Tie the load 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 luggage carrier and cargo are still securely fastened. Be sure the cargo is properly loaded. 0 NOTICE: 0 If small heavy objects are placed on the roof - 1998 GMC Yukon | Owner's Manual - Page 140
(46 cln to 58 cm) rearward of the front supports. 0 NOTICE: If you store paper or other things you. To replace the ashtray, place the bottom part of the ashtray on the pivot bar at the has a Center High-Mounted Stoplamp (CHMSL) located above the tailgate glass or above the rear load doors. If items - 1998 GMC Yukon | Owner's Manual - Page 141
on 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 or other devices designed operate with to vehicle electrical systems. 2-63 - 1998 GMC Yukon | Owner's Manual - Page 142
. If the mirror has lights, they will come on when you lift themirror cover. I (If Equipped) 1 This transmitter allows you to consolidate the functions of up to three individual hand-held transmitters. It will operate garage doors and gates, or with the accessory package, other devices controlled - 1998 GMC Yukon | Owner's Manual - Page 143
the following to two conditions: (1) this devicemay not operationof the device. Your vehicle's engine should be turned while off light. Changes and modifications to system by other than this an authorized service to Do not use the transmitter with garage door opener any through Step4. that does not - 1998 GMC Yukon | Owner's Manual - Page 144
followed the directions exactly as described and that the battery in the hand-held transmitter is not dead. If door opener has this rolling 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 Yukon | Owner's Manual - Page 145
the button, then press it again to confirm that it was progmmmed to the garage door opener receiver. 2. Remove the cover panel from the garage door opener receiver. It is located near the garage door opener motor. You may now use either the universal transmitter or the hand-held transmitter to - 1998 GMC Yukon | Owner's Manual - Page 146
Instrument Panel :1 2-68 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 148
SECURITY ANTI LOCK lo 0 0 0 oolo1 APPLY BRAKE TO SHIFT FROM PARK 2-70 - 1998 GMC Yukon | Owner's Manual - Page 149
The odometerwill show silver lines between the numbers that must be followed, so check with your state or provincial be put on the driver's door to show the old mileage reading engine speed in revolutions per minute (rpn?). Warning Lights, Gages and Indicators This part describes the warning lights - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 151
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 conditioner. 2-73 - 1998 GMC Yukon | Owner's Manual - Page 152
work and stop you. For good braking, though, you need both parts working well. If the warning light comes on, there could be a brake problem. Have your brake system inspected right away. When the engine is running, the gage shows the condition of the charging system. Readings between the low and - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 154
gage shows the engine coolant temperature. Malfunction Indicator Lamp (Service Engine Soon Light) (Gasoline Engine) *\\I'/I//, 00 # 260 SERVICE ENGINE SOON Your vehicle is equipped with a computer which monitors operation of the fuel, ignition and emission control systems. It also provides - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 157
normal operating range. I NOTICE: Damage to your engine from neglected oil problems can be costly and is not covered by your warranty. A reading in the low pressure zone be caused bya may dangerously low oil level or other problem causing low oil pressure. Check your as soon as possible. oil 2-79 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 160
EMPTY (E) when you turn off the ignition. None of these indicate a problem with the fuel gage. For information on how to fill your fuel tank, Fuel -- Tank Capacity" in the Index. For the diesel engine fuel gage. see your Diesel Engine Supplement. The gage will first indicate EMPTY (E) before you - 1998 GMC Yukon | Owner's Manual - Page 161
k% NOTES 2-83 - 1998 GMC Yukon | Owner's Manual - Page 162
.A NOTES 2-84 - 1998 GMC Yukon | Owner's Manual - Page 163
Audio Systems In this section, you'll find out how to operate the comfort control and audio systems offered with your vehicle. Be sure toread about the particular systems Air Conditioning Heating Ventilation System Defogging and Defrosting Rear Window Defogger (If Equipped) Audio Systems Audio System - 1998 GMC Yukon | Owner's Manual - Page 164
can be placed in any position 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 - 1998 GMC Yukon | Owner's Manual - Page 165
between any two mode settings to blend the flow of air. Fan Knob The knob 011 the left side of the heating system control panel controls the fa1 speed knob to OFF. If you have the air conditioner on, moving the fan knob to OFF also turns off the A/C compressor. While driving with the fan knob in - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 167
(If Equipped) If your vehicle has the rear air conditjoning and rear heater system combination. controls are provided to regulate speed of the airflow, location and temperature. If you have a rear heater (without rear air conditioning), the control switch is located on the instrument panel. To - 1998 GMC Yukon | Owner's Manual - Page 168
. 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 keepyour windows closed for the air conditioner to work its best. The recirculation button - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 170
do not completelyshut off airflow when in a dosed vent position. The use of hood air deflectors may adversely affect the performance of the heating and air conditioning system. Defogging and Defrosting On cool, humid days, use DEFOG to keep the windshieId and side windows clear. Use DEFROST - 1998 GMC Yukon | Owner's Manual - Page 171
lines warm the glass. 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 or damage the warming grid, and the repairs wouldn't be covered by your warranty. The defogger will shut itself off after several - 1998 GMC Yukon | Owner's Manual - Page 172
sure 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 Station AM-FM: Press the lower knob to switch between AM and FM. The display shows your selection. 3-10 - 1998 GMC Yukon | Owner's Manual - Page 173
the sanze time. Just: 1. Tune in the desired station. SCAN: Press both 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 station and press the left arrow to tune to the next - 1998 GMC Yukon | Owner's Manual - Page 174
AM-FM Stereo with CassetteTape Player (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 radio stations. SEEK: Press the right arrow to tune to the next - 1998 GMC Yukon | Owner's Manual - Page 175
: Press both SEEK buttons to scan through each of your preset stations. The system will scan through and play each preset station stored on your pushbuttons for a few forwarding the tape. RECALL: Press this knob to switch tape sides. EJECT Press this button to remove the tape or stop the. tape and - 1998 GMC Yukon | Owner's Manual - Page 176
pressing this button. When the radio is playing, press this button to recall the station frequency. SCV Your system has 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 - 1998 GMC Yukon | Owner's Manual - Page 177
: Press this button to switch between AM: FMl and FM2. The display will show your selection. TUNE: Press this knob lightly so it extends. Turn band. 3. Tune in the desired station. 4. Press AUTO TONE to select the setting you prefer. BASS: Press lightly on this knob to release it from its stored - 1998 GMC Yukon | Owner's Manual - Page 178
switch to one of the preset settings of CLASSIC, NEWS, ROCK, POP, C/W (Country/Westernj or JAZZ. To return to the manual mode, press and release this button until the AUTO rotated, the AUTO TONE display will go blank. FADE: Press lightly on this knob , insert the cassette tape. If the ignition is - 1998 GMC Yukon | Owner's Manual - Page 179
AUTO TONE, BAL, FADE. BASS and TREB controls just as you do for the radio. The tape symbol and a direction arrow will be on the display whenever a tape is being played. Anytime a tape is inserted Corporation. PROG ( 2 ) :Press this button to switch from one side of the tape to the other. 3-17 - 1998 GMC Yukon | Owner's Manual - Page 180
the forward operation. AM-FM: Press this button to switch from a tape to the radio. CLN: If this to the tape player when playing the radio. The lighted arrow will appear and show the direction of play two seconds indicating the feature is active. Insert the adapter cassette. It will power up the - 1998 GMC Yukon | Owner's Manual - Page 181
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 system has a feature called Speed-Compensated-Volume (SCV). With SCV, your audio system adjusts autornatically to make up for road TUNE: Press this knob lightly - 1998 GMC Yukon | Owner's Manual - Page 182
When the BASS control is rotated, the AUTO TONE display will go blank. TREB: Press lightly on this knob to release it from its switch to one of the preset settings of CLASSIC, NEWS, ROCK, POP, CnV (Country/Western) or JAZZ. To return to the manual mode, press and release this button until the AUTO - 1998 GMC Yukon | Owner's Manual - Page 183
The middle position balances the sound between the speakers. FADE: Press lightly on this knob to release it from its stored position. Turn turn the system on. (Please note that you can also turn the system on when you insert a compact disc into the player with the ignition on.) Insert a disc partway - 1998 GMC Yukon | Owner's Manual - Page 184
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 the player and play the radio. When the same or a new disc is inserted, the disc will start playing on track one. If a compact disc is left - 1998 GMC Yukon | Owner's Manual - Page 185
into the player. If the radio is off and the ignition is on when a CD is inserted, the radio will turn on and begin playing the CD. It is possible to load and . The disc will not start playing. 0 There's too much moisture in the air. (Wait about an hour and try again.) You are driving on a very - 1998 GMC Yukon | Owner's Manual - Page 186
tape and CD are loaded, press TAPE AUX to switch between the tape and compact disc. EJECT Press this all radio functions whenever battery power is removed. Your audio system is equipped with THEFTLOCK indicate a locked condition anytime battery power has been interrupted. If your battery loses power - 1998 GMC Yukon | Owner's Manual - Page 187
Deterrent Feature The instructions which follow explain how to enter your secret code to activate the THEFTLOCK system. It is and keep it in a safe place separate from the vehicle. 2. Turn the ignition to ACCESSORY or R U N . 3. Turn the radio off. Unlocking the Theft-Deterrent Feature After - 1998 GMC Yukon | 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, the radio won't follows; pause no more than 15 seconds between steps: 1. Turn the ignition to ACCESSORY or RUN. 2. Turn the radio off. 3. Press the 1 and 4 - 1998 GMC Yukon | Owner's Manual - Page 189
and power lines. Try 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 with your dealer and be sure to check Federal rules covering - 1998 GMC Yukon | Owner's Manual - Page 190
is e-jected immediately from the tape player. you will need to override the cut tape feature. To temporarily override this feature (for one insertion), follow these steps: 0 Turnthe ignition on. Press and hold TAPE AUX until the tape symbol flashes on the display. (For vehicles without Automatic - 1998 GMC Yukon | Owner's Manual - Page 191
condition before you have your tape player serviced Antenna The fixedmast antenna canwithstand most car washes without being damaged.If the mast should ever become slightly bent, you can straighten it out by hand. If the mast is badly bent, as it might be byvandals, you should replace it. Check center - 1998 GMC Yukon | Owner's Manual - Page 192
.bNOTES 3-30 - 1998 GMC Yukon | Owner's Manual - Page 193
infor~nation about driving on different kinds of roads and in varying weather conditions. We've also included many other useful tips on driving. 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 - 1998 GMC Yukon | Owner's Manual - Page 194
It's the best defensive driving n1aneuver, in 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 tsazedy. It's the number one contributor to the highway - 1998 GMC Yukon | Owner's Manual - Page 195
years, over 17,000 annual motor vehicle-related deaths have been way to solve this highway safety problem is for people never to drink is some general information on the problem. The Blood Alcohol Concentration ( percent. The person would reach the same B AC by drinking three 4-ounce (120 ml) glasses - 1998 GMC Yukon | Owner's Manual - Page 196
greater; at a level of 0.15 percent, the chance is 25 times greater! The body takes about an hour to rid itself of the alcohol in one drink. N o 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 - 1998 GMC Yukon | Owner's Manual - Page 197
you're with a group, designate a driver who will not drink. -- -- Control of a Vehicle You have three systems 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 - 1998 GMC Yukon | Owner's Manual - Page 198
the condition 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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 - 1998 GMC Yukon | Owner's Manual - Page 202
, 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 -- steering around the - 1998 GMC Yukon | Owner's Manual - Page 203
a successful pass, wait for a better time. Watch for traffic signs, pavement markings and lines. If 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 - 1998 GMC Yukon | Owner's Manual - Page 204
for another opportunity. If other cars are lined up to pass a slow vehicle, wait your to glance over your shoulder and check the blind spot. Check your mirrors, glance over your shoulder a slowly moving vehicle too rapidly. Even though the brake lamps are not flashing, it may be slowing down or - 1998 GMC Yukon | Owner's Manual - Page 205
to slow down and adjust your driving to these conditions. It is important to slow down on slippery sudden steering, acceleration or braking (including engine braking by shifting to a lower any doubt. Remember: Any anti-lock brake system (ABS) helps avoid only the braking skid. In any emergency, don't - 1998 GMC Yukon | Owner's Manual - Page 206
guide is for vehicles that have four-wheel drive. Also, see "Anti-Lock 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 North American road system behind. Traffic lanes - 1998 GMC Yukon | Owner's Manual - Page 207
by flying objects.Secure the cargo properly. Heavy loads on the roof raise the vehicle's center of gravity, making it soft ground). Always carry a litter bag ...make sure all refuse is removed the vehicle's exhaust system. 0 0 0 0 0 You'il find other important information this manual. in See " - 1998 GMC Yukon | Owner's Manual - Page 208
winch'? If so, be sure to read the winch instructions. In a remote area, a winch can be handy drive over obstucles. you'll need more distance for braking, especially since you're on an unpaved surface. listen for unusual tire or engine sounds. With your arms. hands. feet and body, you'll need to - 1998 GMC Yukon | Owner's Manual - Page 209
's especially important to avoid sudden acceleration, sudden turns or sudden braking. Surface Conditions. Off-roading can take you over hard-packed dirt, gravel, and highways. There are no road signs, posted speed limits or signal lights. You have to use your own good judgment about what is safe and - 1998 GMC Yukon | Owner's Manual - Page 210
Driving on Off-Road Hills Off-road driving often takes you up, down or across a hill. Driving safely on hills requires good judgment and an understanding of what your vehicle can and can't do. There are some hills that simply can't be driven, no matter how well built the vehicle. incline with only - 1998 GMC Yukon | Owner's Manual - Page 211
Driving Uphill Once you decide you can safely drive up the hill, you need to take some special steps. 0 0 Ease up on your speed as you approach the top of the hill. 0 Use a low gear and get a .firm grip on the steering wheel. Get a smooth start up the hill and try t o maintain your speed. Don't - 1998 GMC Yukon | Owner's Manual - Page 212
has stopped running, you'll need to restart it. With the brake pedal depressed and the parking brake still applied, shift the transmission to PARK (P) and restart the engine. Then, shift to REVERSE (R), release the parking brake, and slowly back down the hill as straight as possible in REVERSE - 1998 GMC Yukon | Owner's Manual - Page 213
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 . If you are going to leave your vehicle, set the parking brake andshift the transmission toPARK (P). But donot shift the transfer case to - 1998 GMC Yukon | Owner's Manual - Page 214
headed straight down, and use a low gear. This way. engine drag can help your brakes and they won't have to do all the work. Descend slowly 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 - 1998 GMC Yukon | Owner's Manual - Page 215
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 downhill, avoid turns that take you across - 1998 GMC Yukon | Owner's Manual - Page 216
rolling over. Also, driving across 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 a hill. Loose gravel, muddy spots, or even wet grass can cause your tires to slip sideways, downhill. If - 1998 GMC Yukon | Owner's Manual - Page 217
If your vehicle stalls when you're crossing an incline, be sure you (and your passengers) get out on the uphill side, even if the door there is harder to open. If you get out on the downhill side and the vehicle starts to roll over, you'll be right in - 1998 GMC Yukon | Owner's Manual - Page 218
and difficult braking can cause you to slide out of control. Driving in Water Light rain causes no special off-road driving problems. But cover your wheel hubs, axles or exhaust pipe, don't try it -- you probably won't get through. Also, water that deep can darnage your axle and other vehicle parts - 1998 GMC Yukon | Owner's Manual - Page 219
. 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 require more frequent service due to off-road use. Refer to the - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 222
they show signs of streaking or missing areas on the windshield, or when strips 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 your tire-to-road traction isn't as good as on - 1998 GMC Yukon | Owner's Manual - Page 223
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 affect your brakes. Try to avoid puddles. But if you can't, try to - 1998 GMC Yukon | Owner's Manual - Page 224
Deep Standing Water I NOTICE: If you drive too quickly through deep puddles 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 the underbody of your vehicle. If you can't avoid deep puddles or - 1998 GMC Yukon | Owner's Manual - Page 225
You'll save time and energy. (See the next 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 both ways for vehicles that have not cleared the - 1998 GMC Yukon | Owner's Manual - Page 226
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 freeway, adjust your speed to the posted l i m i t or - 1998 GMC Yukon | Owner's Manual - Page 227
you are going slower than you actually are. Here are some things you can check before a trip: 0 Wi~~clshi~ltl Winlwr Fluid: Is the reservoir full? and able service experts in GM dealerships all across North America. They'll be ready and willing to help if you need it. 0 trouble-free trip. - 1998 GMC Yukon | Owner's Manual - Page 228
: Make 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 - 1998 GMC Yukon | Owner's Manual - Page 229
shape. Check all fluid levels and also the brakes, tires, cooling system and transmission. These parts can work cool your engine and transmission, and you can climb the hill better. Stay in your own lane when driving on two-lane roads in hills or mountains. Don't swing wide or cut across the center - 1998 GMC Yukon | Owner's Manual - Page 230
small shovel, a flashlight, a red cloth and reflective warning 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 traction. Be sure you properly secure these items in your vehicle. Driving on - 1998 GMC Yukon | Owner's Manual - Page 231
hard stop on aslippery road. Even though you have an anti-lock braking system, you'll want to begin stopping sooner than you would on dry pavement be fine until you hit a spotthat's covered with ice. On an otherwise clear road, patches may appear in ice shaded areas where the sun can't reach: around - 1998 GMC Yukon | Owner's Manual - Page 232
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 on your hazard flashers. You can run the engine to keep warm, but be careful. 4-40 - 1998 GMC Yukon | Owner's Manual - Page 233
well-charged battery (or batteries) to restart vehicle, especially any of that is blocking your exhaust pipe. And check around again from time to time to be sure snow doesn't instructions for the towing equipment. Run your engine only as long as you must. This saves fuel. When you run the engine, - 1998 GMC Yukon | Owner's Manual - Page 234
following the applicable service manual removal/install~~tion 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 Yukon | 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 Yukon | Owner's Manual - Page 236
you load your vehicle the right way. NOTICE: Your warranty does not cover parts or components that fail because overloading. of If you put things inside your the GVWR, or either the maximum front or rear GAWR. If you do, parts on your vehicle can break, orit can change the way your vehicle handles. - 1998 GMC Yukon | Owner's Manual - Page 237
or in or a crash. 0 Put things in the cargo areaof your vehicle. Try to spread the weight evenly. 0 loading information for off-road driving i n this manual. See "Loading Your Vehicle for Off-Road Driving" . For example, if the trailer is too heavy, the brakes may not workwell -- o r even at all. You - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 239
too often (e.g.$under heavy loads and/or hilly conditions). L Use the following chart determine how of additional optional equipment. passengers and cargo in the tow vehicle must be subtracted from the engine oil cooler is required on C/K- I500 and C/K-2500 models. Refer to the Trailering Guide - 1998 GMC Yukon | Owner's Manual - Page 240
Vehicle C- 1500 (2WD) Utility 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- - 1998 GMC Yukon | 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 - 1998 GMC Yukon | Owner's Manual - Page 242
and Owner Assistance Information Booklet. In Canada, write to: General Motors of Canada Limited Customer Communication Centre 1908 Colonel Sam Drive Oshawa, Ontario Gross Vehicle Weight (GVW) includes the curb weight of the vehicle, any cargo you may carry i n it, and the people who will be riding - 1998 GMC Yukon | Owner's Manual - Page 243
label at the rear edge of the driver's door or see "Tire Loading" in the Index. Then 0 Will you have to make any holes in the body of your vehicle when you install a trailer hitch? from the hitch. Instructions about safety chains not attach them to the bumper. Always leave just enough - 1998 GMC Yukon | Owner's Manual - Page 244
. Be s ~ r to read and follow the instructions for e the trailer brakes so you'll be able to install, adjust and maintain them properly. Driving with a Trailer Your trailer brake system can tap into the vehicle's hydraulic brake system only if: The trailer parts can withstand 3,000 psi (20 650 kPa - 1998 GMC Yukon | Owner's Manual - Page 245
trailer moving and then apply the trailer 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 occasionally to be sure that the to the right. Always back LIPslowly and, if possible, have someone guide you. - 1998 GMC Yukon | Owner's Manual - Page 246
down, you might have to use your brakes so much that they would get hot heavy loads and/or hilly conditions). I NOTICE: Making very sharp 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 Yukon | Owner's Manual - Page 247
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 when you - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 249
the wiring harness on the trailer is strapped to the trailer's frame and leave the ground. The technician can use the following color code chart when connecting the wiring harness to Light Green: Back-up Lamps White (Light Gauge): Center High-Mounted Stop Lamp Blue: Auxiliary/Electric Trailer Brake - 1998 GMC Yukon | Owner's Manual - Page 250
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 has a rear step bumper, it may be equipped with a rear steppad at the center of the bumper. To remove the pad, lift the edge of the pad from - 1998 GMC Yukon | Owner's Manual - Page 251
what 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 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 253
, some or all of these 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 result costly damage in to your vehicle that wouldn't be covered by your vehicle warranty. Trying tostart your vehicle by pushing - 1998 GMC Yukon | Owner's Manual - Page 254
systems. To avoid the possibility of the vehicles rolling, set the parking brake 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 - 1998 GMC Yukon | Owner's Manual - Page 255
'll get a short that would damage the battery and maybe other parts, too. On vehicles equipped with d u a l batteries, make any battery connections to the primary battery located on the passenger's sick of the vehicle. Fans or other moving engine parts can injure you badly. Keep your hands awayfrom - 1998 GMC Yukon | Owner's Manual - Page 256
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 with the dead battery. 5-6 - 1998 GMC Yukon | Owner's Manual - Page 257
. 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 the - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 259
tightly secured with chains or steel cables before it transported. is Don't use substitutes (ropes, leather straps, canvas webbing, etc.) that can be cut sharp by edges underneath the towedvehicle. Don't have your limitations 1n11st beexceeded, then the drive wheels have to be supported on a dolly. - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 262
brake and turn the ignition OFF to reduce battery drain. I I . Engage the parking brake. -ahead position with a clamping device designed for towing service. (Do not use the vehicle's steering column lock the proper procedure to select NEUTRAL (N). the engine If will not start and your vehicle is - 1998 GMC Yukon | Owner's Manual - Page 263
You others could be badly burned. Stop your engine if it overheats, and get out the vehicle until the of engine is cool. I NOTICE: If your engine catches fire because keep you driving with no coolant, your vehicle can be badly damaged. The costly repairs would not be covered by your warranty. 5-13 - 1998 GMC Yukon | Owner's Manual - Page 264
or hear no steam, the problem may not be too serious. Sometimes the engine can get a little too 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 for a minute or so: I . If you have an air conditioner - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 266
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 50/50 mixture of Clem2 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 268
are under pressure, 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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 271
DEX-COOL@ coolant mixture through the filler neck until the level reaches the base of the filler neck. 8. Then replace the pressure cap. At any time during this procedure if coolant begins to flow out of the filler neck, reillstall the pressure cap. Be sure the arrows on the pressure cap line up - 1998 GMC Yukon | Owner's Manual - Page 272
to provide more air to cool the engine. In most everyday driving conditions, the fan merely the cooling system functioning properly. The fan will slow down when additional cooling is not steer. Gently brake to a stop -- well off the road if possible. If a tire goes flat, the next part shows how to - 1998 GMC Yukon | Owner's Manual - Page 273
Set the parking brake firmly. 2. 4. Turn off the engine. To be even cargo area. You'll also find your spare tirethere.. On two-door cover, if you have one. Turn the wing nut to the left and take it, the adapter, off the bolt. Take the and tire out of the vehicle and remove the tire cover. On four-door - 1998 GMC Yukon | Owner's Manual - Page 274
D &Door Utility Models A. Hoist Assembly Follow these instructions to lower the spare tire: 1. One side of the ratchet has an UP marking. The other side has a DOWN marking. Assemble the ratchet to the hook near the end of the jack handle (as illustrated) with the DOWN marking facing you. Insert - 1998 GMC Yukon | Owner's Manual - Page 275
. Remember to replace them with the jack, so you will have them if needed 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 278
to the left, with DOWN facing you, to remove the wheel nut caps. Then take off the hub cap. Removing the Flat Tire and Installing the Spare Tire 1. Use the 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 - 1998 GMC Yukon | Owner's Manual - Page 279
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 jack on the axle near the flat tire between the spring and the shock absorber. rRaising yourvehicle with the jack improperly positioned can damage the vehicle - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 284
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 plastic wheel nut caps, tighten the caps provided strap. the jack storage cover, if your - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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. Put the tlat tire i n the cargo area of the vehicle, over the retainer bolt. 3. Slide the adapter - 1998 GMC Yukon | 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 the - 1998 GMC Yukon | Owner's Manual - Page 289
through the hole in the rear bumper and into the hoist shaft. ' \ CA""1C'IJ: If' you let your tiresspin at high speed, they can explode, and you or others could be injured. And, the transmission or other parts of the vehicle can overheat. That could causean engine compartment fire or other damage - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 291
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. 5-41 - 1998 GMC Yukon | Owner's Manual - Page 292
b % NOTES 5-42 - 1998 GMC Yukon | Owner's Manual - Page 293
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 Replacement Windshield Wiper Blade Replacement Ti - 1998 GMC Yukon | Owner's Manual - Page 294
GM Service Manual. It tells you much Inore about how to service your vehicle than this n~anual can. To order the proper service n~anual, see "Service and Owner Publications" in the Index. Your vehicle has an air bag system. Before attempting to do your own service work, see "Servicing Your Air Bag - 1998 GMC Yukon | Owner's Manual - Page 295
confused. If you use the wrong fasteners, parts can later break or fall off. You could 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 - 1998 GMC Yukon | Owner's Manual - Page 296
your vehicle may fail a smog-check test. If this occurs, return to your authorized GM dealer for diagnosis to determine the cause of failure. In the event it is determined that the cause of the condition is the type of fuels used, repairs may not be covered by your warranty. Some gasolines that - 1998 GMC Yukon | Owner's Manual - Page 297
Motors Overseas Distribution Corporation 1908 Colonel Sam Drive Oshawa. Ontario L1H 8P7 NOTICE: Your vehicle was not designed for fuel that contains methanol. Don't use it. It can corrode metal parts in your fuel system and also damage plastic and rubber parts. That damage wouldn't be covered - 1998 GMC Yukon | Owner's Manual - Page 298
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 your vehicle. Keep sparks, flames and smoking materials away from gasoline. The fuel cap is located behind a hinged door on the - 1998 GMC Yukon | Owner's Manual - Page 299
the Index. NOTICE: If you need a new cap, be sure to get the right type. Your dealer 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 - 1998 GMC Yukon | Owner's Manual - Page 300
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 be burned. Be - 1998 GMC Yukon | Owner's Manual - Page 301
the front of the vehicleand 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 - 1998 GMC Yukon | Owner's Manual - Page 302
"VORTEC" 5700 Engine When you lift up the hood you'll see: 6-10 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 304
"VORTEC" 7400 Engine When you lift up the hood you'll see: 6-12 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 306
o i l must be warm and the vehicle must be on level ground. Checking Engine Oil Pull out the dipstick and clean it wirn a paper towel or cloth, kind. This part explains what kind of oil to use. For crankcase capacity, see "Capacities and Specifications" in the Index. The engine oil dipstick has - 1998 GMC Yukon | Owner's Manual - Page 307
so much oil that the oil level gets above the upper mark that shows the proper operating range, your engine could be damaged. The engine oil fill cap on the "VORTEC" 5700 is located on the driver's side engine valve cover. The engine oil fill cap on the "VORTEC" 7400 is located on the front of the - 1998 GMC Yukon | Owner's Manual - Page 308
-50. HOT WEATHER LOOK FOR MIS SYMBOL 1 a NOTICE: Use only engine oil with the American Petroleum Institute Certified For Gasoline Engines "Starburst" symbol. Failure to use the recommended oil can result in engine damage not covered by your warranty. GM Goodwrench@oil meets all the requirements - 1998 GMC Yukon | Owner's Manual - Page 309
with a fully warmed engine under highway conditions causes engineoil to break down slower. bodies of water. Instead, recycle it by taking it to a place that collects used oil. If you have a problem properly disposing of your used oil, ask your dealer, a service station or a local recycling center - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 311
retainer clips and remove the cover. Lift the filter and the connected duct out of the air cleaner housing.Hold the 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 Yukon | 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 Yukon | Owner's Manual - Page 313
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 "C). See"Checking Transmission Fluid Hot" in the Index. engine running. 0 With the parking brake applied, place the shift lever in - 1998 GMC Yukon | Owner's Manual - Page 314
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 lower level. The fluid level must be in the COLD - 1998 GMC Yukon | Owner's Manual - Page 315
. 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 especially for your automatic transmission. Damage caused by fluid other than DEXRON-I11 is not covered by your new vehicle - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 318
for 5 years or 150,000 miles (240 000 km), whichever occurs first, if you add only DEX-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 Overheating" in the Index. -- 6-26 - 1998 GMC Yukon | Owner's Manual - Page 319
use an improper coolant mixture, your engine could overheat andbe badly damaged. The repair cost wouldn'tbe covered by your warranty. Too much water in the mixture can freeze and crack the engine, radiator, heater core and other parts. Adding only plain water to your cooling system can be dangerous - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 321
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 tightly installed with the arrows on the cap lined up with the overflow tube on the - 1998 GMC Yukon | Owner's Manual - Page 322
Power Steering Fluid How To Check Power Steering Fluid When the engine compartment is cool, wipe the cap and the top of the reservoir clean, then unscrew the cap and wipe the dipstick with a clean rag. Replace the cap and completely tighten it. Then remove the cap again and look at the fluid level - 1998 GMC Yukon | 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 full. Don't use engine coolant (antifreeze)in your windshieldwasher. It can damage your washer system and paint. Open the cap labeled WASHER FLUID ONLY. - 1998 GMC Yukon | Owner's Manual - Page 324
have too much fluid when you get new brake linings. You should add (or remove) brake fluid, as necessary, only when work is done on the brake hydraulic system. I I If you have too much brake fluid, it can spill on the engine. The fluid willburn if the engine is hot enough. You or others could be - 1998 GMC Yukon | Owner's Manual - Page 325
at all. This could cause a crash. Always use the properbrake fluid. You can check the brake fluid without taking cap. off the Just look at the brake fluid 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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 328
original battery's label. Contact your dealer to learn how to prepare your vehicle for longer storage periods. Also, for your audio system, see "Theft-Deterrent Feature" in the Index. Bulb Replacement Before you replace any bulbs, be sure that all the lamps are off and the engine - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 331
Front Parking/Turn 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 it from the socket. 2. Remove the lamp - 1998 GMC Yukon | Owner's Manual - Page 332
Front Parking/Turn SignalLamps with Composite Headlamps 1. Remove the four screws and take out the parkingkurn signal lamp assembly. 3. Pull the socket out of the lamp assembly. 4. Push i n gently on the bulb, turn it to the left and remove it from the socket. 2. Squeeze the tab on the side of - 1998 GMC Yukon | Owner's Manual - Page 333
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 Yukon | Owner's Manual - Page 334
Roof Marker Lamps 1. Remove the screws and lift off the lens. 2. PLIHthe bulb straight out of and take the bulb retainer 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 - 1998 GMC Yukon | Owner's Manual - Page 335
Windshield Wiper Blade Replacement For proper 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 from the windshield. 2. Push the release lever and slide the - 1998 GMC Yukon | Owner's Manual - Page 336
too much friction. of You could have an air-out and a serious accident. See "Loading Your Check tires all frequently to maintain the recommended pressure. Tire pressure shouldbe checked label, which is on the rear edge of the driver's door, or on the incomplete vehicle document in the cab, shows - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 338
Torque" in the Index. When rotating your tires, always use one of 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. The wheel could come off and cause an accident. Whenyou change a wheel - 1998 GMC Yukon | Owner's Manual - Page 339
One way to tell when it's time for new tires is to check the treadwear indicators, which will appear when your tires have only 1/16 proper endurance, handling, speed rating, traction, ride and other things during normal service on your vehicle. If your tires have an all-season tread design, the TPC - 1998 GMC Yukon | Owner's Manual - Page 340
The Uniform Tire Quality Grading system does not apply to deep tread on General Motors passenger cars and light trucks may 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 Yukon | Owner's Manual - Page 341
, service practices separately or i n combination, can cause heat buildup tire is based on braking (straight ahead) must meet under the Federal Motor Vehicle Safety Standard No. air, replace it (except some aluminum wheels, which can sometimes be repaired). See your dealer if any of these conditions - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 343
size conlbination and road conditions. Follow that manufbcturer's instructions. To help avoid Driveslowly and follow the chain manufacturer's instructions.If you can hear the chains contacting if you strike a match or get them on a hot part of the vehicle. Some are dangerous if you breathe their - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 345
upholstery and carpet that has stitch or welt lines. 3. Mix powdered wet sponge. Special Fabric Cleaning Problems Stains caused by catsup, coffee stain, then sponge the soiled area with cool water. 7. Wipe off what's left the multi-purpose interior cleaner instructions described earlier. 3. If an - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 348
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 The - 1998 GMC Yukon | Owner's Manual - Page 349
soap to clean exterior lamps and lenses. Follow instructions under "Washing Your Vehicle." Finish Care Occasional gives more depth and gloss to the colored basecoat. Always use waxes and polishes new by keeping your vehicle garaged or covered whenever possible. I NOTICE: Machine compounding or - 1998 GMC Yukon | Owner's Manual - Page 350
auto or chrome polish, steam or caustic soap to clean alL1tninul-n. A coating of wax, rubbed t o high polish, is recomInended for all bright metal parts repair or replacement. make sure the body repair shop applies anti-corrosion material to the parts repaired or replaced to restore corrosion - 1998 GMC Yukon | Owner's Manual - Page 351
expense. Minor chips and scratches can be repaired with touch-up materials available from your dealer or other service outlets. Larger areas of finish damage can be corrected in your dealer's body and paint shop. Chemical Paint Spotting Some weather and atmospheric conditions can create a chemical - 1998 GMC Yukon | Owner's Manual - Page 352
Appearance Care Materials Chart PART NUMBER I SIZE I DESCRIPTION USAGE - Wax Treated Exterior polishing cloth 18*:% 8 02. (0.237 L) rubber and vinyl Multi-Purpose Interior Cleans carpets, seats, interior trim, door panels I6 oz. (0.473 L) 1052925 Cleanes and floor mats Wheel Cleaner andSpray - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 354
components from working as they should. Your vehicle has an air bag system. Before attempting to add anything electrical 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 - 1998 GMC Yukon | Owner's Manual - Page 355
short circuits by a combination of fuses, circuit breakers and 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 - 1998 GMC Yukon | Owner's Manual - Page 356
Lamps, Tailgate Lamps, Front Sidemarkers, Fog Lamp Relay, Door Switch Illumination, Fender Lamps, Headlamp Switch Illumination Air Bag System 10 11 Wiper Motor, Washer Pump 12 A/C, A/C Blower, High Blower Relay 13 Power Amp, Rear Liftglass, Cigarette Lighter, Door Lock Relay, Power Lumbar Seat 6-64 - 1998 GMC Yukon | Owner's Manual - Page 357
(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-Way Power - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 359
Replacement Bulbs LAMP OR BULB HEADLAMPS 2 Headlamp System (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 - 1998 GMC Yukon | Owner's Manual - Page 360
LAMP OR BULB 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 - 1998 GMC Yukon | Owner's Manual - Page 361
more information. Engine Identification -- Gasoline Engines Engine Type RPO Code VIN Code Fuel System 'kSequentialFuel Injection ) 8 bolts ( 14 mmj See the CertificatiordTiI-e label on the rear edge of the driver's door or the incomplete vehicle document in the cab. TORQUE I40 Ib-ft ( 1 90 N 1 1 - 1998 GMC Yukon | 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 Yukon | 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" 7400 VIN R J QTY - Diesel Air Conditioning Refrigerants Not all air conditioning refrigerants are the same. I f the air conditioning system in your - 1998 GMC Yukon | Owner's Manual - Page 364
b % NOTES 6-72 - 1998 GMC Yukon | Owner's Manual - Page 365
/City Intervals Long Trip/Highway Definition Long Trip/Highway Intervals 7-8 7-27 Long 7-38 7-42 7-44 7-47 Short Trip/City Maintenance Schedule Trip/Highway Maintenance Schedule Part B: Owner Checks and Services Part C: Periodic Maintenance Inspections Part D: Recommended Fluids and Lubricants - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 372
brake pedal springs. Ball joints and kingpin bushings should not be lubricated unless their temperature is 10°F (- 12°C) or higher, or they could be damaged. + A good time to check your brakes is during tire rotation. See "Brake System Inspection" under "Periodic Maintenance Inspections" i n Part - 1998 GMC Yukon | Owner's Manual - Page 373
km) 0 Change engine oiland filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every months, whichever occurs first). 3 (See footnote#.) 0 Check readfront axle fluid level and fluid as needed. Check add constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 374
fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote 'K*.) 12,000 Miles (20 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emissioll Confro1 Service. 0 Lubricate chassis components (or every 3 months - 1998 GMC Yukon | Owner's Manual - Page 375
0 Change engine oil and filter (or every 3 months, whichever occurs first). A n Emissior1, Colltrol Senlice. Lubricate chassis components (orevery 3 months, whichever occurs first). (See footnote #.> 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity .joints and axle - 1998 GMC Yukon | Owner's Manual - Page 376
) 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. Check constant and velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 377
fluid as needed. Check constant velocity joints and axle seals forleaking. (See footnote 'I:*.) 0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). IJ Replace fuel filter. An Emission Control Service. (See footnote?.) I7 - 1998 GMC Yukon | Owner's Manual - Page 378
axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 36,000 Miles (60 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emksion Corztrol Service. 0 Lubricate chassis components (or every 3 months - 1998 GMC Yukon | Owner's Manual - Page 379
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 fluid level and add fluid as needed. Check constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 380
) 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 and axle - 1998 GMC Yukon | Owner's Manual - Page 381
level and add fluid as needed. Check constant velocity joints and axle seals forleaking. (See footnote '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 - 1998 GMC Yukon | 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 Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 385
000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emissiorz Control Service. 0 Lubricate chassis components at each brake relining, whichever occurs first). 0 Check readfront axlefluid level and add fluid as needed. Check constant velocity joints and axle seals - 1998 GMC Yukon | Owner's Manual - Page 386
) 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. Check constant velocity joints and - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 388
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. Check constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 389
km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). AI?Emission Confro1 Service. 0 Lubricate chassis components(or every 3 months, whichever occurs first). (See footnote#.) 0 Check readfront axle fluidlevel and add fluid as needed. Check constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 390
and refill cooling system (or every 60 months since last service, whichever occurs first). See"EngineCoolant" in theIndex for what to use. Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test cooling system and pressure cap. An Emuhion Control Service. DATE SERVICED BY - 1998 GMC Yukon | Owner's Manual - Page 391
Owner Checksand Services" and "Periodic Maintenance Inspections" following. # Lubricate the front suspension, kingpin bushings, steering linkage, transmission shift linkage, transfer case shift linkage, parking brake cable guides, front axle propshaft spline and brake pedal springs. Ball joints and - 1998 GMC Yukon | Owner's Manual - Page 392
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 add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote - 1998 GMC Yukon | Owner's Manual - Page 393
ie 0 Change engine oil and filter (or every 12 months, whichever occurs first). AI?Emission C o u t d Service. 0 Lubricate chassis components (os every 12 months, whichever occurs first). (See footnote #.j 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and - 1998 GMC Yukon | Owner's Manual - Page 394
) 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. Check constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 395
Check constant velocity joints and axle seals for leaking. (See footnote':">.) 0 Vehicles With GVWR Above 8,500 Ibs. Only: Inspect shields and underhood insulation for damage or looseness. Adjust or replace as required. This isLL Noise Emission Contrvl Service or more of these conditions: - In heavy - 1998 GMC Yukon | Owner's Manual - Page 396
0 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every I2 months, whichever occurs first). (See footnote #.) 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 398
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. Check constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 399
fluid as needed. Check constant velocity joints and axle seals forleaking. (See footnote 'k'k.) 0 For 'T~o-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (,or at each brake relining, whichever occurs first). Replace fuel filter. , 4 1 1 Emission Coiztrd Service. (See footnote - 1998 GMC Yukon | Owner's Manual - Page 400
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 needed. Check constant velocity joints and axle - 1998 GMC Yukon | Owner's Manual - Page 401
) 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-vice - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 403
broken air bag coverings, and have them repaired or replaced. (The air bagsystem does not need regular maintenance.) Automatic Transmission Check Check the transnlission fluid level; add if needed. See "Automatic Transmission" in the Index. A fluid loss may indicate a problem. Check the system and - 1998 GMC Yukon | Owner's Manual - Page 404
in PARK (P) or NEUTRAL (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 - 1998 GMC Yukon | Owner's Manual - Page 405
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 NEUTRAL (N), slowly remove foot pressure from the regular brake pedal. Do this until the vehicle is held by the - 1998 GMC Yukon | Owner's Manual - Page 406
service manual. See "Service and Owner Publicat.ions" in the Index. Exhaust System Inspection Inspect the complete exhaust system. Inspect the body near the exhaust system. Look for broken, damaged, missing or out-of-position parts as well as open seams, holes, loose connections or other conditions - 1998 GMC Yukon | Owner's Manual - Page 407
Check constant velocity joints and axle seals for leaking. Brake System Inspection Inspect the complete system. Inspect brake lines and hoses for proper hook-up, binding, leaks, cracks, chafing, etc. Inspect disc brake pads for wear and rotors for surface condition. Also inspect drum brake linings - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 409
No. 1052271) or SAE 80W-90 GL-5 Gear Lubricant. DEXRON@-111Automatic Transmission Fluid. GM Optikleen@Washer Solvent (GM Part No. 105 15 or 15) equivalent. USAGE Front Axle Propshaft Spline and Universal Joints One-Piece Propshaft Spline (With Two-Wheel Drive) FLUIDLUBRICANT Chassis Lubricant (GM - 1998 GMC Yukon | 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 Door - 1998 GMC Yukon | Owner's Manual - Page 411
in the boxes provided after the maintenance interval. Any additional information from "Owner Checksand Services" or "Periodic Maintenance" can be added on the following record pages. Also, you should retain all maintenance receipts. Your owner information portfolio is a convenient place - 1998 GMC Yukon | Owner's Manual - Page 412
7-48 - 1998 GMC Yukon | Owner's Manual - Page 413
to 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 Roadside Assistance Courtesy Transportation GM Participation in an Alternative Dispute Resolution Program 8- 10 Warranty Information 8- - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 415
of dealership management, it appears your 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 - 1998 GMC Yukon | Owner's Manual - Page 416
Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicate with GMC by dialing: 1-800-GMC-8583. (TTY 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 - 1998 GMC Yukon | Owner's Manual - Page 417
fuel 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 start willbe covered at no charge. Lock Out: Replacement keys or locksmith service will be covered atno charge if you are unableto gain entry into - 1998 GMC Yukon | Owner's Manual - Page 418
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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 days a year, including weekends and holidays. Should you have any questions about roadside assistance, call the GMC Roadside Assistance Center - 1998 GMC Yukon | Owner's Manual - Page 420
reimburse up to $30/day for documented transportation you receive. The Commitment Plus Courtesy Transportation Program is not part of the Bumper to Bumper Limited Warranty. GMC reserves the right to make any changes or discontinue the Courtesy Transportation Program at any time without notification - 1998 GMC Yukon | Owner's Manual - Page 421
the New Vehicle Limited Warranty. 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 - 1998 GMC Yukon | Owner's Manual - Page 422
you resort to AUTO LINE, but you may BBB at 1-800-955-5 100 or the GMC Customer Assistance Center at I -800-GMC-8782 ( 1-800-462-8782). REPORTING SAFETY involved in individual problems between you, your dealer or General Motors. To contact NHTSA, you may either call the Auto Safety Hotline toll- - 1998 GMC Yukon | Owner's Manual - Page 423
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 for all current and past model General Motors vehicles. The toll-free telephone number for ordering - 1998 GMC Yukon | 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 Yukon | 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 Yukon | Owner's Manual - Page 426
b NOTES 8-14 - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 428
Cylinder ...6-32 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 - 1998 GMC Yukon | 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 Daytime Running Lamps Indicator Light ... ... 6-59 6-58 2-41 2-81 Dead Battery ...Defects. Reporting - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 431
Gages 2-76 Engine Coolant Temperature ...Engine Oil Pressure ...2-79 2-82 Fuel ...Speedometer ...2-7 1 2-71 Tachometer ...Voltmeter ...2-74 Garage Door Opener ...2-53 GAWR ...4-43 Gear Positions, Automatic Transmission ...2- 16 2-52 GloveBox ...Gross Axle Weight Rating ...4-43 4-43 Gross Vehicle - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 433
47 Inside Rearview ...2-49 Manual ...Power Remote Control Engine ...Opener. Garage Door ...2-53 Overdrive. Automatic Transmission ...2- 18 Overheating Engine ...5- 13 Owner Checks and Services ...5-1 Problems on the Road ...Protecting Exterior Bright MetalParts ...6-58 Publications. Service and - 1998 GMC Yukon | Owner's Manual - Page 434
Replaci-ng Safety Belts ... a 1-64 - 1998 GMC Yukon | Owner's Manual - Page 435
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. Ordering ...8- I 1 . 8- 12 6-61 Parts - 1998 GMC Yukon | Owner's Manual - Page 436
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 - 1998 GMC Yukon | Owner's Manual - Page 437
Brakes ...4-52 4-54 Driving on Grades ...Drivingwith ...4-52 Engine Cooling 1 Automatic ...2- 19 Manual ...Transmission Fluid. Automatic Maintenance ...Underhood FuseIRelay Center ...Universal Transmitter System ...3-7 Visors. Sun ...2-64 2-74 Voltmeter ...w a r n i n g Devices ...5-2 Warning Lights - 1998 GMC Yukon | 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 Yukon | Owner's Manual - Page 439
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