1996 GMC Sonoma Owner's Manual
1996 GMC Sonoma Manual
1996 GMC Sonoma manual content summary:
- 1996 GMC Sonoma | Owner's Manual - Page 1
GMC ... N E R 'S M A N U A L - 1996 GMC Sonoma | Owner's Manual - Page 2
- 1996 GMC Sonoma | Owner's Manual - Page 3
1996 GMC Sonoma Owner's Manual Seats and Restraint Systems This section tells you how to use your seats and conditions. ProblemsontheRoad This section tells you whatto do if you have a problem while driving, suchas a flat tire or overheated engine, etc. Service and Appearance Care.. Here the manual - 1996 GMC Sonoma | Owner's Manual - Page 4
SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION THROUGH GENERAL MOTORS, GM and the GM Emblem, GMC TRUCK, the GMC Emblem and the name SONOMA are registered trademarks of General Motors Corporation. This manual votre concessionaire ou au: DGN Marketing Services Ltd. 1500 Bonhill Rd. Mississauga, Ontario - 1996 GMC Sonoma | Owner's Manual - Page 5
be hurt. You will also find a circle with a slash through it in this book. This safety symbol means "Don't,'' "Don't do this," or "Don't let this 's in the manual, and the page number where you'll find it. Safety Warnings andSymbols You will find a number of safety cautionsin this book. We use - 1996 GMC Sonoma | Owner's Manual - Page 6
Warnings Also, in this book you will find these notices: 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 - 1996 GMC Sonoma | Owner's Manual - Page 7
on your vehicle. For example, these symbols are used on an original battery: CAUTION POSSIBLE INJURY PROTECT EYES BY SHIELDING CAUSTIC FASTEN SEAT BELTS BURNS COOLANT DAYTIME RUNNING * ' LAMPS ' * ' WINDOW DEFOGGER ENGINE OIL PRESSURE VENTILATING FAN A These symbols are important for you and your - 1996 GMC Sonoma | Owner's Manual - Page 8
Model Reference This manual covers these models: Regular Cab Pickup Extended Cab Pickup I I vi - 1996 GMC Sonoma | Owner's Manual - Page 9
use your safety belts properly. You can also learn about some things you should nut do with air bags and safety belts. Manual Front Seat Seats and Seat Controls This section tells you about the seats -- how to adjust them, and fold them up and down. You can lose controlof the vehicleif you try to - 1996 GMC Sonoma | Owner's Manual - Page 10
you want it. For vehicles with easy entry seats, move the lever under the front of the seat up to unlock it. Slide the seat to where you want it. Then release the lever and try to move the seat with your body to make sure the seat is locked into place. Then release the lever - 1996 GMC Sonoma | Owner's Manual - Page 11
Manual Lumbar Support (Option) If you have this feature, there will be a knob on the outside of the driver and passenger bucket seats. Reclining Seatbacks (Bucket Seats or 60/40 Bench) To adjust the front seatback, lift the 1eve.r onthe outer side of the seat. Turn the knob counterclockwise to - 1996 GMC Sonoma | Owner's Manual - Page 12
belts can't do their job when you're reclined like this. The shoulderbelt can't do its job because it body. Instead, it will be in won't be against your front of you. In a crash you could go into , have the seatback upright. Then well sit back in the seat wear your safety belt properly. and 1-4 - 1996 GMC Sonoma | Owner's Manual - Page 13
back until the latch catches. if the seatback was reclined before being folded forward, it will return to the reclined position. forward, lift the latch and push the seat forward. If the seatback isn't locked, it could move forward in a sudden stop or crash. That could cause injury to the person - 1996 GMC Sonoma | Owner's Manual - Page 14
it easy to get in and out of the rear vehicle area. 0 Jump Seat (Extended Cab Models) Your extended cab pickup has a jump seat in the rear area. Tilt the right front seatback completely forward and the whole seat will slide forward. Move the right front seatback to its original position after - 1996 GMC Sonoma | Owner's Manual - Page 15
part of the manual tells you how to use safety belts properly. It also tells you some things you should not do with safety belts. And it explains the Supplemental Inflatable Restraint (SIR), or air bag system. 1 I Your vehicle has a light your safety belt, and check that your passengers' belts - 1996 GMC Sonoma | Owner's Manual - Page 16
Put someone on it. Take the simplest vehicle. Suppose just a seaton wheels. it's 1-8 - 1996 GMC Sonoma | Owner's Manual - Page 17
I I The person keeps going until stopped by something. In a real vehicle, it couldbe the windshield ... Get it up to speed. Then stop thevehicle. The rider doesn't stop. 1-9 - 1996 GMC Sonoma | Owner's Manual - Page 18
or the instrument panel ... or the safety belts! With safety belts, you slow down as the vehicle does. You get more time to stop. You stop over more distance, and your strongest bones take the forces. That's why safety belts make such good sense. 1-10 - 1996 GMC Sonoma | Owner's Manual - Page 19
injuries and deaths occurat speeds of less than 40 mph (65 km/h). Safety belts are for everyone. &= If my vehicle has air bags, why should I have to wear safety belts? A: Air bags are in many vehicles today and will be in most of them in the future. But they are supplemental systems only; so - 1996 GMC Sonoma | Owner's Manual - Page 20
, We'll start with the driver position. Driver Position This part describes the driver's restraint system. Lap-Shoulder Belt The driver has a lap-shoulder belt. Here's how to wear it properly. 1. Close and lock the door. 2. Adjust the seat (to see how, see "Seats'. in the Index) so you can sit up - 1996 GMC Sonoma | Owner's Manual - Page 21
of the belt as you pull up on the shoulder belt. The lap part of the belt should worn low and snugon be the hips, just touching belt should go The over the shoulder and across the chest. These parts of the body are best able to take belt restraining forces. The safety belt locks if there's a sudden - 1996 GMC Sonoma | Owner's Manual - Page 22
What's wrong with this? You can be seriously hurt if your shoulder belt is too loose. In a crash, you wouldmove forward too much, which could increase injury. The shoulder belt should against your body. fit A: The shoulder belt is too loose. It won't give nearly as much protection this way. 1-14 - 1996 GMC Sonoma | Owner's Manual - Page 23
Q.' What's wrong with this? CAUT -3N: 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 at the pelvic bones. This could cause seriousinternal injuries. Always buckle yourbelt - 1996 GMC Sonoma | Owner's Manual - Page 24
Q.@ What's wrong with this? I A CAUTION: You can be seriously injuredif you wear the shoulder belt under your arm. In a crash, your body would move too far forward,which would increase the chance head andneck injury. of Also, the belt would apply too much force to the ribs, - 1996 GMC Sonoma | Owner's Manual - Page 25
forces. If belt is twisted, make it straight so it can work properly, orask your dealer to fix it. A: The belt is twisted across the body. - 1996 GMC Sonoma | Owner's Manual - Page 26
Supplemental Inflatable Restraint (SIR)System This part explains the Supplemental Inflatable Restraint (SIR) system or airbag system. Your vehicle has an air bag for the driver. Here are the most important things to know about the air bag system: To unlatch the belt, just push the button on the - 1996 GMC Sonoma | Owner's Manual - Page 27
there's an airbag for that person. AIR BAG 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. See "Air Bag Readiness Light" in the Index - 1996 GMC Sonoma | Owner's Manual - Page 28
the driver and the steering wheel. If something is between an occupant and an air bag, it could the affect performance of the air bag or worse, it could cause injury. -- When should an air bag inflate? The air bag is designed to inflate in moderate to severe frontal or near-frontal crashes. The - 1996 GMC Sonoma | Owner's Manual - Page 29
is only one indication of this. The air bag system is designed to work properly under a wide range of conditions, including off-road usage. Observe safe air bag. The inflator, air bag and related hardware are all part of the air bag module packed inside the steering wheel. How does an air bag - 1996 GMC Sonoma | Owner's Manual - Page 30
possibly other parts. The service manual for your vehicle covers the need to replace otherparts. a Your vehicle is equipped with a diagnostic module, which records information about the air bag system. The module records information about the readiness of the system, when the sensors are activated - 1996 GMC Sonoma | Owner's Manual - Page 31
is key turned off and the battery is disconnected, an air bag can still inflate during improper service. You can be injured you are close to an air bag when if it inflates.Avoid wires wrapped with yellow tape, or yellow connectors. Theyare probably part of the air bag system.Be sure tofollow proper - 1996 GMC Sonoma | Owner's Manual - Page 32
Yes. If you add things that change your vehicle's frame, bumper system, front end sheet metal or 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 question about this, you should - 1996 GMC Sonoma | Owner's Manual - Page 33
the way, it will lock. If it does, let it go back all the way and start again. Lap Belt If your vehicle has a bench seat, someone can sit in the center position. 1-25 - 1996 GMC Sonoma | Owner's Manual - Page 34
When you sit in a center seating position, you have a lap safety belt, which has no retractor. To make its free end as shown until the belt is snug. Buckle, position and release it the way as the lap part of a lap-shoulder belt. If the belt isn't long enough, see "Safety Belt Extender" at the end of - 1996 GMC Sonoma | Owner's Manual - Page 35
Rear Seat Passengers (Extended Cab Jump Seats) Lap Belt These are reserve seating positions equipped with lap belts only. (If your extended cab pickup has the optional side access panel, there's only one reserve seating position.) It's very important for rear seat passengers to buckle up! Accident - 1996 GMC Sonoma | Owner's Manual - Page 36
it is snug. Buckle and position it the same way as the lap part of the driver's safety belt (see "Driver Position" in the Index). on these seats. They won't work properly. Smaller children and babies should always be restrained in a child or infant restraint. The instructions for the restraint - 1996 GMC Sonoma | Owner's Manual - Page 37
CAUTION: (Continued) 2 at only 25 mph (40 km/h), a 12-1b. (5.5 kg) baby will suddenly becomea 240-lb. (110 kg) force on your arms. The baby would be almost impossible to hold. Secure the baby in an infant restraint. I I A CAUTION: Never hold a baby in your arms while riding ina vehicle. A baby - 1996 GMC Sonoma | Owner's Manual - Page 38
within the restraint to help reduce the chance of personal injury. The instructions that come with the infant or child restraint will show you how to except 60/40 bench seat) or right front passenger seat. If you have a 60/40 split bench seat, you must use the right front passenger seat. Keep in mind - 1996 GMC Sonoma | Owner's Manual - Page 39
be using the lap belt. See the earlier part about the top strap if the child restraint has one. 1. Make the belt as long as possible by tilting the latch plate and pulling it along the belt. 2. Put the restraint on the seat. Follow the instructions for the child restraint. 3. Secure the child - 1996 GMC Sonoma | Owner's Manual - Page 40
child restraint, just unbuckle the vehicle's safety belt. It will be ready to work for an adult or larger child passenger. Center Front Seat Position (60/40 Split Bench Seat) 5. Buckle the belt. Make sure the release button is positioned so you would be able to unbuckle the safety belt quickly if - 1996 GMC Sonoma | Owner's Manual - Page 41
positions. The restraints won't work properly. You'll be using the lap-shoulder belt. See the earlier part about the top strap if the child restraint has one. 1. Put the restraint on the seat. Follow the instructions for the child restraint. 1 2. Secure the child in the child restraint as the - 1996 GMC Sonoma | Owner's Manual - Page 42
4. Buckle the belt. Make sure the release button is positioned so you would be ableto unbuckle the safety belt quickly if you ever had to. 5. Pull the rest of the shoulder belt all the way out of the retractor to set the lock. 1-34 . . - 1996 GMC Sonoma | Owner's Manual - Page 43
Larger Children 6. To tighten the belt, feed the shoulder belt back into the retractor while you push down on the child restraint. 7. Push and pull the child restraint in different directions to be sure is secure. it Children who have outgrown child restraints should wear the vehicle's safety - 1996 GMC Sonoma | Owner's Manual - Page 44
the center of the vehicle, but be sure that the shoulder belt still is on the child's shoulder, so that in a crash the child's upper body would have the restraint that belts provide. If the child is so small that the shoulder belt is still very close to the child's face - 1996 GMC Sonoma | Owner's Manual - Page 45
,Never do this. Here a child is sitting in a seat that has a 1apTshoulder belt,but the shoulder partis behind f way, the child. I the child wears the belt in this in a crash the child might under - 1996 GMC Sonoma | Owner's Manual - Page 46
seat it is made to fit. To wear it, just attach it to the regular safety belt. Checking Your Restraint Systems Now and then, make sure the safety belt reminder light any opened or broken air bag covers, and have them repaired or replaced. (The airbag system does not need regular maintenance.) 1-38 - 1996 GMC Sonoma | Owner's Manual - Page 47
to have safety belt or seat parts repaired or replaced. New parts and repairs may be necessary even if the belt wasn't being used at the time of the collision. If an air bag inflates, you'll need to replace air bag system parts. See the part on the air bag system earlier in this section. CAUTION - 1996 GMC Sonoma | Owner's Manual - Page 48
NOTES 1-40 - 1996 GMC Sonoma | Owner's Manual - Page 49
optional features on your vehicle, and information on starting, shifting and braking. Also explained are the instrument panel and the warning systems that everything is working properly -- and what to do if you have a problem. Keys Leaving young childreni a vehicle with the n ignition key is - 1996 GMC Sonoma | Owner's Manual - Page 50
and door locks. It will fit with either side up. The bar-coded tag has a code on it that tells your dealer or a qualified locksmith how to make of features that can help prevent theft. But you can have a lot of trouble getting into your vehicleif you ever to lock your keys inside.You may even - 1996 GMC Sonoma | Owner's Manual - Page 51
Door Locks You can use the Keyless'Entry System, if you have this option. You can use your key to unlock your door from the outside. I -Unlocked doors canbe dangerous. Passengers especially children can easily open the doors and fall out. Whendoor is a locked, the inside handle won't open it. - 1996 GMC Sonoma | Owner's Manual - Page 52
Si :Access Panel (Extenc d Cab) Power Door L rk! If your vehicle has power door for convenience in loading and unloading cargo. It is recommended that passengers who sit i n the rear jump seat enter and exit through the door on the passenger's side. To open the side access panel, first open the - 1996 GMC Sonoma | Owner's Manual - Page 53
is coded, the lost transmitter will not unlock your vehicle. Each vehicle can have only two transmitters matched to it. See your dealer to match transmitters to another vehicle. Check to determine if battery replacement is necessary. See the instructions on battery replacement. Check the - 1996 GMC Sonoma | Owner's Manual - Page 54
, push forward so the larger part of the hole is over the bolt. Pull the end over the bolt. 2. Remove and replace the batteries with two Duracella-type batteries (DL20 16 or equivalent), positive side down. 3. Align the covers and snap them together. 4. Check the operation of the transmitter. 2-6 - 1996 GMC Sonoma | Owner's Manual - Page 55
it with you. Always do this. Your steering wheel will be locked, and so will your ignition. If you have an automatic transmission, taking your key out also locks your transmission. And remember to lock the doors. Parkil 3. With the tailgate halfway down, pull the tailgate toward you at the left - 1996 GMC Sonoma | Owner's Manual - Page 56
you get new brake linings. 0 Don't tow a trailer during break-in. See "Towing a Trailer" in the Index for more information. ' Ignition.Positions. Use the key to turn the ignition switch to five different positions. -C -- -- l ACCESSORY (A): ACCESSORY lets you use things engine is off. Push - 1996 GMC Sonoma | Owner's Manual - Page 57
of accessories in theACCESSORY position could drain your battery and prevent you from starting your vehicle. On manual transmission vehicles, lets you turn off the engine but still turn the steering wheel. Use OFF if you must have your vehicle in motion while the engine is off (for example, - 1996 GMC Sonoma | Owner's Manual - Page 58
the key on manual transmission vehicles, turn the key to the OFF position. Then turn the key to the LOCK position while pressing the key release button down at the same time. Pull the key straight out. Automatic transmission Move your shift lever to PARK (P) or NEUTRAL (N). Your engine won't start - 1996 GMC Sonoma | Owner's Manual - Page 59
Manual transmission The gear selector should be in NEUTRAL (N). Hold the clutch pedal to the floor and start the engine. Your vehicle won't start if the clutch pedal is not all the way down -- that's a safety feature. Starting Your 2.2 Liter Engine 1. Without pushing the accelerator pedal, turn - 1996 GMC Sonoma | Owner's Manual - Page 60
time will cause your battery to be drained much sooner. And the excessive heat can damage your starter motor. I NOTICE: Your engine is designed to work If you don't, your engine might not perform properly. If you ever have to have your vehicle towed, see the part of this manual that tells how to do - 1996 GMC Sonoma | Owner's Manual - Page 61
3. Plug it into a normal, grounded 1 IO-volt AC outlet. 4.3L Engine 2.2L Engine In very cold weather. 0°F (- 18°C) or colder. the engine coolant heater can help. You'll get easier starting and better fuel economy during engine warm-up. Usually. the coolant heater should be plugged in a minimum of - 1996 GMC Sonoma | Owner's Manual - Page 62
before to keep it away from moving engine parts. If you don't, it could be damaged. Automatic Transmission Operation How long should you keep the not locked, there will be a small current drain on your battery which could discharge your battery over a period of time. If you need to leave your - 1996 GMC Sonoma | Owner's Manual - Page 63
see a Trailer" in the Index. Ensure the shift lever is fully in PARK (P) range before starting the engine. Your vehicle has a brake-transmission shift interlock. You have to fully apply your regular brakes before you can shift from PARK (P) when the ignition key is in the RUN position. I f you - 1996 GMC Sonoma | Owner's Manual - Page 64
any of these conditions. NOTICE: Damage to your transmission caused by shifting out of PARK (P) or NEUTRAL(N) with the engine racing isn't covered your warranty. by roads, but then you would also want to use your brakes off and on. You can also use SECOND (2) for starting your vehicle froma stop on - 1996 GMC Sonoma | Owner's Manual - Page 65
the vehicle is moving forward, the transmission won't shift into FIRST (1) until the vehicle is going slowly enough. Mr ual Transmission 5-Speed NOTICE: If your rear wheels mud or were up against object. You could damage your transmission. Also, if you stop when going uphill, don't hold your vehicle - 1996 GMC Sonoma | Owner's Manual - Page 66
. Just before the vehicle stops, press the clutch pedal and the brake pedal, and shift to NEUTRAL (N). r I NOTICE: Shift to REVERSE(R) only after your vehicle is stopped. Shifting to REVERSE (R) while your vehicle is moving could damage your transmission. Use REVERSE (R), along with the parking - 1996 GMC Sonoma | Owner's Manual - Page 67
vehicle has four-wheel drive and is equipped with a manual transmission, disregard the SHIFT light when the transfer case is in 4LO. SHIFT When this light comes on, you can shift to the next higher gear if weather, road and traffic conditions let you. For the best fuel economy, accelerate slowly - 1996 GMC Sonoma | Owner's Manual - Page 68
4LO. You should use 2HI for most normal driving conditions. NOTICE: Driving in the 4HI or 4LO positions fora long time on dry or wet pavement could shorten the life of your vehicle's drivetrain. If your four-wheel-drive vehicle has the manual transfer case, the transfer case shift lever is on - 1996 GMC Sonoma | Owner's Manual - Page 69
lighting is normal. If the pattern does not light up, or if the front axle lights do not go out after you shift out of four-wheel drive, have your dealer check your system. Turn the INT LIGHTS situations. N SET PARK BRAKE: Shift to this neutral setting only when your vehicle needs to be towed. N - 1996 GMC Sonoma | Owner's Manual - Page 70
To shift into or out of 4LO: I. The vehicle must be moving less than 3 mph (4.8 km) with the transmission in NEUTRAL (N) for an automatic transmission. For a manual transmission, the clutch pedal must be engaged. The preferred method for shifting into 4LO is to have your vehicle moving 1 to 2 mph - 1996 GMC Sonoma | Owner's Manual - Page 71
ignition and one will stay on. If the lights do not come on, you should take your vehicle in for service. An indicator light will flash while the transmission in NEUTRAL (N) in vehicles equipped with an automatic transmission. The clutch pedal must be engaged on vehicles equipped with a manual 3 32 - 1996 GMC Sonoma | Owner's Manual - Page 72
or the clutch pedal is engaged. On automatic transmission equipped vehicles, if your transfer case does not shift into 4L0, your transmission indicator switch may require adjustment. With your transmission in NEUTRAL (N), press and release the 4LO switch. While the 4LO indicator light is flashing - 1996 GMC Sonoma | Owner's Manual - Page 73
brake pedal with your left foot. If the ignition is on, the brake system warning light will come on. To release the parking brake hold the regular brake pedal down. Pull the BRAKE brake on cause can your rear brakes to overheat. You may have to replace them, and you couldalso damage other parts of - 1996 GMC Sonoma | Owner's Manual - Page 74
this: It can b angerous to get outof your vehicle if c the shift lever not fullyin PARK (P) with the is parking brake firmlyset. Your vehiclecan roll. If you have left the engine running, the vehicle can move suddenly.You or others could be injured. To be sure yourvehicle won't move, even when you - 1996 GMC Sonoma | Owner's Manual - Page 75
Leaving Your Vehicle With the Engine Running (Automatic Transmission Models Only) Move the lever up as far as it will go. 3. If you have four-wheel drive with a manual transfer case shift lever, be sure the transfer case is in a drive gear -- not in NEUTRAL (N). 4. Turn the ignition key to LOCK. 5 - 1996 GMC Sonoma | Owner's Manual - Page 76
ofPARK (P) (Automatic Transmission) Your vehicle has a brake-transmission shift interlock: You have to fully apply your regular brake before you brake until the end of Step 4. 3. Shift to NEUTRAL (N). 4. Start the vehicle and then shift to the drive gear you want. 5. Have the vehicle fixed a s soon - 1996 GMC Sonoma | Owner's Manual - Page 77
Models Only) Before you get out of your vehicle, turnoff your engine, put your manual transmission in REVERSE (R) and firmly apply the parking brake. If you have four-wheel drivewith a manual transfer case shift lever, be sure your transfer case is in a drive gear. Your vehicle couldroll - 1996 GMC Sonoma | Owner's Manual - Page 78
Engine While You're Parked (Automatic Transmission) I 1 ' It's better not to park with the engine running. But if you ever have to, here are some things to know. Engine engine with the air system control off could allow dangerous exhaust into your vehicle (see the earlier Caution under "Engine - 1996 GMC Sonoma | Owner's Manual - Page 79
is parking brake firmlyset. Your vehiclecan roll. Don't leave your vehicle when the engineis running unless you have to. If you've left the engine running, Into PARK (P)" in the Index. Turn the hand crank on each door to raise or lower your manual side door windows. Po1 x Windows (Option) If - 1996 GMC Sonoma | Owner's Manual - Page 80
down for more than a 1/2 second to activate the express-down feature. Lightly tap the switch to open the window slightly. The express-down feature can by pressing the up arrow end of the switch. Swing-Out \ lows (Extended Cab) To open a rear swing-out window, pull the latch toward the front - 1996 GMC Sonoma | Owner's Manual - Page 81
) Tilt Wheel (Option) If you have the tilt steering wheel, you should adjust the steering wheel before you drive. You can raise it to the i highest the lever to lock the wheel in place. Do not adjust the steering wheel while driving. Horn Press the steering wheel pad t o sound the horn 2-33 - 1996 GMC Sonoma | Owner's Manual - Page 82
lever all the way up or down. When the turn is finished, the lever will return automatically. An arrow on the instrument panel will flash in the direction of the turn or lane the arrows don't 0 tlash but just stay on, a signal bulb may be burned out and other drivers won't see your turn signal. - 1996 GMC Sonoma | Owner's Manual - Page 83
a bulb is burned out, replace it to help avoid an accident. If the arrows don't go on at all when you signal a turn, check the fuse (see "Fuses you. Then release it. When the high-beam headlamps are on, this indicator light on the instrument panel also will be on. For a single wiping cycle, turn - 1996 GMC Sonoma | Owner's Manual - Page 84
either stop or return to your preset speed. If you have an automatic transmission and you apply your brakes, the cruise control will shut off. In freezing weather,don't If you have a lnanual transmission and you apply your brakes or push the clutch pedal, the cruise control will shut off. 2-36 - 1996 GMC Sonoma | Owner's Manual - Page 85
Setti-- Cruise Control Cruise control can be dangerous whereyou can't drive safely t a steady speed.So, a don't use your cruise control on winding roads or in heavy traffic. Cruise control can be dangerous on slippery roads. On such roads, fast changes in tire traction can cause needless wheel - 1996 GMC Sonoma | Owner's Manual - Page 86
about a 1/2 second. You'll go right back up to your chosen speed and stay there. Remember, if you hold the switch at R/A longer than a 112 second the vehicle will keep going faster until you release the switch or apply the brake. You could be startled and even lose control. So unless you want to go - 1996 GMC Sonoma | Owner's Manual - Page 87
drivers find this to be too much trouble and don't use cruise control on steep hills. Lamps Ending Cruise Control There are two ways to turn off the cruise control: Step lightly on the brake pedal or push the clutch pedal, if you have a manual transmission. Move the cruise switch to OFF. Erasing - 1996 GMC Sonoma | Owner's Manual - Page 88
and interior lamps are turned on and your ignition is in OFF, LOCK or ACCESSORY. To turn the tone off, press the OFF switch. Sidemarker Lamps Taillamps License Plate Lamps Instrument Panel Lights Transfer Case Indicator Light (if you have one) Daytime Running Lamps(If So Equipped) Daytime Running - 1996 GMC Sonoma | Owner's Manual - Page 89
begins to get dark,your DRL indicator light is a reminder to turn your headlamp stay off until you release the parking brake. As with any vehicle, you snould turn on the regular headlamp system when you need it. og Lamps 1 ':ion) Use your fog lamps for better vision in foggy or misty conditions - 1996 GMC Sonoma | Owner's Manual - Page 90
System, if so equipped, oruntil the ignition key is turned to RUN or ACCESSORY. The lamps will also stay on for approximately 15 seconds after you exit the vehicle. They will also stay on for 15 seconds when the INT LIGHTS switch on the instrument panel is turned on then off, while the ignition - 1996 GMC Sonoma | Owner's Manual - Page 91
Mirrors Inside Daymight Rearview Mirror Outside Manual Adjust Mirror Adjust your outside mirrors so Y O L ~ just see the side can of mirror, then press the arrows on the outside switch ring to adjust the mirror. ' 1 Press the tab under the mirror to reduce glare from headlamps behind you. 2-43 - 1996 GMC Sonoma | Owner's Manual - Page 92
mirror's surface is curved so you can see more from the driver's seat. Storage Compartments Glove Box To open your glove box, squeeze the lever the right lane, you could hit a vehicle on your right. Check your inside mirror or glance over yourshoulder before changing lanes. Door Storage You will - 1996 GMC Sonoma | Owner's Manual - Page 93
vehicle has this console compartment, squeeze the front lever while lifting the top to open it. You can store cassettesi n discs in the lower bin. If your vehicle has the center armrest compartment, lift the cover to expose the storage area which includes slots for cassettes and a coinholder. Some - 1996 GMC Sonoma | Owner's Manual - Page 94
cigarettes or other smoking materials could set them fire on causing damage. To remove the front ashtray, lift the release tab as high as possible, then remove the tray. Sun Visors To block out . Visor Vanity Mirror Pull the sun visor down and lift the cover to expose the vanity mirror. 2-46 - 1996 GMC Sonoma | Owner's Manual - Page 95
proper installation instructions that are included with any electrical equipment you install. These circuits are protected by a fuse. andhave maximum current levels. I NOTICE: Pull the sun visor down and lift the mirror cover to turn on the lamps. When using the accessory power outlets, maximum - 1996 GMC Sonoma | Owner's Manual - Page 96
Instrument Panel 2-48 - 1996 GMC Sonoma | Owner's Manual - Page 97
1. Air Vents 7. Cigarette LightedPower Auxiliary Outlets (Option) 2 . Instrument Cluster 8. Storage Compartment 9. Audio System 10. Lamp Contnols 1 1. Brake Release 12. Fog Lamps (Option) 3. Electronic Transfer Case (Option) 4. Comfort Controls 5. Glove Box 6. Ashtray 2-49 - 1996 GMC Sonoma | Owner's Manual - Page 98
much fuel you've used, and many other things you'll need to know to drive safely and economically. AMI-LOCK MAKE \ll I I I 50 SERVlCE ENGINE SOON SHIFT 0 CHECK GAGES 0 {{{D AIR BAG UNLEADED FUEL ONLY MPH P R N Q D 2 1 10000[10 Standard Cluster 2-50 - 1996 GMC Sonoma | Owner's Manual - Page 99
1 I ANTI-LOCK CHECK OIL (!a BRAKE SERVlCE ENGINE SOON CHECK GAGES AIR BAG MPH RPM P R N D D 2 1 B O 1 1 0 0 0 0 \ Optional Cluster 2-5 1 - 1996 GMC Sonoma | Owner's Manual - Page 100
engine speed is reaching its upper limits. Don't drive very long with the tachometer in the red warning range. If you have a manual transmission, shift to a higher gear as soon as possible. If you have an automatic transmission, lift resistant. It will show silver lines between the numbers if someone - 1996 GMC Sonoma | Owner's Manual - Page 101
with your vehicle. When one of the warning lights comes on and stays on when you are driving, orwhen one of the gages shows there may be a problem, check the section that tells you what to do about it. Please follow this manual's advice. Waiting to do repairs can be costly -- and even dangerous - 1996 GMC Sonoma | Owner's Manual - Page 102
electrical problem. Have it checked right away. Driving while this light is,on could drain your battery. If the air bag readiness light doesn't come on when you start your vehicle, or stays on, or comes on when YOLI are driving, your air bag system may not work properly. Have your vehicle serviced - 1996 GMC Sonoma | Owner's Manual - Page 103
accessories. Readings in either warning zone indicate a possible problem in the electrical system. Have the vehicle serviced as soon as possible. 9 19 VOLTS Brake System Warning Light Your vehicle's hydraulic brake system is divided into two parts. If one part isn't working, the other part - 1996 GMC Sonoma | Owner's Manual - Page 104
service. When the ignition is on, the brake system warning light will also come on when you set your parking brake. The light will stay on if your parking brake doesn't release fully. If it stays on after your parking brake is fully released, it means you have a brake problem. If the light stays - 1996 GMC Sonoma | Owner's Manual - Page 105
Lamp (Service Engine Soon Light) Your vehicle is equipped with a computer which monitors operation of the fuel, ignition and emission control systems. SERVICE ENGINE SOON It means that your engine coolanthas overheated. If you have been operating your vehicle under normal driving conditions, you - 1996 GMC Sonoma | Owner's Manual - Page 106
controls may not work as well, your fuel economy may not be as good and your engine may not run smoothly. as be This could leadto costly repairs that may not covered by your warranty. This light should come on, as a check t o show you it is working. when the ignition is on and the - 1996 GMC Sonoma | Owner's Manual - Page 107
engine may not run a s efficiently a s designed since small amounts of air are s ~ ~ c k e d the fuel line causing a misfire. The into system can detect this. Adding fuel should correct this condition. Make sure t o install the fuel cap properly. It w i l l take a few driving trips to turn the light - 1996 GMC Sonoma | Owner's Manual - Page 108
your engine can become hot that it so catches fire.You or others could be burned, Check your oil as soon as possible and have your vehicle serviced. 80 or other problems causing low oil pressure. I NOTICE: Damage to your engine from neglected oil problems can be costly and is not covered by your - 1996 GMC Sonoma | Owner's Manual - Page 109
have the SHIFT light if you have a manual transmission. This light comes on very briefly as a bulb check when you start the engine. Shifting when the indicator light is on will help you get the best fuel economy. See "Shift Light" i n the Index. Daytime Running Lamps Indicator Light You have this - 1996 GMC Sonoma | Owner's Manual - Page 110
GAGES FUEL If the light comes on and stays on while you are driving, check your coolant temperature and engine oil pressure gages to see if they are in the warning zones. Here are fourthings that some owners ask about. None of these show a problem with your fuel gage: At the gas station, the - 1996 GMC Sonoma | Owner's Manual - Page 111
can control the heating, cooling and ventilation in your vehicle. Temperature Knob The upper knob regulates the temperature the air of coming through the system. Turn the knob clockwise for air. warmer air. Turn the knob counterclockwise for cooler Standard Climate Control System 8 3 HI OF 3-1 - 1996 GMC Sonoma | Owner's Manual - Page 112
directs airflow through the instrument panel outlets. heater floor outlets and the instrument panel outlets. a +e HEATER: This setting directs warmed air through the heater floor outlets and windshield defroster outlets. BLEND: Airflow is divided equally between the heater floor outlet and the - 1996 GMC Sonoma | Owner's Manual - Page 113
instrument panel outlets. /J V E N T This setting directs airflow through the instrument panel outlets. The air conditioning compressor is not working when VENT is selected. +e +H HEATER: This setting directs warnled air through the heater floor outlets and windshield del'roster outlets. 0 3-3 - 1996 GMC Sonoma | Owner's Manual - Page 114
the windshield or side windows. If you use the optional engine coolant heater before starting your engine, your heating system will produce warmer air faster to heat the passenger compartment in cold weather. See "Engine Coolant Heater" in the Index. Ventilation System For mild outside temperatures - 1996 GMC Sonoma | Owner's Manual - Page 115
the advanced engineering that went cold weather, turn the .in blower fan to HI for afew moments before driving of off. This helps clear the intake ducts snow and moisture, and reduces the chance fogging the of inside of your windows. Keep the air path under the front seats or cold conditions. Turn - 1996 GMC Sonoma | Owner's Manual - Page 116
AM-FM Stereo Finding a Station TUNE-AM-FM: Turn this knob to tune i n radio stations. Press it to switch between AM and FM. SEEK: Press this button to go t o the next higher station and stop. SCAN: Press this button to listen to each station for a few seconds. The radio willgo to the next station, - 1996 GMC Sonoma | Owner's Manual - Page 117
. Setting the Tone BASS: Slide this lever up to increase the bass. Adjust the lever until the sound is pleasing to your ear. TREBLE: Slide this can reduce noise for weak or noisy stations by sliding this lever down. Adjusting the Speakers BAL: This control ring behind the PWR-VOL-RECALL knob ad - 1996 GMC Sonoma | Owner's Manual - Page 118
station you set will return. 4. Repeat these steps for each pair of buttons. Setting the Tone BASS: Slide this lever up to increase the bass. Adjust the lever until the sound is pleasing to your ear. TREBLE: Slide this lever up to increase the treble. You can reduce noise for weak - 1996 GMC Sonoma | Owner's Manual - Page 119
stop forwarding and play the tape. REVERSE: Press the arrow button in the opposite direction that the lighted arrow points to reverse quickly to another part of the tape. Press STOP-EJECT lightly to stop reversing and play the tape. PWR-VOL-PROG-RCL: Press this knob to go from one side of - 1996 GMC Sonoma | Owner's Manual - Page 120
Press this button to tune an AM station that broadcasts in stereo. Your STEREO light will come on when you're receiving AM stereo. If you press AM-ST the upper middle left corner to * the sound you want.The 60 and 250 levers adjust the oet bass, 1 K is midrange, and 3.5K and 1OK control the treble. - 1996 GMC Sonoma | Owner's Manual - Page 121
will come on when you are receiving stereo. FORWARD: Press the arrow button in the direction that the lighted arrow points to advance quickly to another part of the tape. Press STOP-EJECT lightly to stop forwarding and play the tape. REVERSE: Press the arrow button in the opposite direction that - 1996 GMC Sonoma | Owner's Manual - Page 122
seconds, then go to the next station. Press SCAN again to stop scanning and stay at a station. PUSHBUTTONS: The five numbered pushbuttons let you return to your favorite on. Volume is displayed unless BAL, FADE, BASS or TREB are adjusted. RCL: Press this button to display the time with the ignition - 1996 GMC Sonoma | Owner's Manual - Page 123
when using this control. FADE: This control ring behind the TUNE knob adjusts the balance between the front and rear speakers. Fade levels will be briefly The disc player is too hot to play the disc. (As soon as things get back to normal. the disc should play.) Turn the POWER-VOL knob to turn the system - 1996 GMC Sonoma | Owner's Manual - Page 124
ignition key off t o stop the disc player. The disc stays in the player and will resume playing at the point where instructions below tell you howt o enter a secret code into the system. It is recommended that you read through all 1 1 steps before starting the procedure. If your vehicle loses battery - 1996 GMC Sonoma | Owner's Manual - Page 125
Power Loss Enter your secret code as follows; pause no more than 15 seconds between steps: 2. Turn the ignition to the ACCESSORY or RUN position. 3. Press , the numbers entered did not match your secret code and the unit is still secured. When battery power is given to a securedradio, the radio won - 1996 GMC Sonoma | Owner's Manual - Page 126
with each other. AM can pick up noise from things like storms and power lines. Try reducing the treble to reduce this noise if you ever get it. 3. 000 will appear on the display. 6. Enter the second three digits of the code. The display will show the numbers you entered. 7. Press BAND. The disabling - 1996 GMC Sonoma | Owner's Manual - Page 127
. Added sound equipment may interfere with the operationof your vehicle's engine, Delco radio or other systems, and even damage them. Your check with your dealer and be sure to check Federal rules covering mobile radio and telephone units. -- -- To help avoid hearingloss or damage: 0 0 Adjust - 1996 GMC Sonoma | Owner's Manual - Page 128
make sure that the cassette tape is in good condition before you have your tape player serviced. Care of Your Compact Discs Handle discs carefully. Store the mast is badly bent, as it might be by vandals, you should replace it. Check every once in a while to be sure the mast is still tightened to - 1996 GMC Sonoma | Owner's Manual - Page 129
their mistakes. Here you'll find information about driving on different kinds of roads and in varying weather conditions. We've also included many other useful tips on driving. Rear-end collisions are about the most know when the vehicle in front of you is going to brake or turn suddenly. 4-1 - 1996 GMC Sonoma | Owner's Manual - Page 130
situation, here is some general information on the problem. The Blood Alcohol Concentration (BAC) of someone who is drinking depends upon four things: 0 0 The amount of alcohol consumed The drinker's body weight The amount of food that is consumed before and during drinking The length of time it - 1996 GMC Sonoma | Owner's Manual - Page 131
generally will reach a higher BAC level than a man of her same body weight when each has the same number of drinks. The law in many an hour, the person's BAC would be close to 0.12 percent. A person who consumes food just before or during drinking will have a somewhat lower BAC level. There is a - 1996 GMC Sonoma | Owner's Manual - Page 132
The body takes about an hour to rid itself!of the alcohol in oire drink, No amount of coffee or number of cold showers will speed that up. ' ' 1 careful" isn't the 7 1be right has been drinking. group, Ride home ina cab; orif you're-with a designate a driverwho will,n,otdrink. -- -- ' . . 4-4 - 1996 GMC Sonoma | Owner's Manual - Page 133
places where the tires meet the road. Braking First, you have to decide to push on the brake pedal. That's perceptiou time. Then you or three seconds or more with another. Age, physical condition, alertness,coordination and eyesight all play a part. So do alcohol. drugs and frustration. But even - 1996 GMC Sonoma | Owner's Manual - Page 134
anti-lock brake system will check itself. You may hear a momentary motor or clicking noise while this test is going on. Thisis normal. If there's a problem with the anti-lock brake system, this warning light will stay on. See "Anti-Lock Brake System Warning Light" in the Index. If your engine ever - 1996 GMC Sonoma | Owner's Manual - Page 135
to make the most of available tire and road conditions. Here's how anti-lock works. Let's say the road is wet. You're driving safely. Suddenly an animal .jumps out in front of you. You slam on the brakes. Here's what happens with ABS. A computer senses that wheels are slowing down. If one of - 1996 GMC Sonoma | Owner's Manual - Page 136
brake, your computer keeps receiving updates on wheel speed and controls braking pressure accordingly. Remember: Anti-lock doesn't change the time you need to get your foot up to the brake brakes. Steering Power Steering If you lose power steering assist because the engine on the condition of your - 1996 GMC Sonoma | Owner's Manual - Page 137
like these. First apply your brakes. (See "Braking in Emergencies" earlier in this section.) It is better to remove as much speed as you can from a possible collision. Then steer around the problem, to the left or right depending on the space available. Try to adjust your speed so you can - 1996 GMC Sonoma | Owner's Manual - Page 138
Off-Road Recovery You may find sometime that your right wheels have dropped off the edge of a road onto the shoulder while you're driving. An emergency like this requires close attention and a quick decision. If you are holding the steering wheel at the recommended 9 and 3 o'clock positions, you - 1996 GMC Sonoma | Owner's Manual - Page 139
pass is coming up, start to accelerate but stay in the right lane and don't So here traffic signs, pavement markings and lines. If you can see a sign up a line on your side of the lane or a double solid line, even another opportunity. If other cars are lined up to pass a slow vehicle, - 1996 GMC Sonoma | Owner's Manual - Page 140
Check turn. Loss of Control Let's review what driving experts say about what happens when the three control systems (brakes, steering and acceleration) don't by taking reasonable care suited t o existing conditions, and by not "overdriving" those conditions. But skids are always possible. The three - 1996 GMC Sonoma | Owner's Manual - Page 141
road. For safety, you'll want to slow down and adjust your driving to these conditions. I t is important to slow down on slippery surfaces -lock brake system (ABS) helps avoid only the braking skid. Driving Guidelines Off-Road Driving with Your Four-Wheel-Drive Vehicle This off-road guide is for - 1996 GMC Sonoma | Owner's Manual - Page 142
before you go out. For example, be sure to have all necessary maintenance and service work done. Check to make sure all underbody shields (if so equipped) are properly attached. Be other important information in this manual. See "Vehicle Loading," "Luggage Carrier" and "Tires" in the Index. 4-14 - 1996 GMC Sonoma | Owner's Manual - Page 143
Does your vehicle have a winch? If so, be sure toread the winch instructions. In a remote area, a winch can be handy if you get stuck over soft ground). 0 Always carry a litter bag ...make sure all refuse is removed from any body, you'll need to respond to vibrations and vehicle bounce. 0 - 1996 GMC Sonoma | Owner's Manual - Page 144
things to consider: 0 you have less time to react. you have more vehicle bounce when you drive over obstacles. you'll need more distance for braking, especially since you're on an unpaved surface. When you're driving off-road, bouncing and quick changes in direction can easily throw you out - 1996 GMC Sonoma | Owner's Manual - Page 145
, it's especially important to avoid sudden acceleration, sudden turns or sudden braking. Driving on Off-Road Hills Off-road driving often takes you up, roads 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 - 1996 GMC Sonoma | Owner's Manual - Page 146
Approaching a Hill When you approach a hill, you need to decide if it's one of those hills that's just too steepto climb, descend or cross. Steepness can be hard to judge. On a very sInall hill, for example, there may be a smooth, constant incline with only a small change in elevation where you can - 1996 GMC Sonoma | Owner's Manual - Page 147
a drop-off, embankment, cliff, or even another vehicle. You could be seriously injured or killed. As you near the top of a hill, slow down and stay alert. 4-19 - 1996 GMC Sonoma | Owner's Manual - Page 148
as straight as possible in REVERSE (R). Never attempt to prevent a stall by shifting into NEUTRAL (N) (or depressing the clutch, if you have a manual transmission) to "rev-up" the engine and regain forward momentum. This won't work. Your vehicle will roll backwards very quickly and you could go out - 1996 GMC Sonoma | Owner's Manual - Page 149
and decideI just can'tdo it. What should I do? Set the parking brake, put your transmission in PARK (P) (or the manual transmission in FIRST (1)) and turn off the engine. Leave the vehicle and go get some help. Exit on the uphill side and stay clear of the path the vehicle would take if it rolled - 1996 GMC Sonoma | Owner's Manual - Page 150
serious accident. Apply the brakes lightly when descending a hill and use a low gear to keep vehicle speed under control. If you decide you can go down a hill safely, then tryto keep your vehicle headed straight down, and use a low gear. This way, engine dragcan help your brakes and they won't have - 1996 GMC Sonoma | Owner's Manual - Page 151
across. You could roll over if you don't drive straight down. Never go downhill with the transmission in NEUTRAL (N), or with the clutch pedal depressed in a manual shift. This is called "free-wheeling." Your brakes will have to do all the work and could overheat and fade. 0 Stop your vehicle by - 1996 GMC Sonoma | Owner's Manual - Page 152
rolling over. Also, driving across an incline puts more weight on the downhill wheels. This couldcause 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 - 1996 GMC Sonoma | Owner's Manual - Page 153
starts to roll over, you'll be right in its path. If you have to walk down the slope, stay out of the path the vehicle will take if it does roll over. Getting out on the downhill side of orkilled. Always get out on the uphill (high) sideof the vehicle and stay well clear of the rollover path. 4-25 - 1996 GMC Sonoma | Owner's Manual - Page 154
accelerating and braking. You may want to reduce the air pressure in your 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 damage your axle and other vehicle parts - 1996 GMC Sonoma | Owner's Manual - Page 155
to start your engine. When you go through water, remember that when your brakes get wet, it brake linings cleaned and checked. These substances can cause glazing and uneven braking. Check the body structure, steering, suspension, wheels?tires and exhaust system for damage. Also, check the fuel lines - 1996 GMC Sonoma | Owner's Manual - Page 156
vehicles. Slow down, especially on higher speed roads. Your headlamps can light up only so much road ahead. In remote areas, watch for to be impaired -- by alcohol or drugs, with night vision problems, or by fatigue. No one can see as well at night trouble adjusting to night. But if you're 4-28 - 1996 GMC Sonoma | Owner's Manual - Page 157
. Just as your headlamps should be checked regularly for proper aim, so should your eyes be examined regularly. Some drivers suffer from night blindness -- the inability to see in dim light -- and aren't even aware of it. Rain and wet roads can mean driving trouble. On a wet road you can't stop - 1996 GMC Sonoma | Owner's Manual - Page 158
wiping equipment in good shape and keep your windshield washer tank filled. Replace your windshield wiper inserts when they show signs of streaking or missing 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 - 1996 GMC Sonoma | Owner's Manual - Page 159
puddle water or of a carwash, apply your brake pedal lightly until your brakes work normally. 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 thatslight-, is lower - 1996 GMC Sonoma | Owner's Manual - Page 160
City Driving One of the biggest problems with city streets is the amount of traffic next part, "Freeway Driving.") Treat tl 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 - 1996 GMC Sonoma | Owner's Manual - Page 161
o blend smoothly with the traffic flow. Once you are on the freeway. adjust your speed to the posted limit or to the prevailing rate if it's slower. Stay i n the right lane unless you want t o pass. Before changing lanes. check your mirrors. Then use your turn signal. Mile for mile, freeways (also - 1996 GMC Sonoma | Owner's Manual - Page 162
? Wiper Blades: Are they in good shape? Fuel, Engine Oil, Other Fluids:Have you checked all levels? Lumps: Are they all working? Are the that first part of the journey. Wear comfortable clothing and shoes you can easily drive in. 0 Tires: They are vitally important to a safe, trouble-free trip - 1996 GMC Sonoma | Owner's Manual - Page 163
, with a comfortably cool interior. Keep your eyes moving. Scan the road ahead and to the sides. Check your mirrors and your instruments frequently. If you get sleepy, pull off the road into a rest, service or parking area and take a nap, get some exercise, or both. For safety, treat drowsiness on - 1996 GMC Sonoma | Owner's Manual - Page 164
Keep your vehicle in good shape. Check all fluid levels and also the brakes, tires, cooling system and transmission. These parts can work hard on mountain roads. 0 Know how to go down hills. The most important thing to know isthis: let your engine do some of the slowing down. Shift to a lower gear - 1996 GMC Sonoma | Owner's Manual - Page 165
, a red cloth and a couple of reflective warning triangles. And, if you will be driving under severe conditions, include a small bag of sand, a piece of old carpet or a couple of burlap bags to help.providetraction. Be sure you properly secure these items in your vehicle. Driving on Snow or Ice - 1996 GMC Sonoma | Owner's Manual - Page 166
be fine until you hit a spot that's covered with ice. On an otherwise clear road, ice brake while you're actually on the ice, and avoid sudden steering maneuvers. What's the worst time for this? "Wet ice." Very cold snow or ice can be slick and hard to drive on. But wet ice can be even more trouble - 1996 GMC Sonoma | Owner's Manual - Page 167
make body insulators from newspapers, burlap bags, stay with your vehicle unless you know for sure that you are near help and you can hike throughthe snow. Here are some things to do to summon help and keep yourself and your passengers safe: 0 Turn on your hazard flashers. You can run the engine - 1996 GMC Sonoma | Owner's Manual - Page 168
battery to restart the vehicle, and possibly for signaling later on with your headlamps. Let the heater run for awhile. Then, shut the engine off and close the window almost all the way to preserve the heat. Start the engine again and repeat this only when you feel really uncomfortable from the cold - 1996 GMC Sonoma | Owner's Manual - Page 169
1. Set the parking brake firmly. 2. Place an automatic transmission in PARK (P) or a manual transmission in FIRST ( 1 ). 3. Firmly attach the vehicle being towed to the tow vehicle. Do not tow the vehicle by the rear bumper bar. Refer to the hitch manufacturer's instructions. 4. Place the transfer - 1996 GMC Sonoma | Owner's Manual - Page 170
have a heavy load, you snoula spreaa it out. 1 \ SEE OWNER'S MANUAL FOR ADDITIONAL IhFGRUATlON 0 - 0 Similar appearing vehicles may have different GVWR's and the case of a sudden stopor collision, things carried in the bed of your truck could shift forward and come into the passenger area, injuring you - 1996 GMC Sonoma | Owner's Manual - Page 171
front or rear GAWR. If you do, parts on your vehicle can break, or it thevehicle so that some of them are above the tops the seats. of 0 Don't leave an unsecured child restraint in your NOTICE: - - ~- Your warranty does not cover parts or components that fail because overloading. of . - 1996 GMC Sonoma | Owner's Manual - Page 172
can carry. Be sure to include the weight of the occupants as part of your load. If you added any accessories or equipment after your vehicle left the factory, remember to subtract the new equipment. NOTICE: Your warranty doesn't cover parts or components thatfail because of overloading. 4-44 - 1996 GMC Sonoma | Owner's Manual - Page 173
load your vehicle can carry. It doesn't include the weight of the people inside. But, you can figure about 150 lbs. (68 kg) for each seating position. The total cargo load must not be more than your vehicle's CWR. The recommended location for the cargo centerof gravity for the Cargo Weight - 1996 GMC Sonoma | Owner's Manual - Page 174
. Check your Truck-Camper L,oading Label in your glove box to determine if your vehicle can carry a slide-in camper. You must weigh any accessories. camper. When you install and load your slide-in camper, check the manufacturer's instructions. I f you want more information on curb weights, cargo - 1996 GMC Sonoma | Owner's Manual - Page 175
of your load the right way, and if you choose the correct hitch and trailer brakes. For more information, see "Towing a Trailer" in the Index. Towing a Chassis Cab General Motors is aware that some vehicle owners may consider having the pickup box removed and a commercial or recreational body - 1996 GMC Sonoma | Owner's Manual - Page 176
in costly repairs not covered by your warranty. To pull a trailer correctly,follow the advice in this part, and see your the first 500 miles (800 km) your new vehicle is driven. Y O L I ~ engine, axle or other parts could be damaged. Then, during the first 500 miles (800 k m ) that YOLI tow ti - 1996 GMC Sonoma | Owner's Manual - Page 177
f you have an automatic transmission, you should use DRIVE (D) (or, as you need to, a lower gear) when towing a trailer. Operating your vehicle in DRIVE (D.)when towing a trailer will minimize heat buildup and extend the life of your transmission. If you have a manual transmission and you are towing - 1996 GMC Sonoma | Owner's Manual - Page 178
You can ask your dealer for ourtrailering information or advice, or YOLI can write us at the address listed in your Warrctnty and Owner Assistance Information Booklet. In Canada, write to: General Motors of Canada Limited Customer Assistance Center 1908 Colonel Sam Drive Oshawa, Ontario Ll H 8P7 - 1996 GMC Sonoma | Owner's Manual - Page 179
tires are inflated to the limit for cold tires. You'll find these numbers on the bumper delete option, do not bolt any type of hitch to the close-out panel. The close-out panel will not support a road if it becomes separated from the hitch. Instructions about safety chains may be provided by the hitch - 1996 GMC Sonoma | Owner's Manual - Page 180
. The trailer parts can withstand 3,000 psi (20 650 kPa) of pressure. The trailer's brake system will use less than 0.02 cubic inch (0.3 cc) of fluid from your vehicle's master cylinder. Otherwise, both braking systems won't work well. You could even lose your brakes. If everything checks out this - 1996 GMC Sonoma | Owner's Manual - Page 181
Following Distance Stay at least twice as far behind the vehicle ahead as you would when driving your vehicle without a trailer. This can help you avoid situationsthat require heavy braking and sudden turns. Making hand to the right. Always back up slowly and, if possible, have someone guide you. - 1996 GMC Sonoma | Owner's Manual - Page 182
while parked (preferably on level ground) with the automatic transmission in PARK (P) (or the manual transmission out of gear and the parking brake applied) for a few minutes before turning the engine off. If you do get the overheat warning, see "Engine Overheating" in the Index. Driving On Grades - 1996 GMC Sonoma | Owner's Manual - Page 183
how to do it: 1. Apply your regular brakes, but don't shift int.0 PARK (P) yet, or into gear for a manual transmission. When parking uphill, turn your wheels away in PARK with the is (P) parking brake firmly set. Your vehiclecan roll. If you have left the engine running, the vehicle can move suddenly - 1996 GMC Sonoma | Owner's Manual - Page 184
trailer operation are automatic transmission fluid (don't overfill), engine oil, axle lubricant, cooling system belt, 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 - 1996 GMC Sonoma | Owner's Manual - Page 185
NOTES 4-57 - 1996 GMC Sonoma | Owner's Manual - Page 186
NOTES 4-5s - 1996 GMC Sonoma | Owner's Manual - Page 187
can occur on the road. Hazard Warning Flashers 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. Press the button on top of the steering column all the way down - 1996 GMC Sonoma | Owner's Manual - Page 188
all of these things can hurt you. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. Other Warning covered by your warranty. Do not try to start your vehicle by pushing or pulling it. This could damage your vehicle, even if you have a manual transmission - 1996 GMC Sonoma | Owner's Manual - Page 189
automatic transmission in PARK (P) or amanual transmission in NEUTRAL (N). If you have a four-wheel-drive vehicle with a manual transfer case shift lever, be sure the transfer caseis not in NEUTRAL (N). I NOTICE: If you leave your radioon, it could be badly damaged. The repair wouldn't be covered - 1996 GMC Sonoma | Owner's Manual - Page 190
a metal engine part. Don't connect positive (+) to negative (-) or you'll get a short that would damage the battery and maybe other parts too. 6. light. Be sure the battery has enough water. You don't need to add water to the Delco Freedom@ battery installed in every new GM vehicle. But if a battery - 1996 GMC Sonoma | Owner's Manual - Page 191
of the negative cable doesn't go to the dead battery. It goes to a heavy unpainted metal part on the engine of the vehicle with the dead battery. 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 - 1996 GMC Sonoma | Owner's Manual - Page 192
the dead battery. If it won't start after a few tries, make sure all connections are good. If it still won't start, it probably needs service. 12 engine parts can injure you badly. Keep yourhands away from moving parts once the engines running. are I - B A. Heavy Metal Engine Part B. Good Battery - 1996 GMC Sonoma | Owner's Manual - Page 193
service: 0 I ' A CAUTIGJ: being towed. Never tow faster than safe or posted speeds. Never tow with damaged parts not fully secured. Never get under your vehicle after it has been lifted towing service arrives, let the tow operator know that this manual contains these towing instructions. The operator may - 1996 GMC Sonoma | Owner's Manual - Page 194
a clamping device designed for towing service. Do not use the vehicle's steering column lock for this. The transmission should be in NEUTRAL (N) and the transfer case, if you have one, should be in 2HI. The parking brake should be released. - 1996 GMC Sonoma | Owner's Manual - Page 195
option must use a towing from the front. when towing NOTICE: Do not tow with sling-type equipment or fascidfog lamp damage occur. Use wheel lift will or car carrier equipment. Additional ramping may be required for car carrier equipment. Use safety chains and wheel straps. Towing a vehicle over - 1996 GMC Sonoma | Owner's Manual - Page 196
Do not tow with sling-type equipment or rear bumper valance damage will occur. Use wheel lift or car carrier equipment. Additional ramping may be damage a vehicle. Damage can occur from vehicle to ground orvehicle to wheel-lift equipment. To help avoid damage, install a towing dolly and raise the - 1996 GMC Sonoma | Owner's Manual - Page 197
Is Coming From Your Engine Steam from an overheated engine can burn you badly, even if you just open the hood. Stay away from the engine you see or hear 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 - 1996 GMC Sonoma | Owner's Manual - Page 198
if the warning stops. But then, if you still have the warning, t11m off the f engine and get everyone outo the vehicle until it cools down. You may decide not to lift the hood but to get service help right away. Climb a long hill on a hot day. Stop after high-speed driving. Idle - 1996 GMC Sonoma | Owner's Manual - Page 199
When you decide it's safe to lift the hood, here's what you'll see: kc: A If your vehicle has air conditioning, the auxiliary electric fan under the hood can start up even when the 't do anything else until it cools down. A. Coolant Recovery Tank B. Radiator Pressure Cap C. Engine Fan 5-13 - 1996 GMC Sonoma | Owner's Manual - Page 200
should be at the ADD mark. If it isn't, you may have a leak in the radiator hoses, heater hoses, radiator, water pump or somewhere else in the cooling system. 1 NOTICE: Engine damage from running your engine by without coolant isn't covered your warranty. If there seems to be n o leak, start the - 1996 GMC Sonoma | Owner's Manual - Page 201
distilled) and DEX-COOL (orange-colored, silicate-free) antifreeze at the coolant recovery tank. (See "Engine Coolant" in the Index for more information.) TM NOTICE: In cold weather, water can freeze and crack the engine, radiator, heater core and other parts. Use the recommended coolant and the - 1996 GMC Sonoma | Owner's Manual - Page 202
You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol and it will burn if the engine parts are hot enough. Don't spill coolant ona hot engine. When the coolant in the coolant recovery tank is at ADD, start your vehicle. I f the overheat warning continues, - 1996 GMC Sonoma | Owner's Manual - Page 203
Steam and scalding liquids from a hot cooling system can blow out and burn you badly. They 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 the - 1996 GMC Sonoma | Owner's Manual - Page 204
. Remove the pressure cap. I . Youcan remove the radiator pressure cap when the cooling system. including the radiator pressure cap and upper radiator hose, is 110longer hot. Turn the pressure cap slowly counterclockwiseuntil it first stops. (Don't press down while tu1-nin2 the pressurecap.) If you - 1996 GMC Sonoma | Owner's Manual - Page 205
3. Fill the radiator with the proper m i x . up to the base of the filler neck. 4. Then fill the coolant recovery tank to the ADD mark. 5. Put the cap back on the coolant recovery tank. but leave the radiator pressure cap off. 5-19 - 1996 GMC Sonoma | Owner's Manual - Page 206
upper radiator hose getting hot. Watch out forthe engine fan. 7. By this time the coolant level inside the radiator filler neck may be lower. If the level is lower, add more of the proper mix through the filler neck until the level reaches the base of the filler neck. 8. Then replace the pressure - 1996 GMC Sonoma | Owner's Manual - Page 207
you can still steer. Gently brake to a stop -- well off the road if possible. This vehicle has a clutched engine cooling fan. When the clutch is engaged, the fan spins fasterto provide more air to cool the engine. In most every day driving conditions the clutch is not engaged. This improves fuel - 1996 GMC Sonoma | Owner's Manual - Page 208
level place. Turn.on your hazard warning flashers. I 4. Turn off the engine. 5. Put the wheel blocks at the front and away from the rear of moving: 1. Set the parking brake firmly. 2. Put an automatic transmission shift lever inPARK (P) or shift a manual (1) transmission to FIRST or REVERSE (R). - 1996 GMC Sonoma | Owner's Manual - Page 209
tirefrodto a stowage is position under the vehicle while the vehicle supported by a jack. Always tighten the tire fully against the underside of the vehicle when restowing. This is the jack cover for the extended cab. The cover for the regular cab is similar. To remove it, turn the plastic wing nut - 1996 GMC Sonoma | Owner's Manual - Page 210
I NOTICE: To help avoid vehicledamage, do not drive the vehicle before the cableis restored. Put the spare tire near the flat tire. I t.c L A Be sure the chisel end of the wheel wrench connects into the hoist shaft. Turn the wheel wrench counterclockwise to lower the spare tire. Keep turning the - 1996 GMC Sonoma | Owner's Manual - Page 211
If your jack storage coveris equipped with a hub cap removal tool, position the hub cap removal tool in the notch and pull straight away from the wheel to avoid potential damage to the hub cap and wheel paint or surface. Remove the hub cap. If you have an aluminum or plastic molded hub cap, pry it - 1996 GMC Sonoma | Owner's Manual - Page 212
the flat tire. ? I . Using the wheel wrench, loosen all the wheel nuts. Don't remove them yet. 2. Turn the jack handle clockwise slightly to raise the lift head. .A. Front Frame Hole B. Rear Frame Hole (ZR2) C. Spring Hanger Hole (Standard Pickups) 5-26 - - 1996 GMC Sonoma | Owner's Manual - Page 213
vehicle with the jack improperly positioned will damage the vehicle or may allow the vehicle to fall off the ,jack. Be sure tofit the jack lift head into the proper location before raising your vehicle. 4. Raise the vehicle by turning the jack handle clockwise. Raise the vehicle far enough off the - 1996 GMC Sonoma | Owner's Manual - Page 214
spare on the wheel mounting surface. 8. Put the nuts on by : Rust or dirton 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 be turned by hand, use the wheel wrench and see your dealer as soon as possible. 5-28 - 1996 GMC Sonoma | Owner's Manual - Page 215
correctwheel nuts. If you have to replace them, be sure to get new original GM equipment wheel nuts. Stop somewhere as soon you can and have as the nuts Improperly tightened wheel nuts can lead to brake pulsation and rotor damage. avoid To expensive brake repairs,evenly tighten thewheel nuts in the - 1996 GMC Sonoma | Owner's Manual - Page 216
the properplace. I NOTICE: Don't use the existinghoist to storea tire with an wheel. aluminum wheel or it could damage the Secure the tire the pickup bed. in A. Wheel Wrench \-F B. C. D. E. Hoist Assembly Retainer Spring Tire E Valve Stem (Pointed Down) G. Lower H. Raise 5-30 - 1996 GMC Sonoma | Owner's Manual - Page 217
wheel blocks to the proper location behind the seat. Secure the items. 2. Pull the retainer a-n angle, through the hole in the rear bumper and into the hoist shaft. Turn the wheel Location (ZR2) F. Wheel Blocks B. Bracket C. Jacking Instructions (Roll and place tag behind the bracket after the - 1996 GMC Sonoma | Owner's Manual - Page 218
again. A. Hub Cap Removal Tool (Some Models) C. Cover (Standard Cab) B. Cover (Extended Cab) D. Hub Cap Removal Tool (Some Models) E. Bolt I NOTICE: When the compact spare installed, don't take is your vehicle through an automatic wash with car guide rails. The compact spare can get caught on - 1996 GMC Sonoma | Owner's Manual - Page 219
on your compact spare. , I can overheat. That could cause an engine compartment fire or other damage. When you're stuck, spin thewheels as parts your of vehicle as well as the tires.If you spin the wheels too fastwhile shifting your transmission back and forth,you can destroy your transmission - 1996 GMC Sonoma | Owner's Manual - Page 220
forth between REVERSE (R) and a forward gear (or with a manual transmission,'between FIRST. (1) or SECOND (2) and REVERSE(R)), spinning the wheels . Release the accelerator pedal while you shift, and press lightly on the accelerator pedal when the transmission is in gear. If that doesn't get you out - 1996 GMC Sonoma | Owner's Manual - Page 221
A CAUTION: The recovery hooks, when used, are underlot of a force. Always pull the vehicle straight out. Never pull on the hooks a sideways angle. The hooks at could breakoff and you or others could be injured from the chain or cable snapping back. NOTICE: Never use the recovery hooks to the - 1996 GMC Sonoma | Owner's Manual - Page 222
NOTES 5-36 - 1996 GMC Sonoma | Owner's Manual - Page 223
find information about care of your the vehicle. This section begins with service and fuel information, and then it shows how to check important fluid and lubricant levels. There is also technical information about your vehicle, and a part devoted to its appearance care. We hope you'll want to keep - 1996 GMC Sonoma | Owner's Manual - Page 224
To order the proper service manual, 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-Equipped Vehicle" in the Index. You should keep a record with all parts receipts and list the mileage - 1996 GMC Sonoma | Owner's Manual - Page 225
/or your vehicle may fail a smog-check test. If this occurs, return to your authorized GM dealer fordiagnosis 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. In Canada, some - 1996 GMC Sonoma | Owner's Manual - Page 226
air, all gasolines are now required to contain additives that will help prevent deposits from forming in your engine of improper fuel wouldn't be'covered by your warranty. To check on fuel aviilability, an auto club, or ask contact a major parts in your fuel system and damage also plastic and - 1996 GMC Sonoma | Owner's Manual - Page 227
Filling Your Tank The fuel cap is behind a hinged door on the driver's side of your vehicle. While refueling, hang the cap inside the fuel door. To take off the cap, turn it slowly to the left (counterclockwise). Gasoline vapor is highly flammable. It burns violently, and that can cause wry bad - 1996 GMC Sonoma | Owner's Manual - Page 228
for any "hiss"noise to stop.Then unscrew the cap all the way. Be careful not to spill gasoline. Clean gasoline from painted surfaces as soon as possible. See "Cleaning the Outside of Your Vehicle" in the Index. When you put the cap back on, turn it to the right until - 1996 GMC Sonoma | Owner's Manual - Page 229
the slot in the hood. You may have a lamp that comes on when you lift the hood. .- Things that burncan get on hot engine parts and start a fire. These include liquids like gasoline, oil, coolant, brake fluid, windshield washer and other fluids, and plasticor rubber. You or others could be burned - 1996 GMC Sonoma | Owner's Manual - Page 230
When you lift the hood, you'll see these items on the 2.2L engine: A. Coolant Recovery Tank E. Battery E Power Steering Reservoir G. Air Cleaner B. Engine Oil Fill Cap and Dipstick C. Brake Master Cylinder D. Hydraulic Clutch Reservoir H. Windshield Washer Fluid 6-8 - 1996 GMC Sonoma | Owner's Manual - Page 231
When you lift the hood. you'll see these items on the 4.3L engine: - A. Engine Oil Fill B. Brake Master Cylinder E. Power Steering Reservoir F. Battery G. Air Cleaner C. Coolant Recovery Tank D. Engine Oil Dipstick H. Windshield Washer Fluid 0-Y - 1996 GMC Sonoma | Owner's Manual - Page 232
, be sure all the filler caps are on properly. Then lift the hood to relieve pressure on the hood prop. Remove the into the oil pan. If you don't, the oil dipstick might not show the actual level. Checking Engine Oil Pull out the dipstick and clean itwith a paper towel or cloth, then push it back - 1996 GMC Sonoma | Owner's Manual - Page 233
gets above the shows the proper cross-hatched area that operating range, your engine could be damaged. Just fill it enough to put the level somewhere in oil is at or below the ADD line, then you'll need to add some oil. But you must use the right kind. This part explains what kindof oil to use. - 1996 GMC Sonoma | Owner's Manual - Page 234
Institute (API). Do not use any oil which does not carry this Starburst symbol.. RECOMMENDED SAE VISCOSITY GRADE ENGINE OILS ...~~...~ FOR BEST FUEL ECONOMY AND COLD STARTING, SELECT THE LOWEST SAE VISCOSITY GRADE OIL FOR THE EXPECTED TEMPERATURE RANGE. HOT WEATHER "( + 38 8 + Z1 7 t 16 - 1996 GMC Sonoma | Owner's Manual - Page 235
The vehicle is used for delivery service, police, taxi or other commercial application. 0 0 0 Engine Oil Additives Don't add anything to your oil. Your G M dealer is ready to advise if you think something should be added. Driving under these conditions causes engine oil to break down sooner. If - 1996 GMC Sonoma | Owner's Manual - Page 236
used oil, ask your dealer, a service station or a local recycling center for help. 4.3L Engine To remove this air cleaner, remove the wing nuts that hold the cover on. Remove the cover and lift out the air filter. Insert a new air filter. then replace the air cleaner cover. Tighten the wing nuts to - 1996 GMC Sonoma | Owner's Manual - Page 237
properly seated in the left hand valve cover and the clamps are securely fastened. Refer to the Maintenance Schedule to determine when to replace the air filter. See "Scheduled Maintenance Services" in the Index. ~ I NOTICE: If the air cleaner off, a backfire can cause a is damaging engine fire - 1996 GMC Sonoma | Owner's Manual - Page 238
Automatic Transmission Fluid When to Check and Change A good time to check your automatic transmission fluid level is when the engine oil is changed. If you do it yourself, be sure to follow all the instructions here, or you could get a false reading on the dipstick. I C E : Too much or too little - 1996 GMC Sonoma | Owner's Manual - Page 239
the engine running. 0 With the parking brake applied, place the shift lever in PARK (P). With your foot on the brake pedal, move the shift lever through each gear range, pausing for about three seconds in each range. Then, position the shift lever in PARK (P). 0 Checking Transmission Fluid Cold - 1996 GMC Sonoma | Owner's Manual - Page 240
Then, without shutting off the engine, follow these steps: 3. Check both sides of the dipstick, and read the lower level. The fluid level must be in the COLD area for a cold check or in the HOT area or cross-hatched area for a hot check. 4. If the fluid level is in the acceptable range, push the - 1996 GMC Sonoma | Owner's Manual - Page 241
fluid with that label is made especially for your automatic transmission. Damage caused by fluid other than DEXR0N'-I11 is not covered by your new vehicle wxranty. 0 Manual Transmission Fluid When to Check A good time to have it checked is when the engine oil is changed. However, the fluid in your - 1996 GMC Sonoma | Owner's Manual - Page 242
enough for you to rest your fingers on the transmission case. Then, follow these steps: 2. Check that the lubricant level is up to the bottom of the filler plug hole. 3. If the fluid level is good, install the plug and be sure it isfully seated. If the fluid level is low, add more - 1996 GMC Sonoma | Owner's Manual - Page 243
to change it. See "Scheduled Maintenance Services" in the Index. Refer to the Maintenance Schedule to determine how often you should check the fluid level in your clutch master cylinder reservoir and for the proper fluid. See "Owner Checks and Services" and "Recommended Fluids and Lubricants" in - 1996 GMC Sonoma | Owner's Manual - Page 244
Schedule to determine what kind of lubricant to use. See "Recommended Fluids and Lubricants" in the Index. Four-Wheel Drive Most lubricant checks in this section also apply to four-wheel-drive vehicles. However, they have two additional systems that need lubrication. Transfer Case When to - 1996 GMC Sonoma | Owner's Manual - Page 245
. See "Recommended Fluids and Lubricants" in the Index. Front Axle When to Check and Change Lubricant Refer to the Maintenance Schedule to determine how often to check the lubricant and when to change it. See "Scheduled Maintenance Services" in the Index. I f the level is below the bottom of the - 1996 GMC Sonoma | Owner's Manual - Page 246
to Check Lubricant If the differential is cold, add enough lubricant to raise the level to 1/2 inch (12 mm) below the filler plug hole. What to Use Refer to the Maintenance Schedule to determine what kind of lubricant to use. See "Recommended Fluids and Lubricants" in the Index. Engine Coolant - 1996 GMC Sonoma | Owner's Manual - Page 247
. Let the warning lights and gages work as they should. Use a mixture of one-half clear? ~vuter (preferably distilled) and one-half DEX-COOL (orange-colored, silicate-free) antifreeze that meets GM Specification 6277M, which won't damage aluminum parts. Use GM Engine Coolant Supplement (sealer - 1996 GMC Sonoma | Owner's Manual - Page 248
parts. If you have to add coolant more than four timesa year, have your dealer check your cooling system. Checking Coolant NOTICE: If you use the proper coolant, you don't have to add extra inhibitors or additives which claim to improve thesystem. These can be harmful. When your engine is cold - 1996 GMC Sonoma | Owner's Manual - Page 249
coolant recovery tank, will almost you never have to add coolant the radiator. at Never turn the radiator pressure cap even a little when the engine and radiator are hot. engine parts. Coolant contains ethylene glycol, and itwill burn if the engine parts are hot enough. Don't spill coolant on a hot - 1996 GMC Sonoma | Owner's Manual - Page 250
installed to prevent coolant loss and possible engine damage from overheating.Be sure the arrowson the cap line up with the overflow tube on the radiator filler neck. Thermostat Engine coolant temperature is controlled by a thermostat in the engine coolant system. The thermostat stops the tlow - 1996 GMC Sonoma | Owner's Manual - Page 251
How To Check Power Steering Fluid When the engine compartment is cool, unscrew the cap and wipe the dipstick with a clean rag. Replace the cap can cause leaks and damage hoses and seals. When to Check Power Steering Fluid It is not necessary to regularly check power steering fluid unless you - 1996 GMC Sonoma | Owner's Manual - Page 252
is full. 0 When using concentrated washer fluid, follow the manufacturer's instructions for adding water. Don't mix water with ready-to-use washer fluid fluid. Fill your washer fluid tank only 3/4 full when it's very cold. This allows for expansion, which could damage the tank if it is completely - 1996 GMC Sonoma | Owner's Manual - Page 253
Index. Your brake master cylinder reservoir is here. It is filled with DOT-3 brake fluid. There are only two reasons why the brake fluid level in the reservoir might go down. The first is that the brake fluid goes down to an acceptable level during normal brake lining wear. When new linings are put - 1996 GMC Sonoma | Owner's Manual - Page 254
What to Add When you do need brake fluid, use only DOT-3 brake fluid -- such as Delco Supreme I 1 (GM Part No. 1052535). Use new brake fluid from a sealed container only, and always clean the brake fluid reservoir cap before removing it. @ G You can check the brake fluid without taking off the cap - 1996 GMC Sonoma | Owner's Manual - Page 255
brake system parts. For example, just drops of mineral-based oil, such as engine oil, in your brake system can damage brake system parts so badly thatthey'll have to be replaced later your brakes won't work well. That could lead to an accident. When you hear the brakewear vehicle serviced. warning - 1996 GMC Sonoma | Owner's Manual - Page 256
puts in the wrong replacement brake parts. Brake Pedal Travel See your dealer if the brake pedal does not return to normal height, or if there is a rapid increase in pedal travel. This could be a sign of brake trouble. Battery Every new vehicle has a Delco Freedom@battery. You never have to - 1996 GMC Sonoma | Owner's Manual - Page 257
, negative (-) cable from the-battery.This will help keep your battery fromrunning down.. Halogen Bulbs A CAUTION of handling and disposing halogen bulbs. A CAUTION: Batteries have acid that can burn and gas you that Replacement Before you replace any bulbs, be sure that all the lamps are off and - 1996 GMC Sonoma | Owner's Manual - Page 258
Headlamps Sealed Beam Lamps 1. Remove the screws from the headlamp retainer. 2. Pull the headlamp out and remove the retainer. ... 3. Unplug and remove the headlamp. 4. Plug in the new headlamp and put it in place. 5. Put the retainer on the headlamp and install and tighten the screws. 6-36 - 1996 GMC Sonoma | Owner's Manual - Page 259
Composite Headlamps 1. Open the hood. 2. Remove the black protective caps from the removal pins at the top of the radiator support. Use a hex socket to unscrew the pins. 3. Pull the headlamp lens assembly out. (Some vehicles may have side-by-side bulbs.) 4. Unplug the electrical connector. 6-37 - 1996 GMC Sonoma | Owner's Manual - Page 260
is tight. 7. Plug in the electrical connector. I . Reach under the bumper and behind the parking/turn signal lamp assembly. 2. Push the tab o n If you have fog lamps, the fog lamp bracket must be removed before you can replace the front parking/turn signal lamps. 3. Holding the base of the bulb, p - 1996 GMC Sonoma | Owner's Manual - Page 261
Front Sidemarker Lamps 1. Remove the lens retaining screws. Center High-Mounted Stoplamp 2. Remove the sidemarker lensfrom the radiator grille. 3. Turn the bulb and socket one-quarter turn counterclockwise. 4. Remove the bulb and socket fromthe lens. r , -. c 5. Install the new bulb and - 1996 GMC Sonoma | Owner's Manual - Page 262
Taillamps 1 . Open the tailgate. 2. Remove the screws from the lamp assembly near the tailgate latch. 4. Install a new bulb. 5. Replace the lens. Install and tighten the screws. If equipment such as a cap or camperis installed on your vehicle, a center high-mounted stoplamp feed wire is - 1996 GMC Sonoma | Owner's Manual - Page 263
bottom of the lens. 2. Gently pry the screwdriver down in order t o lift out the lens. 3. Disconnect the ground wire. 4. Remove the lamp assembly from . 3. Pry out the bulb. 4. Press the new bulb into place. 6. Replace the assembly. Install and tighten the screws. 7. Connect the ground wire. 5 - 1996 GMC Sonoma | Owner's Manual - Page 264
See "Normal Maintenance Replacement Parts" in the Index for the proper type of replacement blade. I NOTICE: Use care when removing installing a blade or assembly. Accidental bumping can cause the arm to fall back and strike the windshield. 1. To remove the old wiper blades, lift the wiper arm - 1996 GMC Sonoma | Owner's Manual - Page 265
3. Remove the insert from the blade assembly. The insert has two notches at one end that are locked by bottom claws of the blade assembly. At the notched end, pull the insert from the blade assembly. 5 . Be sure that the notches are locked by the bottom claws. Make sure that all other claws are - 1996 GMC Sonoma | Owner's Manual - Page 266
checked when your tires are cold. Overinflated tires are morelikely to be cut, punctured or broken a sudden by impact such aswhen you hit a pothole. Keep tiresat the recommended pressure. Worn, old tires can cause accidents.If your tread is badly worn, or if your tires have been damaged, replace - 1996 GMC Sonoma | Owner's Manual - Page 267
. "Cold" means your vehicle has been sitting for at least three hours or driven no more than a mile. NOTICE: (Continued) If your tires have too much air (overinflation), you can get the following: Unusual wear 0 Bad handling 0 Rough ride 0 Needless damage from road hazards. When to Check Check your - 1996 GMC Sonoma | Owner's Manual - Page 268
of unusual wear. If unusual wear is present, rotate your tires as soon as possible and check wheel alignment. Also check for damaged tires or wheels. See "When It's Time for New Tires" and "Wheel Replacement" later in this section for more information. I I Q I r- I The purpose of regular rotation - 1996 GMC Sonoma | Owner's Manual - Page 269
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 inch (1.6 mm) or less of tread remaining. Rust or dirt on wheel, or on the parts which a to it is fastened, can make wheel nuts become loose - 1996 GMC Sonoma | Owner's Manual - Page 270
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 be followed by an "MS" (for mud and snow). If you ever replace your tires with those not having a TPC Spec number, make sure they are - 1996 GMC Sonoma | Owner's Manual - Page 271
-production tires. While the tires available on General Motors passenger cars and light trucks may vary with respect to these grades, they must also conform actual conditions of their use, however. and may depart significantly from the norm due t o variations in driving habits, service practices and - 1996 GMC Sonoma | Owner's Manual - Page 272
that is bent, cracked, orbadly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts and wheel nuts should be replaced. If the wheel leaks air, replace it (except some aluminum wheels, which can sometimes be repaired). See your GM dealer if any of these conditions exist. 6-50 - 1996 GMC Sonoma | Owner's Manual - Page 273
nuts for your model. NOTICE: The wrong wheel can also cause problems with bearing life, brake cooling, speedometer/odometer calibration, headlamp aim, bumper height, vehicle ground clearance and tire or tire chain clearance to the body and chassis. See "Changing a Flat Tire" in the Index for more - 1996 GMC Sonoma | Owner's Manual - Page 274
can burst into flame if you strike a match 01- get them on a hot part of the vehicle. Some are dangerous if you breatlle their fumes i n a closed space ends securely fastened. Drive slowly and follow the chain manufacturer's instructions.If you can hear the chains contacting your vehicle, stop and - 1996 GMC Sonoma | Owner's Manual - Page 275
this manual says panel or section.Mask surrounding trim along stitch or welt lines. a Mix Multi-Purpose Powdered Cleaner following the directions on towel Here are some cleaning tips: Always read the instructions on the cleaner label. Clean up stains as soon as you can -- before they set. Use a - 1996 GMC Sonoma | Owner's Manual - Page 276
little cleaner, light pressure and clean ring. Special Cleaning Problems Greasy or Oily instructions described earlier. Shoe polish, wax crayon, tar and asphalt will stain if left on a vehicle's seat fabric. They should be removed as soon clean your upholstery and carpet often to keep it looking - 1996 GMC Sonoma | Owner's Manual - Page 277
a GM VinyULeather Cleaner or equivalent product. If needed, clean lightly with solvent-type cleaner. Combination Stains Stains caused by candy, and even make it difficult to see through the windshield under certain conditions. Cleaning Vinyl Use warm water and a clean cloth. 0 Rub with - 1996 GMC Sonoma | Owner's Manual - Page 278
with GM Windshield Cleaner, Bon-Ami Powder@ (GM Part No. 1050011). The windshield is cleanif beads do not blade with water. Wiper blades should be checked on a regular basis and replaced when worn. 1 A CAUTION: Do not every six months. During very cold, damp weather more frequent application may be - 1996 GMC Sonoma | Owner's Manual - Page 279
paint finish. The clearcoat gives more depth and gloss to the colored basecoat. Always use waxes and polishes that are non-abrasive and made finish is to keep it clean by washing it often with lukewarm or cold water. Don't wash your vehicle in the direct rays of the sun as soon as possible. If 6-57 - 1996 GMC Sonoma | Owner's Manual - Page 280
new by keeping your vehicle garaged or covered whenever possible. The surface of these vehicle through an automatic car wash that Protecting Exterior Bright Metal Parts Bright metal parts should be cleaned regularly from all or painted surfaces on the body wheels of the or vehicle. Petroleum-based - 1996 GMC Sonoma | Owner's Manual - Page 281
, body conversions orequipment not made or sold by General Motors are not covered. Underbody Maintenance Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, accelerated corrosion (rust) can occuron the underbody parts such as fuel lines - 1996 GMC Sonoma | Owner's Manual - Page 282
AppearanceCare MB ,-- I Chart 6-60 - 1996 GMC Sonoma | Owner's Manual - Page 283
Identification The eighth character in your VIN is the engine code. This code will help you identify your engine, specifications, and replacement parts. I I 1 SAMPLE4UXTM072675 E N G I N E A G CODE MODEL YEAR f 1 Ia I Service Parts Identification Label You'll find this label on the inside - 1996 GMC Sonoma | Owner's Manual - Page 284
to your vehicle, see "Servicing Your Air Bag-Equipped Vehicle" in the Index. The headlamp wiring is protected by an internal circuit breaker. An electrical overload will cause the lamps to go on and off, or in some cases to remain off.If this happens, have your headlamp wiring checked right away - 1996 GMC Sonoma | Owner's Manual - Page 285
panel. Look at the silver-colored band inside the fuse. If the band is broken or melted, replace the fuse. Be sure you replace a bad fuse with a new fuse, if it is the correct amperage. Replace it as soon as you can. Remove the cover by turning the fastener counterclockwise. Extra fuses and the fuse - 1996 GMC Sonoma | Owner's Manual - Page 286
PWR ACCY FuseKircuit Usage Breaker A Power Door Locks, Power Seat, Power Seat Lumbar, Remote Keyless Entry ,B Power Windows 1 Stoplamp, Hazard Lamp, Ashtray Lamp, Door Switch Lamp 4 Alternator Field, A/C Compressor Relay, Cluster Chime Module, DRL Relay Coil, Four-Wheel-Drive Indicator Lamp, DRL - 1996 GMC Sonoma | Owner's Manual - Page 287
7 Line Diagnostic Link Not Used 8 PCMNCM Battery, ABS Battery, Fuel 9 Pump (LN2) PCMNCM Ignition, Injectors, Crank 10 Sensor, Coil Driver Module Radio, Inside Rearview Mirror 11 Map Lamp DRAC, Anti-Lock Braking System, 12 VCM IGN-3 Clock, Radio,Battery, CD Player 13 A/C Compressor Battery Feed - 1996 GMC Sonoma | Owner's Manual - Page 288
Replacement Bulbs Lamps Sealed Beam Halogen Headlamps Composite Low-Beam Halogen 2 Number I94 3 157NA 2 2 2 577 93 74 9005 HB3 3057 Capacities and Specifications Engine Type VTN Code Firing Order Horsepower (T Series) Horsepower (S Series) Thermostat Specification Spark Plug Gap 2.2L L4 - 1996 GMC Sonoma | Owner's Manual - Page 289
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 Thermostat Oil Filter Air Cleaner Filter PCV Valve Automatic Transmission Filter Kit Spark Plugs Fuel - 1996 GMC Sonoma | Owner's Manual - Page 290
the same. If the air conditioning system in your vehicle needs refrigerant, be sure the proper refrigerant is used. If you're not sure, ask your GM dealer. 4.3L Automatic Transmission Capacity* WPe Quantity (Drain and Refill) 4L60E 5.0 quarts (4.7 L) *After refill, the level must be checked. 6-68 - 1996 GMC Sonoma | Owner's Manual - Page 291
Vehicle Dimensions* Wheelbase S/"10603 ...108.3 inches (275.1 cm) S/T10803 ...117.9 inches (299.5 cm) S/T10653 ...122.9 inches (312.2 cm) Length Front Tread S Series 0.0 Wheel Offset ...54.5 inches (138.4 cm) -6.4 Wheel Offset ...55.0 inches (139.6 cm) T Series IS-inch Tires ...57.3 inches ( 145 - 1996 GMC Sonoma | Owner's Manual - Page 292
NOTES 6-70 - 1996 GMC Sonoma | Owner's Manual - Page 293
section covers the maintenance required for your vehicle. Your vehicle needs these services to retain its safety, dependability and emission control performance. I Introduction Your Vehicle and the Environment Proper vehicle maintenance not only helps to keep your vehicle in good working condition - 1996 GMC Sonoma | Owner's Manual - Page 294
let your dealer's service department or another qualified service center do these jobs. "Part B: Owner Checks andServices" tells you what should be checked whenever you stop for fuel. It also explains what you can easily do to help keep your vehicle in good condition. "Part C: Periodic Maintenance - 1996 GMC Sonoma | Owner's Manual - Page 295
need more frequent checks and replacements than you'll find in the schedules in this section. So please read this section and note how you drive. If you have any questions on how to keep your vehicle in good condition, see your GM dealer. This part tells you the maintenance services you should have - 1996 GMC Sonoma | Owner's Manual - Page 296
000 Miles (50 000 km): Air Cleaner Filter Replacement. Fuel Filter Replacement. Every 50,000 Miles(83 000 km): Automatic Transmission Service (severe conditions only). Every 60,000 Miles(100 000 km): Engine Accessory Tank, Drive Belt Inspection. Fuel Cap and Lines Inspection. Every 100,000 Miles(166 - 1996 GMC Sonoma | Owner's Manual - Page 297
Filter Replacement. Front Wheel Bearing Repack (2WD only) (or at each brake relining, whichever occurs first). Every 50,000 Miles (83 000 km): Automatic Transmission Service (severe conditions only). Every 60,000 Miles (100 000 km): Engine Accessory Drive Belt Inspection. Fuel Tank, Cap and Lines - 1996 GMC Sonoma | Owner's Manual - Page 298
100,000 miles (166 000 km) should be performed after IO0,OOO miles (166 000 km) at the same intervals. Drive axle service: engine oil change. At subsequent oil changes, check fluid level and add fluid as needed. If driving in dusty areas or towing a trailer, drain fluid and refill every 15,000 - 1996 GMC Sonoma | Owner's Manual - Page 299
0Change engine oil and filter (or every 3 months, whichever occurs first). A I IElnissiou Control Service. 0Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch - 1996 GMC Sonoma | Owner's Manual - Page 300
case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle - 1996 GMC Sonoma | Owner's Manual - Page 301
parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 0Inspect air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. A I IEmissio??Corn-01 Servic - 1996 GMC Sonoma | Owner's Manual - Page 302
case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (orevery 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle - 1996 GMC Sonoma | Owner's Manual - Page 303
case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedalsprings at every oil c.hange (or.every 3 months, whichever occurs first). 0Check readfront axle fluid level add and . fluid as needed. Check constant velocity joints and axle - 1996 GMC Sonoma | Owner's Manual - Page 304
engine oil and filter (or every 3 months, whichever occurs first). AIIEmission Co!ltrol Service. 0Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal - 1996 GMC Sonoma | Owner's Manual - Page 305
joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking.+''k 0Replace air cleaner filter. An Emission Control Service - 1996 GMC Sonoma | Owner's Manual - Page 306
guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (orevery 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking? DATE ACTUAL MILEAGE SERVICED - 1996 GMC Sonoma | Owner's Manual - Page 307
) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. Lubricate the front suspension,ball joints, steering linkageand transfer caseshift linkage, parking brake cable guides, propshaft splines,universal joints, brake pedal springs and clutch pedal - 1996 GMC Sonoma | Owner's Manual - Page 308
case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle - 1996 GMC Sonoma | Owner's Manual - Page 309
(or at each brake relining, whichever occurs first). 0Inspect air cleaner filter if you are driving in dusty conditions. Replacefilter if necessary. A11 Emisxion Cmtrol Ser-\ke.? 0Change engine oil and filter (or every 3 months, whichever occurs first). A H E~~~i.ssio~z Service. Control 0Lubricate - 1996 GMC Sonoma | Owner's Manual - Page 310
(83 000 km) 0Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic taxi, police or delivery service. these conditions,the fluid and filter do not require changing. Manual transmission fluid doesn't require change - 1996 GMC Sonoma | Owner's Manual - Page 311
,ball joints, steering linkageand transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). Check readfront axle fluid level and add fluid as needed - 1996 GMC Sonoma | Owner's Manual - Page 312
guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking? DATE ACTUAL MILEAGE SERVICED - 1996 GMC Sonoma | Owner's Manual - Page 313
bearings (or at each brake relining, whichever occurs first). 0Replace air cleaner filter. An Emission Corztrol Service. 0Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service.? I DATE I ACTUAL MILEAGE - 1996 GMC Sonoma | Owner's Manual - Page 314
transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (orevery 3 months, whichever occurs first). 0Check readfront axle fluidlevel and add fluid as needed. Check constant velocity joints and axle - 1996 GMC Sonoma | Owner's Manual - Page 315
guides, propshaft splines,universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constantvelocity joints and axle sealsfor leaking.** DATE ACTUAL MILEAGE SERVICED - 1996 GMC Sonoma | Owner's Manual - Page 316
needed. Check constant velocity joints and axle seals for leaking.** DATE SERVICED ACTUAL MILEAGE BY Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal - 1996 GMC Sonoma | Owner's Manual - Page 317
Schedule 78,000 Miles (130 000 km) 0Inspect air cleaner filter if you are driving in dusty conditions. Replacefilter if necessary. A n Emissiolz Corztrol Service. 0Check readfront axle fluidlevel and add fluid as needed. Check constantvelocity joints and axle seals for leaking? 0Change engineoil - 1996 GMC Sonoma | Owner's Manual - Page 318
000 km) Change engine oil and filter (or every 3 months, whichever occurs first). An Emissiorz Control Service. 78,000 Miles brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 17 Check - 1996 GMC Sonoma | Owner's Manual - Page 319
as needed. Check constant velocity joints and axle seals for leaking.** DATE ACTUAL MILEAGE SERVICED B Y 0Lubricate the front suspension,ball joints, steering linkageand transfer case shift linkage, parking brake cable guides, propshaft splines,universal joints, brake pedal springs and clutch pedal - 1996 GMC Sonoma | Owner's Manual - Page 320
cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking."'* 3- 0Replace air - 1996 GMC Sonoma | Owner's Manual - Page 321
as needed. Check constant velocity joints and axle seals for leaking.** DATE ACTUAL MILEAGE SERVICED BY 0Lubricate the front suspension,ball joints, steering linkageand transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal - 1996 GMC Sonoma | Owner's Manual - Page 322
guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 3 months, whichever occurs first). Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking? DATE ACTUAL MILEAGE SERVICED - 1996 GMC Sonoma | Owner's Manual - Page 323
trailer towing. - Uses such as found in taxi, police or delivery service. I If you do not use y o ~ vehicle ltnder crny o ~r f these conditions,tlze%fluid and.filter du not require changing. Manual transmission fluid doesn't require change. 0Inspect Positive CrankcaseVentilation (PCV) valve. An - 1996 GMC Sonoma | Owner's Manual - Page 324
life. We, however, urge that all recommended maintenance services be performed at the indicated intervals and the maintenance be recorded. 0 Locking Differential -- Drain fluid and refill at first engine oil change. At subsequent oil changes, check fluid level and add fluid as needed. If driving - 1996 GMC Sonoma | Owner's Manual - Page 325
whichever occurs first). An Emissiol? Control Service. 0Check readfront axle fluid level and add fluid as needed. Check constantvelocity joints and axle seals for caseshift linkage, parking brake cable guides, propshaft splines,universal joints, brake pedal springs and clutch pedal springs at - 1996 GMC Sonoma | Owner's Manual - Page 326
engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal - 1996 GMC Sonoma | Owner's Manual - Page 327
axle fluidlevel and add fluid as needed. Check constant velocity joints and axle seals for leaking Service. 0Lubricate the front suspension, ball joints, steering linkageand transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch - 1996 GMC Sonoma | Owner's Manual - Page 328
case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 12 months, whichever occurs first). 0Replace air cleaner filter. An Emission Control Service. DATE ACTUAL MILEAGE SERVICED B Y 7-36 - 1996 GMC Sonoma | Owner's Manual - Page 329
guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 12 months, whichever occurs first). Check readfront axle fluid level add and fluid as needed. Check constant velocity joints and axle seals for leaking.** ACTUAL MILEAGE SERVICED - 1996 GMC Sonoma | Owner's Manual - Page 330
(83 000 km) 0Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy city service. I f you do not use your vehicle under m y o f these conditions, tlze,fZuicl and-filter-do not require chnnging. Manual transmission fluid - 1996 GMC Sonoma | Owner's Manual - Page 331
engine oil and filter (or every 12 months, whichever occurs first). An Emission Confro1Ser??ics. 0Check readfront axle fluid level and add fluid as needed. Check case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every - 1996 GMC Sonoma | Owner's Manual - Page 332
axle fluid level and add fluid asneeded. Check constant velocity joints and axle seals forleaking.** 0Replace air cleaner filter. An Emission Control Service. 0Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control - 1996 GMC Sonoma | Owner's Manual - Page 333
transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every oil change (or every 12 months, whichever occurs first). axle fluidlevel and add fluid as needed. Check constant velocity joints and axle seals - 1996 GMC Sonoma | Owner's Manual - Page 334
engine oil and filter (or every 12 months, whichever occurs first). An Emi.ssior.2 Corltt-ol Service. 0Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch - 1996 GMC Sonoma | Owner's Manual - Page 335
Check engine oil and filter (or every 12 months, whichever occurs first). An E1nis.siolz Control Service. 0Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch - 1996 GMC Sonoma | Owner's Manual - Page 336
relining, whichever occurs first). Replace fuel filter. An Emission Control Service.? 0Lubricate the front suspension, ball joints, steering linkage and transfer caseshift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs and clutch pedal springs at every - 1996 GMC Sonoma | Owner's Manual - Page 337
and additional information. 0Drain, flush and refill cooling system (or every 60 months since last service, whichever occurs first). See "Engine Coolant" in the Index for what to use. Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test the cooling system and pressure cap - 1996 GMC Sonoma | Owner's Manual - Page 338
(Continued) c] Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy service. I f you do rzot L L S ~your vehicle m d e r any o f these conditiom, thecfluid d f i l t e r do n.ot m m p i r e changing. Manual transmission - 1996 GMC Sonoma | Owner's Manual - Page 339
they are the proper ones, as shown in Part D. Engine Coolant Level Check Check the engine coolantlevel and add the proper coolant mix if necessary. See "Engine Coolant" in the Index for furtherdetails. Windshield Washer Fluid Level Check Check the windshield washer fluid leire1 in the windshield - 1996 GMC Sonoma | Owner's Manual - Page 340
Once a Year Key Lock Cylinders Service Lubricate the key lock cylinders with the lubricant specified in Part D. Automatic Transmission Check Check the transmission tluid level; add if needed. See "Automatic Transmission" in the Index. A tluid loss may indicate a problem. Check the system and repair - 1996 GMC Sonoma | Owner's Manual - Page 341
. 3. On automatic transmission vehicles, try to start the engine in each gear. The starter should work only in PARK (P) or NEUTRAL (N). If the starter works in any other position, your vehicle needs service. On manual transmission vehicles, put the shift lever in NEUTRAL (N), push the clutch down - 1996 GMC Sonoma | Owner's Manual - Page 342
only in LOCK. Parking Brake and Automatic Transmission PARK (P) Mechanism Check When you are doing this check, your vehicle could brake, set the parking brake. To check the parking brake: With the engine running and transmission in NEUTRAL (N), slowly remove foot pressure from the regular brake - 1996 GMC Sonoma | Owner's Manual - Page 343
of-position parts as well as open seams, holes, loose connections or other conditions which could causea heat build-up in the floor pan or could let exhaustfumes into the vehicle. See "Engine Exhaust" in the Index. Radiator and Heater Hose Inspection Inspect the hoses and have them replaced if they - 1996 GMC Sonoma | Owner's Manual - Page 344
, leaks, cracks, chafing, etc.Inspect disc brake pads for wear and rotors for surface condition. Also inspect drum brake linings for wear and cracks. Inspect other brake parts, including drums, wheel cylinders, calipers, parking brake, etc. Check parking brake adjustment. You may need to have your - 1996 GMC Sonoma | Owner's Manual - Page 345
TM TM Hydraulic Brake System ~ Delco Supreme I 1 Brake Fluid (GM Part No. 1052535 or equivalent DOT-3 brake fluid). @ Hydraulic Clutch Hydraulic Clutch Fluid (GM Part No. 12345347 or equivalent). System Power Steering System Manual Transmission Automatic Transmission Key Lock Cylinders GM Power - 1996 GMC Sonoma | Owner's Manual - Page 346
) or SAE SOW-90 GL-5 Gear Lubricant. Automatic Transmission Fluid. I USAGE Transfer Case Shift Lever, Propeller Shaft Slip Splines and Universal Joints Clutch, Pushrod to Clutch Fork Joint FLUIDLUBRICANT Chassis lubricant (GM Part No. 1052497 or equivalent) or lubricant meeting requirements - 1996 GMC Sonoma | Owner's Manual - Page 347
). Gas Line De-Icer (GM Part No. 1051516). Multi-purpose lubricant, Superlube@ Tailgate Handle Pivot Points, (GM Part No. 12346241 Hinges, Latch or equivalent). Bolt and Linkage Weatherstrip Conditioning Dielectric Silicone Grease (GM Part No. 12345579 or equivalent). See "Replacement Parts" in - 1996 GMC Sonoma | Owner's Manual - Page 348
Part E: Maintenance Record After the scheduled services areperformed, record the date, odometer reading and who performed the service in the boxes provided after the maintenance interval. Any additional information from "Owner Checks and Services" or "Periodic Maintenance" can be added on the - 1996 GMC Sonoma | Owner's Manual - Page 349
Maintenance Record ODOMETER BY SERVICED READING DATE MAINTENANCE PERFORMED 7-57 - 1996 GMC Sonoma | Owner's Manual - Page 350
Maintenance Record - 1996 GMC Sonoma | Owner's Manual - Page 351
find out how to contact GMC Truck if you need assistance. Thissection also tells you how to obtain service publications and how to report Roadside Assistance Courtesy Transportation BBB Auto Line -- Alternative Dispute Resolution Program Reporting Safety Defects Service and Owner Publications 0 0 - 1996 GMC Sonoma | Owner's Manual - Page 352
the Sales, Service, or Parts Manager, contact the owner of the dealership or the General Manager. STEP TWO -- If after contacting a member of dealership management, it appears your concern cannot be resolved by the dealership without further help, contact the GMC Truck Consumer Relations Manager by - 1996 GMC Sonoma | Owner's Manual - Page 353
panel and visible through the windshield.) Dealership name and location Vehicle delivery date and present mileage Nature of concern When contacting GMC Truck, please remember that your concern will likely be resolved in the dealership, using the dealer's facilities, equipment and personnel. That - 1996 GMC Sonoma | Owner's Manual - Page 354
fuel for the customer to get to the nearest service station (up to $4.00) will be covered. Jump Start: No-start situations which require a battery jump start will be covered at no charge. Lock Out: Replacement keys or locksmith service will be covered at no charge if you are unable to gain entry - 1996 GMC Sonoma | Owner's Manual - Page 355
customers operating 1996 GMC light duty trucks for a period of 36 months or 36,000 miles. All services must be pre-arranged by GMC Truck Roadside . Location, license plate number and color of your GMC truck. Mileage of vehicle and description of problem. Roadside Assistance is available 24 hours - 1996 GMC Sonoma | Owner's Manual - Page 356
overnight warranty repair up to five day maximum. The GMC Truck Commitment Plus Program offers courtesy transportation for customers when obtaining warranty service. The Courtesy Transportation Program is available to retail purchasers of Commitment Plus eligible 1996 GMC light duty trucks. 8-6 - 1996 GMC Sonoma | Owner's Manual - Page 357
part of the Bumper To Bumper Limited Wdrranty. GMC Truck reserves the right to make any changes or discontinue the Courtesy Transportation Program at any time without notification. For additional program details contact your GMC GM Participation inBBB AUTO LINE Alternative Dispute Resolution Program* - 1996 GMC Sonoma | Owner's Manual - Page 358
Customer Satisfaction Procedure before you resort to AUTO LINE, but you may contact the BBB at serving as an intermediary between you and GMC Truck. If this mediation is unsuccessful, . However, NHTSA cannot become involved in individual problems between you, your dealer or General Motors. To - 1996 GMC Sonoma | Owner's Manual - Page 359
: GMC Truck Consumer Relations 3 1 E. Judson Street 1607-04 Pontiac, MI 48342-2230 In Canada, please call us at 1-800-263-3777 (English) or 1-800-263-7854 (French). Or, write: General Motors of Canada Limited Customer Assistance Center 1908 Colonel Sam Drive Oshawa, Ontario LlH 8P7 Service manuals - 1996 GMC Sonoma | Owner's Manual - Page 360
advise of new or unexpected conditions, and others may help avoid future costly repairs. Service bulletins are meant for qualified technicians. In some cases bulletins refer to service manuals, specialized tools, equipment and safety procedures necessary to service the vehicle. Since these bulletins - 1996 GMC Sonoma | Owner's Manual - Page 361
Systems ...Automatic Overdrive ...2-16 Automatic Transmission Check ...7-48 Fluid ...6- 16.6-68 Park Mechanism Check ...7-50 Shifting ...2-14 Axle Front ...6-23 Rear ...2-19. 6-21 6-34 Battery ...ChargeLight ...2-54 Jump Starting ...5-2 Replacement. Keyless Entry ...2-5 Warnings ...5-2 BBB Auto Line - 1996 GMC Sonoma | Owner's Manual - Page 362
- 1996 GMC Sonoma | Owner's Manual - Page 363
. Automatic Transmission ...2- 16 Driver Position ...1 12 Driving ...4-1 City ...4-32 Defensive ...4-1 Drunken ...4-2 Foreign Countries ...6-4 Freeway ...4-33 Guidelines ...4- 13 Hill and Mountain Roads ...4-35 InaBlizzard ...4-39 Night ...4-28 . Off-Road ...4-13 OnCurves ...4-8 Rainy Conditions - 1996 GMC Sonoma | Owner's Manual - Page 364
38 Exterior Metal Parts. Protecting ...6-58 F a b r i c Cleaning ...6-53 Fifth Gear. Manual Transmission ...2- I8 Filling Your Tank ...6-5 Fi 1ter Air ...6-14. 6-67 Remote Oil ...6- 14 Finish Care ...6-57 FinishDamage ...6-59 First Gear Automatic Transmission ...2- I7 Manual Transmission ...2- 18 - 1996 GMC Sonoma | Owner's Manual - Page 365
Replacement ...6-36 Highkow Beamchanger ...2-35 Wiring ...6-62 Headlamps On Reminder ...2-40 Hearing Impaired. Customer Assistance ...8-3 HeaterControls ...3-1 Heater/Air Conditioning Cylinders Service ...Key Release Button ...Keys ...Labels Certificatioflire ...Fuse ...Safety Belt ...Service Parts - 1996 GMC Sonoma | Owner's Manual - Page 366
...2-27 Lighter ...2-46 Lights Air Bag Readiness ...1-20. 2-54 Anti-Lock Brake System Warning ...2-56. 4-6 Brake SystemWarning ...2-55 ChargingSystem ...2-54 CheckGages ...2-62 Daytime Running Lamps Indicator ...2-61 Safety Belt Reminder ...1-7. 2-53' Service Engine Soon ...2-57 Shift ...2-61 - 1996 GMC Sonoma | Owner's Manual - Page 367
Replacement Parts ... 2-16 2- 18 2-8 4-28 6-67 2-52 Odometer ...Off-Road Driving ...4- 13 Off-Road Recovery ...4- 10 Oil. Engine ...6-10 Ordering Service and Owner Publications ...8-9 Outside Mirror Manual Adjust ...2-43 Power Remote Control ...2-43 Convex ...2-44 Overdrive. Automatic Transmission - 1996 GMC Sonoma | Owner's Manual - Page 368
Reclining Front ...1-3 Seats and Restraint Systems ...1- 1 Secund Gear Automatic Transmission ...2-16 Manual Transmission ...2-18 Service and Appearance Care ...6-1 Service Engine Soon Light ...2-57 Service Parts Identification Label ...6-61 Service Publications ...8-9 Service Work. Doing Your - 1996 GMC Sonoma | Owner's Manual - Page 369
...6-54 Starter Switch Check ...7-49 Starting Your Engine ...2- 10 Stearn ...5-11 Steering ...4-8 Column Lock Check ...7-50 In Emergencies Bulb Replacement ...6-40 TapePlayerCare ...3-18 Theft ...2-7 Theft-Deterrent Feature. CD Player ...3- 14 Thermostat ...6-28 Third Gear. Manual Transmission ...2- - 1996 GMC Sonoma | Owner's Manual - Page 370
23 Electronic ...Manual ...2-20 Transmission Fluid Automatic ...6- 16, 6-68 Manual ...6-19 Transmitters Replacement ...Windows ...2-31 Express-Down ...2-32 Sliding Rear ...2-33 Swing-Out ...2-32 Windshield Washer ...2-36 Fluid ...6-29 FluidLevel Check ...7-47 WindshieldWiper ...2-35 Blade Replacement - 1996 GMC Sonoma | Owner's Manual - Page 371
- 1996 GMC Sonoma | Owner's Manual - Page 372