2004 GMC Sonoma Owner's Manual
2004 GMC Sonoma Manual
2004 GMC Sonoma manual content summary:
- 2004 GMC Sonoma | Owner's Manual - Page 1
2004 GMC Sonoma Owner Manual Seats and Restraint Systems ...1-1 Front Seats ...1-2 Rear Seats ...1-7 Safety Belts ...1-8 Child Restraints ...1-27 Air Bag System ...1-46 Restraint System Check ...1-53 Features and Controls ...2-1 Keys ...2-2 Doors and Locks ...2-7 Windows ...2-12 Theft-Deterrent - 2004 GMC Sonoma | Owner's Manual - Page 2
GMC Emblem and the name SONOMA are registered trademarks of General Motors Corporation. This manual includes the latest information at the time it was printed. We reserve the right to make changes after that time without further notice. For vehicles first sold in Canada, substitute the name "General - 2004 GMC Sonoma | Owner's Manual - Page 3
Safety Warnings and Symbols You will find a number of safety cautions in this book. We use a box and the word CAUTION to tell you about things that could hurt you if you were to ignore the warning. You will also find a circle with a slash through it in this book. This safety symbol means "Don't," " - 2004 GMC Sonoma | Owner's Manual - Page 4
read other manuals, you might see CAUTION and NOTICE warnings in different colors or in Systems in Section 1 Features and Controls in Section 2 Instrument Panel Overview in Section 3 Climate Controls in Section 3 Warning Lights, Gages and Indicators in Section 3 Audio System(s) in Section 3 Engine - 2004 GMC Sonoma | Owner's Manual - Page 5
These are some examples of symbols you may find on your vehicle: v - 2004 GMC Sonoma | Owner's Manual - Page 6
Model Reference This manual covers this model: Crew Cab® vi - 2004 GMC Sonoma | Owner's Manual - Page 7
Inflates? ...1-50 Servicing Your Air Bag-Equipped Vehicle ...1-52 Adding Equipment to Your Air Bag-Equipped Vehicle ...1-53 Restraint System Check ...1-53 Checking Your Restraint Systems ...1-53 Replacing Restraint System Parts After a Crash ...1-54 Front Seats ...1-2 Manual Seats ...1-2 Power Seats - 2004 GMC Sonoma | Owner's Manual - Page 8
movement could startle and confuse you, or make you push a pedal when you don't want to. Adjust the driver's seat only when the vehicle is not moving. Move the lever located under the front of a manual seat up to unlock it. Slide the seat to where you want it and release the lever. Try - 2004 GMC Sonoma | Owner's Manual - Page 9
Power Seats If your vehicle has this feature, there will be a control on the outboard side of the front seat(s). Horizontal Control: Raise or lower the front of the seat by raising or lowering the forward edge of the control. Raise or lower the rear of the seat by raising or lowering - 2004 GMC Sonoma | Owner's Manual - Page 10
side of the front seats. Press and hold the front of the control until you have the desired lumbar support. To decrease lumbar support, press and hold the rear of the control. This feature will heat the lower cushion and lower back of the driver's and front passenger's seats. Press the lower part - 2004 GMC Sonoma | Owner's Manual - Page 11
Reclining Seatbacks To adjust a manual seatback, lift the lever on the outboard side of the seat. Release the lever to lock the seatback where you want it. To return the seat to an upright position, pull up on - 2004 GMC Sonoma | Owner's Manual - Page 12
't be against your body. Instead, it will be in front of you. In a crash you could go into it, receiving neck or other injuries. The lap belt can't do its job either. In a crash the belt could go up over your abdomen. The belt forces would be there, not at your pelvic bones. This - 2004 GMC Sonoma | Owner's Manual - Page 13
seatback forward, lift up on the lever located at the base of the seatback on the driver's or passenger's side and then push the seatback forward. To person wearing the belt could be seriously injured. After raising the rear seatback, always check to be sure that the safety belts are properly - 2004 GMC Sonoma | Owner's Manual - Page 14
: They Are for Everyone This 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. {CAUTION: It is extremely dangerous to ride in a cargo area, inside or outside of a vehicle. In a collision, people riding in these areas - 2004 GMC Sonoma | Owner's Manual - Page 15
on as a reminder to buckle up. See Safety Belt Reminder Light on page 3-24. Why Safety Belts Work When you ride in or on anything, you go as fast as it goes. In most states and in all Canadian provinces, the law says to wear safety belts. Here's why: They work. You never know - 2004 GMC Sonoma | Owner's Manual - Page 16
Put someone on it. Get it up to speed. Then stop the vehicle. The rider doesn't stop. 1-10 - 2004 GMC Sonoma | Owner's Manual - Page 17
The person keeps going until stopped by something. In a real vehicle, it could be the windshield... or the instrument panel... 1-11 - 2004 GMC Sonoma | Owner's Manual - Page 18
not instead of them. Every air bag system ever offered for sale has required the use of safety belts. Even if you're in a vehicle that has air bags, you still have to buckle up to get the most protection. That's true not only in frontal collisions, but especially in side and other collisions. 1-12 - 2004 GMC Sonoma | Owner's Manual - Page 19
Q: If I'm a good driver, and I never drive far from home, why should I wear safety belts? How to Wear Safety Belts Properly This part is only for people of adult size. Be aware that there are special things to know about safety belts and children. And there are different rules for smaller children - 2004 GMC Sonoma | Owner's Manual - Page 20
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 so you can sit up straight. To see how, see "Seats" in the Index. 3. Pick up the latch plate and pull the belt - 2004 GMC Sonoma | Owner's Manual - Page 21
would apply force at your abdomen. This could cause serious or even fatal injuries. The shoulder belt should go over the shoulder and across the chest. These parts of the body are best able to take belt restraining forces. The safety belt locks if there's a sudden stop or crash, or if you pull the - 2004 GMC Sonoma | Owner's Manual - Page 22
's wrong with this? {CAUTION: You can be seriously hurt if your shoulder belt is too loose. In a crash, you would move forward too much, which could increase injury. The shoulder belt should fit against your body. A: The shoulder belt is too loose. It won't give nearly as much protection this way - 2004 GMC Sonoma | Owner's Manual - Page 23
is buckled in the wrong place like this. In a crash, the belt would go up over your abdomen. The belt forces would be there, not at the pelvic bones. This could cause serious internal injuries. Always buckle your belt into the buckle nearest you. A: The belt is buckled in the wrong place. 1-17 - 2004 GMC Sonoma | Owner's Manual - Page 24
your arm. In a crash, your body would move too far forward, which would increase the chance of head and neck injury. Also, the belt would apply too much force to the ribs, which aren't as strong as shoulder bones. You could also severely injure internal organs like your liver - 2004 GMC Sonoma | Owner's Manual - Page 25
wrong with this? {CAUTION: You can be seriously injured by a twisted belt. In a crash, you wouldn't have the full width of the belt to spread impact forces. If a belt is twisted, make it straight so it can work properly, or ask your dealer to fix it. A: The belt is twisted across the body. 1-19 - 2004 GMC Sonoma | Owner's Manual - Page 26
go back out of the way. Before you close the door, be sure the belt is out of the way. If you slam the door on it, you can damage both the belt and your vehicle. A pregnant woman should wear a lap-shoulder belt, and the lap portion should be worn as low as possible, below - 2004 GMC Sonoma | Owner's Manual - Page 27
To learn how to wear the right front passenger's safety belt properly, see Driver Position on page 1-14. The right front passenger's safety belt works the same way as the driver's safety belt - except for one thing. If you ever pull the shoulder portion of the belt out all the way, you will engage - 2004 GMC Sonoma | Owner's Manual - Page 28
, pull its free end as shown until the belt is snug. Buckle, position and release it the same way as the lap part of a lap-shoulder belt. If the belt is not long enough, see Safety Belt Extender on page 1-26. Make sure the release button on the buckle is positioned so you would be able - 2004 GMC Sonoma | Owner's Manual - Page 29
buckle up! Accident statistics show that unbelted people in the rear seat are hurt more often in crashes than those who are wearing safety belts. Rear passengers who aren't safety belted can be thrown out of the vehicle in a crash. And they can strike others in the vehicle who are wearing safety - 2004 GMC Sonoma | Owner's Manual - Page 30
long enough, see Safety Belt Extender on page 1-26. Make sure the release button on the buckle is positioned so you would be able to unbuckle the safety belt quickly if you ever had to. 3. To make the lap part tight, pull down on the buckle end of the belt as you pull up on - 2004 GMC Sonoma | Owner's Manual - Page 31
too loose. In a crash, you would move forward too much, which could increase injury. The shoulder belt should fit against your body. The lap part of the belt should be worn low and snug on the hips, just touching the thighs. In a crash, this applies force to the strong pelvic bones. And you'd - 2004 GMC Sonoma | Owner's Manual - Page 32
's free. When you go in to order it, take the heaviest coat you will wear, so the extender will be long enough for you. The extender will be just for you, and just for the seat in your vehicle that you choose. Don't let someone else use it, and use it - 2004 GMC Sonoma | Owner's Manual - Page 33
who are buckled up, or can be thrown out of the vehicle. Older children need to use safety belts properly. Older children who have outgrown booster seats should wear the vehicle's safety belts. If you have a choice, a child should sit next to a window so that the child can wear a lap-shoulder - 2004 GMC Sonoma | Owner's Manual - Page 34
at a time. Q: What if a child is wearing a lap-shoulder belt, but the child is so small that the shoulder belt is very close to the child's face or neck? A: Move the child toward the center of the vehicle, but be sure that the shoulder belt still is on the child's shoulder, so that in - 2004 GMC Sonoma | Owner's Manual - Page 35
: Never do this. Here a child is sitting in a seat that has a lap-shoulder belt, but the shoulder part is behind the child. If the child wears the belt in this way, in a crash the child might slide under the belt. The belt's force would then be applied right on the child's abdomen. That could cause - 2004 GMC Sonoma | Owner's Manual - Page 36
young children ride in vehicles, they should have the protection provided by appropriate restraints. Young children should not use the vehicle's adult safety belts alone, unless there is no other choice. Instead, they need to use a child restraint. {CAUTION: People should never hold a baby in their - 2004 GMC Sonoma | Owner's Manual - Page 37
and older children, but not for young children and infants. Neither the vehicle's safety belt system nor its air bag system is designed for them. Young children and infants need the protection that a child restraint system can provide. Q: What are the different types of add-on child restraints - 2004 GMC Sonoma | Owner's Manual - Page 38
the restraint will have a label saying that it meets federal motor vehicle safety standards. The restraint manufacturer's instructions that come with the restraint state the weight and height limitations for a particular child restraint. In addition, there are many kinds of restraints available for - 2004 GMC Sonoma | Owner's Manual - Page 39
child on a continuous flat surface. Make sure that the infant's head rests toward the center of the vehicle. A rear-facing infant seat (B) provides restraint with the seating surface against the back of the infant. The harness system holds the infant in place and, in a crash, acts to keep the infant - 2004 GMC Sonoma | Owner's Manual - Page 40
as T-shaped or shelf-like shields. A booster seat (F-G) is a child restraint designed to improve the fit of the vehicle's safety belt system. Some booster seats have a shoulder belt positioner, and some high-back booster seats have a five-point harness. A booster seat can also help a child to see out - 2004 GMC Sonoma | Owner's Manual - Page 41
saying that it meets federal motor vehicle safety standards. Then follow the instructions for the restraint. You may find these instructions on the restraint itself or in a booklet, or both. These restraints use the belt system or the LATCH system in your vehicle, but the child also has to be secured - 2004 GMC Sonoma | Owner's Manual - Page 42
restraint in a rear outside seating position of a crew cab model, be sure to study the instructions that came with your child restraint to see if there is enough room to secure your seat properly. Do not secure a child restraint in the center rear seating position, because the restraints will not - 2004 GMC Sonoma | Owner's Manual - Page 43
in the vehicle's right front seat, the seat should be anchored. Be sure to read and follow the instructions for your child restraint. If yours requires that the top restraint manufacturer whether or not a kit is available. In Canada, the law requires that forward-facing child restraints have a top - 2004 GMC Sonoma | Owner's Manual - Page 44
point located on the same side of the vehicle as the seating position where the child restraint will be placed. Top Strap Anchor Location { as the child restraint manufacturer's instructions say. The anchor points for the rear seat child restraint positions are located on the back wall behind the - 2004 GMC Sonoma | Owner's Manual - Page 45
for Children (LATCH System) This system, designed to make installation of child restraints easier, does not use the vehicle's safety belts. Instead, it uses is equipped with the LATCH System. It is available in the second row outboard seating positions and in the front passenger position. 1-39 - 2004 GMC Sonoma | Owner's Manual - Page 46
a Child Restraint in the Right Front Seat Position" in the Index for information on how to secure a child restraint in your vehicle. In order to use the LATCH system in your vehicle, you need a child restraint designed for that system. To assist you in locating the anchors for this child restraint - 2004 GMC Sonoma | Owner's Manual - Page 47
if the child restraint has one. If your child restraint does not have the LATCH system, you will be using the lap-shoulder belt to secure the child restraint in this position. Be sure to follow the instructions that came with the child restraint. Secure the child in the child restraint when and - 2004 GMC Sonoma | Owner's Manual - Page 48
3. Buckle the belt. Make sure the release button is positioned so you would be able to unbuckle the safety belt quickly if you ever had to. 4. Pull the rest of the shoulder belt all the way out of the retractor to set the lock. 1-42 - 2004 GMC Sonoma | Owner's Manual - Page 49
a Child Restraint in a Center Seat Position 5. To tighten the belt, feed the shoulder belt back into the retractor while you helpful to use your knee to push down on the child restraint as you tighten the belt. 6. Push and pull the child restraint in different directions to be sure it is secure - 2004 GMC Sonoma | Owner's Manual - Page 50
child in the child restraint when and as the instructions say. 1. Because your vehicle has a right front passenger air bag, always move the seat as far back as it will go before securing a forward-facing child restraint in this seat. See Manual Seats on page 1-2 or Power Seats on page 1-3. 2. Put - 2004 GMC Sonoma | Owner's Manual - Page 51
the lap and shoulder portions of the vehicle's safety belt through or around the restraint. The child restraint instructions will show you how. 5. Pull the rest of the lap belt all the way out of the retractor to set the lock. 4. Buckle the belt. Make sure the release button is positioned so you - 2004 GMC Sonoma | Owner's Manual - Page 52
Air Bag System This part explains the air bag system. Your vehicle has air bags - one air bag for the driver and another air bag for the right front passenger. Frontal air bags are designed to help reduce the risk of injury from the force of an inflating air bag. But these air bags must inflate very - 2004 GMC Sonoma | Owner's Manual - Page 53
wear your safety belt, even with air bags. The driver should sit as far back as possible while still maintaining control of the vehicle. The system checks the air bag electrical system for malfunctions. The light tells you if there is an electrical problem. See Air Bag Readiness Light on page 3-25 - 2004 GMC Sonoma | Owner's Manual - Page 54
Where Are the Air Bags? The right front passenger's air bag is in the instrument panel on the passenger's side. The driver's air bag is in the middle of the steering wheel. 1-48 - 2004 GMC Sonoma | Owner's Manual - Page 55
. Don't put anything between an occupant and an air bag, and don't attach or put anything on the steering wheel hub or on or near any other air bag covering. higher. The air bag is not designed to inflate in rollovers, rear impacts, or in many side impacts because inflation would not help the - 2004 GMC Sonoma | Owner's Manual - Page 56
quickly that some people may not even realize the air bag inflated. Some components of the air bag module - the steering wheel hub for the driver's air bag, or the instrument panel for the right front passenger's bag - will be hot for a short time. The parts of the bag that come into contact with you - 2004 GMC Sonoma | Owner's Manual - Page 57
mean that an air bag system won't work properly. See your dealer for service. Notice: If you damage the covering for the driver's or the right front passenger's air bag, the bag may not work properly. You may have to replace the air bag module in the steering wheel or both the air bag module and the - 2004 GMC Sonoma | Owner's Manual - Page 58
serviced. There are parts of the air bag system in several places around your vehicle. You don't want the system to inflate while someone is working on your vehicle. Your dealer and the service manual have information about servicing your vehicle and the air bag system. To purchase a service manual - 2004 GMC Sonoma | Owner's Manual - Page 59
under impact forces. If a belt is torn or frayed, get a new one right away. Also look for any opened or broken air bag covers, and have them repaired or replaced. (The air bag system does not need regular maintenance.) Q: If I add a push bumper or a bicycle rack to the front of my vehicle, will it - 2004 GMC Sonoma | Owner's Manual - Page 60
was being used during a more severe crash, you may need new LATCH system parts. If you ever see a label on the driver's or the right front passenger's safety belt that says to replace the belt, be sure to do so. Then the new belt will be there to help protect you in a collision. You would see - 2004 GMC Sonoma | Owner's Manual - Page 61
Brake ...2-25 Shifting Into Park (P) ...2-26 Shifting Out of Park (P) ...2-28 Parking Over Things That Burn ...2-29 Engine Exhaust ...2-29 Running Your Engine While You Are Parked ...2-30 Mirrors ...2-31 Manual Rearview Mirror ...2-31 Automatic Dimming Rearview Mirror ...2-31 Outside Manual Mirror - 2004 GMC Sonoma | Owner's Manual - Page 62
Keys {CAUTION: Leaving children in a vehicle with the ignition key is dangerous for many reasons. They could operate the power windows or other controls or even make the vehicle move. The children or others could be badly injured or even killed. Do not leave the keys in a vehicle with children. - 2004 GMC Sonoma | Owner's Manual - Page 63
This vehicle has one double-sided key for the ignition and door locks. It will fit with either side up. The key code keys. If you ever do get locked out of your vehicle call the GM Roadside Assistance Center. See Roadside Assistance Program on page 7-6. When a new vehicle is delivered, the dealer - 2004 GMC Sonoma | Owner's Manual - Page 64
the left or right, hold the transmitter higher, and try again. • Check to determine if battery replacement is necessary. See "Battery Replacement" under Remote Keyless Entry System Operation on page 2-5. • If you are still having trouble, see your dealer or a qualified technician for service. 2-4 - 2004 GMC Sonoma | Owner's Manual - Page 65
to unlock the driver's door. The parking lamps will flash and the interior lights will go on. LOCK: Press LOCK to lock all the doors. Press LOCK again unlocking your vehicle. If a transmitter is lost or stolen, a replacement can be purchased through your dealer. Remember to bring any remaining - 2004 GMC Sonoma | Owner's Manual - Page 66
twisting the coin. 2. Remove and replace the battery with a three volt CR2032 or equivalent battery, positive (+) side up. 3. Align the covers and snap them together. 4. Resynchronize the transmitter. See Programmable Automatic Door Locks on page 2-8 for instructions. 5. Check the operation of the - 2004 GMC Sonoma | Owner's Manual - Page 67
or stop your vehicle. Locking your doors can help prevent this from happening. • You can use the power lock switch (if equipped) to lock or unlock the doors. To manually lock or unlock a door from the inside, slide the manual lever on your door. You will see a colored area on the lever when the - 2004 GMC Sonoma | Owner's Manual - Page 68
mode: All doors lock/Only the driver's door unlocks: Press the lock side of the power door lock switch once and then the unlock side once. If has power door locks, the switch is located on the armrest. Remove the ignition key and press LOCK to lock all the doors at once. To unlock the doors, press - 2004 GMC Sonoma | Owner's Manual - Page 69
and unlock. 3. You are now ready to program the automatic door locks. Select one of the previous four programming options and follow the instructions. You will have 30 seconds to begin programming. If you pressed while in the programming mode, the auto lock/unlock setting will not be modified. 2-9 - 2004 GMC Sonoma | Owner's Manual - Page 70
key in the vehicle when the key is in the ignition and a door is open. If the power door lock switch is pressed when a door is open and the key is in the ignition, all of the doors will lock and then the driver's door will unlock. Leaving Your Vehicle To use the security locks, do - 2004 GMC Sonoma | Owner's Manual - Page 71
it so the end faces the front. Then, push forward so the larger part of the hole is over the bolt. Pull the end over the bolt. 3. With the tailgate halfway down, pull the tailgate toward you at the left side and then move the tailgate to the left to release the right side - 2004 GMC Sonoma | Owner's Manual - Page 72
even death from heat stroke. Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm or hot weather. Manual Windows Turn the hand crank on each door to raise or lower your manual side door windows. 2-12 - 2004 GMC Sonoma | Owner's Manual - Page 73
that allows you to lower it without holding the window switch. Press the down arrow on the switch marked AUTO located on the driver's door briefly to activate the express-down feature. Lightly tap the switch to open the window slightly. The express-down feature can be interrupted at any time by - 2004 GMC Sonoma | Owner's Manual - Page 74
block out glare, you can pull the visor down. You can also swing the visor from side-to-side. This light reminds you to activate the theft-deterrent system. Here's how to do it: 1. Open the door. 2. Lock the door with the power door lock switch or the remote keyless entry transmitter. The SECURITY - 2004 GMC Sonoma | Owner's Manual - Page 75
light to go out. 4. Then reach in through the window, unlock the door with the manual door lock and open the door. This should set off the alarm. If the alarm does not sound when it should but the vehicle's headlamps flash, check to see if the horn works. The horn fuse may be blown. To replace - 2004 GMC Sonoma | Owner's Manual - Page 76
comes on, you will be able to restart the engine if you turn the engine off. However, your Passlock® system is not working properly and must be serviced by your dealer. Your vehicle is not protected by Passlock® at this time. You may also want to check the fuse. See Fuses and Circuit Breakers on - 2004 GMC Sonoma | Owner's Manual - Page 77
vehicle needs service. B (LOCK): This position locks your ignition when the key is removed. The steering wheel locks when equipped with a manual transmission. the accessory ignition position for a long period of time. C (OFF): This position lets you turn off the engine but still turn the steering - 2004 GMC Sonoma | Owner's Manual - Page 78
sunroof and overhead console will work when the ignition key is in RUN or ACCESSORY. Once the key is turned from RUN to OFF, these features will continue to work for up to 20 minutes or until a door START for about three seconds. When the engine starts, let go of the key and - 2004 GMC Sonoma | Owner's Manual - Page 79
above 32°F (0°C), use of the coolant heater is not required. To Use the Engine Coolant Heater 1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The cord is located in the engine compartment behind the underhood fuse block on the driver's side of the vehicle. 2-19 - 2004 GMC Sonoma | Owner's Manual - Page 80
the parking brake firmly set. Your vehicle can roll. Do not leave your vehicle when the engine is running unless you have to. If you have left the engine running, the key in the ignition in OFF for an extended period, it is recommended that you disconnect the battery cable from the battery to - 2004 GMC Sonoma | Owner's Manual - Page 81
before starting the engine. Your vehicle has an automatic transmission shift lock control system. You have to fully apply your regular brakes before you can (N) with the engine racing may damage the transmission. The repairs would not be covered by your warranty. Be sure the engine is not racing - 2004 GMC Sonoma | Owner's Manual - Page 82
mountain roads, but then you would also want to use your brakes off and on. You can also use SECOND (2) for starting your vehicle from a stop on slippery road surfaces. FIRST (1): This position gives you even more power but lower fuel economy than SECOND (2). You can use it on very steep hills, or - 2004 GMC Sonoma | Owner's Manual - Page 83
steering wheel on the instrument panel. 4HI (Four-Wheel Drive High): This setting engages your front axle the lights do not come on, you should take your vehicle in for service. An indicator light will highway situations. Your front axle is not engaged in two-wheel drive. When this light is turned on - 2004 GMC Sonoma | Owner's Manual - Page 84
is flashing, shift your transmission into PARK (P). Wait until the 4LO indicator light remains illuminated before shifting your transmission into gear. This will get you into 4LO, but you should take your vehicle in for service to restore normal operation. Shifting from 4LO to 4HI or 2HI To shift - 2004 GMC Sonoma | Owner's Manual - Page 85
to brake system parts. Verify that the parking brake is fully released and the brake warning light is off before driving. To release the parking brake, hold the regular brake pedal down. Pull the BRAKE RELEASE lever fully. It is located on the bottom off the instrument panel on the driver's side of - 2004 GMC Sonoma | Owner's Manual - Page 86
be dangerous to get out of your vehicle if the shift lever is not fully in PARK (P) with the parking brake firmly set. Your vehicle can roll. If you have left the engine running, the vehicle can move suddenly. You or others could be injured. To be sure your vehicle will not - 2004 GMC Sonoma | Owner's Manual - Page 87
fire. You or others could be injured. Do not leave your vehicle with the engine running. If you have to leave your vehicle with the engine running, be sure your vehicle is in PARK (P) and your parking brake is firmly set before you leave it. After you've moved the shift lever into - 2004 GMC Sonoma | Owner's Manual - Page 88
into PARK (P) properly, the weight of the vehicle may put too torque lock, set the parking brake and then shift into PARK (P) properly before you leave the driver's seat. To find out vehicle has an automatic transmission shift lock control system which locks the shift lever in PARK when the - 2004 GMC Sonoma | Owner's Manual - Page 89
Parking Over Things That Burn Engine Exhaust {CAUTION: Engine exhaust can kill. It contains the gas carbon monoxide (CO), which you can not see or smell. It can cause unconsciousness and death. You might have exhaust coming in if: • Your exhaust system sounds strange or different. • Your vehicle - 2004 GMC Sonoma | Owner's Manual - Page 90
brake firmly set. Your vehicle can roll. Do not leave your vehicle when the engine is running unless you have to. If you have left the engine : Idling the engine with the climate control system off could allow dangerous exhaust into your vehicle. See the earlier Caution under Engine Exhaust on page 2- - 2004 GMC Sonoma | Owner's Manual - Page 91
when the vehicle is put into REVERSE (R) or when the glare is reduced. AUTO (Automatic Dimming): This button is located at the base of the mirror. Use it to turn on the automatic feature. The button has an indicator light to show it is on. OFF: Press this button to turn the automatic feature - 2004 GMC Sonoma | Owner's Manual - Page 92
hit a vehicle on your right. Check your inside mirror or glance over your shoulder before changing lanes. Move the selector switch to the left or right to choose the driver's or passenger's mirror, then use the arrows located on the four-way control pad to move the mirror in the direction you want - 2004 GMC Sonoma | Owner's Manual - Page 93
mirror button is located to the lower right of the mode knob on the climate control system. The button has an indicator light to indicate if the heated mirror feature is on or off. Storage Areas Glove Box To open your glove box, lift the lever on the front of the glove box and lower the door - 2004 GMC Sonoma | Owner's Manual - Page 94
. The lamps can also be swiveled to point in the desired direction. Press it firmly to the back of your garage door opener, as close to the center of the opener as possible. 3. Center the garage door opener activation button over the console door button and press the opener firmly into place. 2-34 - 2004 GMC Sonoma | Owner's Manual - Page 95
opener. 5. Add one peg at a time until the garage door opener operates with the compartment door closed when you press the button. With the garage door opener positioned properly and the right number of pegs in place, you should only have to press the button lightly to operate the opener. 2-35 - 2004 GMC Sonoma | Owner's Manual - Page 96
on the display. This is a warning to the driver that road conditions may be icy, and that appropriate -calibrating, so it does not need to be manually set. However, when your vehicle is new, air temperature and the compass are displayed at the front of the overhead console. The buttons are located - 2004 GMC Sonoma | Owner's Manual - Page 97
compass readings. If this happens, follow these instructions to set the variance for your particular location: 3. After five seconds, VAR CAL zone number. Your variance is now set. Sunglasses Storage Compartment 1. Find your location on the zone map. Record your zone number. 2. Press and hold both - 2004 GMC Sonoma | Owner's Manual - Page 98
with a Driver Information Center (DIC), this system displays the outside air temperature, compass direction and trip information in the overhead console. US taken. The compass is self-calibrating, so it does not need to be manually set. However, if C (Calibration) is displayed, the compass will need - 2004 GMC Sonoma | Owner's Manual - Page 99
, follow these instructions to set the variance for your particular location: 3. After fuel economy for the last few hours of driving. FUEL USED: The fuel used since the last reset is displayed. AVG SPEED (Average Speed): The average speed since the last reset is displayed. 1. Find your location - 2004 GMC Sonoma | Owner's Manual - Page 100
has a console compartment, squeeze the front lever while lifting the top to open it. You can store cassettes and compact discs in the slots in front of the compartment. It is located on the floor in the front of your vehicle. Assist Handles Use the assist handle above each passenger door when - 2004 GMC Sonoma | Owner's Manual - Page 101
4-45. To prevent damage or loss of cargo as you're driving, check now and then to make sure the luggage carrier and cargo are still securely downs provided. Also tie the load to the bumpers. Do not tie the load so tightly that the crossrails or side rails are damaged. Notice: Loading cargo on the - 2004 GMC Sonoma | Owner's Manual - Page 102
switch is located between the sun visors. To operate the sunroof using the power switch do the following: 1. When vent opening the sunroof press and hold the side of the switch off and retained accessory power is active. See "Retained Accessory Power" under Ignition Positions on page 2-17 for more information - 2004 GMC Sonoma | Owner's Manual - Page 103
are unable to operate the sunroof using the switch, check the fusible link under the dashboard. Your vehicle, when new, came with a tool for manually operating the sunroof. See your dealer if you cannot locate this tool in your vehicle. To manually close the sunroof do the following: 2. Insert the - 2004 GMC Sonoma | Owner's Manual - Page 104
✍ NOTES 2-44 - 2004 GMC Sonoma | Owner's Manual - Page 105
...3-24 Trip Odometer ...3-24 Tachometer ...3-24 Safety Belt Reminder Light ...3-24 Air Bag Readiness Light ...3-25 Charging System Light ...3-26 Voltmeter Gage ...3-26 Brake System Warning Light ...3-27 Anti-Lock Brake System Warning Light ...3-28 Engine Coolant Temperature Gage ...3-28 3-1 - 2004 GMC Sonoma | Owner's Manual - Page 106
Instrument Panel Overview 3-2 - 2004 GMC Sonoma | Owner's Manual - Page 107
Air information. F. Brake Release. See Parking Brake on page Accessory Power Outlets. See Accessory Power Outlets on page 3-16 for more information. L. Heated Outside Rearview Mirror Button (If Equipped). See Outside Heated Mirrors on page 2-32 for more information. M. Audio System. See Audio System - 2004 GMC Sonoma | Owner's Manual - Page 108
located on the top of the steering column. Your hazard warning flashers work no matter what position your key is in, and even if the key isn't in. Press the button to make the front warn others. They also let police know you have a problem. Your front and rear turn signal lamps will flash on and off. - 2004 GMC Sonoma | Owner's Manual - Page 109
Other Warning Devices If you carry reflective triangles, you can set one up at the side of the road about 300 feet (100 m) behind your vehicle. The tilt lever is located on the driver's side of the steering column, under the turn signal lever. Horn To sound the horn, press the horn symbol on the - 2004 GMC Sonoma | Owner's Manual - Page 110
An arrow on the instrument panel cluster will flash in the direction of the turn or lane change. The lever on the left side of the steering column includes the following: Turn and Lane Change Signals Headlamp High/Low-Beam Changer Flash-to-Pass Feature Windshield Wipers Windshield Washer Cruise - 2004 GMC Sonoma | Owner's Manual - Page 111
quickly than normal, a signal bulb may be burned out and other drivers won't see your turn signal. If 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 and Circuit Breakers on page 5-95 and - 2004 GMC Sonoma | Owner's Manual - Page 112
Windshield Wipers To operate the windshield wipers turn the band, located on the multifunction lever, upward or downward. MIST: Turn the band to MIST for a single wiping cycle. Hold it until the windshield wipers start. Then - 2004 GMC Sonoma | Owner's Manual - Page 113
not work at speeds below about 25 mph (40 km/h). If you apply your brakes, the cruise control will shut off. Setting Cruise Control {CAUTION: If you leave roads. • If your vehicle has this feature, the controls are located on the end of the turn signal/multifunction lever. OFF: Move the switch to - 2004 GMC Sonoma | Owner's Manual - Page 114
Resume/Accelerate): Move the switch to this position to maintain a desired speed after braking. SET: Press this button at the end of the lever to set your desired vehicle will keep going faster until you release the switch or apply the brake. So unless you want to go faster, don't hold the switch at - 2004 GMC Sonoma | Owner's Manual - Page 115
much trouble and don't use cruise control on steep hills. Ending Cruise Control There are two ways to turn off the cruise control: The control on the driver's side of the instrument panel operates the exterior lamps. The exterior lamp control has three positions: • Step lightly on the brake pedal - 2004 GMC Sonoma | Owner's Manual - Page 116
taillamps, sidemarker, parking lamps and the instrument panel lights. The radio lights will also be dim. Your vehicle is equipped with a light sensor on the top of the instrument panel under the radio speaker grill. Be sure it is not covered or the system will be on whenever the ignition is on. The - 2004 GMC Sonoma | Owner's Manual - Page 117
lamps are manually turned on, the driver's door is opened and your ignition is in OFF, LOCK or ACCESSORY. To turn light, an automatic transmission is not in PARK (P), and the parking brake is released. Daytime Running Lamps Daytime Running Lamps (DRL) can make it easier for others to see the front - 2004 GMC Sonoma | Owner's Manual - Page 118
a chime will sound informing you that the system is off. The system will revert back to the automatic on mode fog lamps to work. The fog lamp button is located on the instrument panel near the lamp control. Press the button again to turn them off. A light will glow in the button when the fog lamps - 2004 GMC Sonoma | Owner's Manual - Page 119
in the overhead console. The front map lights that are located on the inside rearview mirror will automatically come on for approximately 40 seconds when the doors are unlocked with the remote keyless entry transmitter (if equipped) or until the ignition key is turned to RUN or ACCESSORY. The lamps - 2004 GMC Sonoma | Owner's Manual - Page 120
come on when you open either front door. This will override the illuminated entry accessory power outlet located near the center of the vehicle on the lower part of the instrument panel. A small cap must be pulled down to access an accessory power outlet. When not using an outlet be sure to cover - 2004 GMC Sonoma | Owner's Manual - Page 121
. If you experience a problem, see your dealer for additional information on accessory power outlets. Notice: Adding any electrical equipment to your vehicle may damage it or keep other components from working as they should. The repairs would not be covered by your warranty. Check with your dealer - 2004 GMC Sonoma | Owner's Manual - Page 122
Knob: Turn the center knob clockwise or counterclockwise to raise or lower the temperature on the inside of your vehicle. When it's cold outside 0°F (−18°C) or lower, use the engine coolant heater, if equipped, to provide warmer air faster to your vehicle. An engine coolant heater warms the - 2004 GMC Sonoma | Owner's Manual - Page 123
notice a slight change in engine performance when the air-conditioning compressor shuts off and turns on again. This is normal. The system is designed to make adjustments to help with fuel economy while still maintaining the selected temperature. The air-conditioning system removes moisture from the - 2004 GMC Sonoma | Owner's Manual - Page 124
adversely affect the performance of the system. • Keep the path under the front seats clear of objects to help circulate the air inside of your vehicle more effectively. Use the thumbwheels located in the center and on the sides, to change the direction of the air flowing through the outlets. 3-20 - 2004 GMC Sonoma | Owner's Manual - Page 125
let you know when there's a problem with your vehicle. When one of the warning lights comes on and stays on when you are driving, or when 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 - 2004 GMC Sonoma | Owner's Manual - Page 126
cluster is designed to let you know at a glance how your vehicle is running. You'll know how fast you're going, about how much fuel you've used, and many other things you'll need to know to drive safely and economically. Base Level Cluster United States - 2004 GMC Sonoma | Owner's Manual - Page 127
Uplevel Cluster United States, Canada similar 3-23 - 2004 GMC Sonoma | Owner's Manual - Page 128
kilometers (used in Canada). The odometer mileage can be checked without the vehicle driver's door to show the old mileage reading when the new odometer was installed. Tachometer The tachometer (if equipped) displays the engine speed in revolutions per minute (rpm). Safety Belt Reminder Light - 2004 GMC Sonoma | Owner's Manual - Page 129
tells you if there is an electrical problem. The system check includes the air bag sensors, the air bag modules, the wiring and the crash sensing and diagnostic module. For more information on the air bag system, see Air Bag System on page 1-46. This light will come on when you start your vehicle - 2004 GMC Sonoma | Owner's Manual - Page 130
drive belt, or another electrical problem. Have it checked right away. Driving while this light is on could drain your battery. If you must drive a short distance with the light on, be certain to turn off all your accessories, such as the radio and air conditioner. When the engine is running - 2004 GMC Sonoma | Owner's Manual - Page 131
in either warning zone indicate a possible problem in the electrical system. Have the vehicle serviced as soon as possible. Brake System Warning Light When the ignition is on, the brake system warning light will come on when you set your parking brake. The light will stay on if your parking - 2004 GMC Sonoma | Owner's Manual - Page 132
See Brake System Warning Light on page 3-27. The anti-lock brake system warning light should come on briefly when you turn the ignition key to RUN. If the light doesn't come on then, have it fixed so it will be ready to warn you if there is a problem. United States Canada This gage shows the engine - 2004 GMC Sonoma | Owner's Manual - Page 133
vehicle, helping to produce a cleaner environment. The SERVICE ENGINE SOON or CHECK ENGINE light comes on to indicate that there is a Notice: Modifications made to the engine, transmission, exhaust, intake or fuel system of your vehicle or the replacement of the original tires with other than those - 2004 GMC Sonoma | Owner's Manual - Page 134
see your dealer for service as soon as possible. If the Light Is On Steady You may be able to correct the emission system malfunction by considering the following: Did you recently put fuel into your vehicle? If so, reinstall the fuel cap, making sure to fully install the cap. See Filling Your Tank - 2004 GMC Sonoma | Owner's Manual - Page 135
: Your vehicle will not pass this inspection if the SERVICE ENGINE SOON or CHECK ENGINE light is on or not working properly. Your vehicle will not pass this inspection if the OBD (on-board diagnostic) system determines that critical emission control systems have not been completely diagnosed by the - 2004 GMC Sonoma | Owner's Manual - Page 136
become so hot that it catches fire. You or others could be burned. Check your oil as soon as possible and have your vehicle serviced. Notice: Lack of proper engine oil maintenance may damage the engine. The repairs would not be covered by your warranty. Always follow the maintenance schedule in this - 2004 GMC Sonoma | Owner's Manual - Page 137
the key toward START. The light will stay on until the engine starts. Service Four-Wheel Drive Warning Light If you have this light, it should come on briefly when you turn on the ignition, as a check to show you it is working. If the light flashes, the Passlock® system has entered a tamper mode. If - 2004 GMC Sonoma | Owner's Manual - Page 138
on briefly when you are starting the engine. Fuel Gage If this light comes 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. United States Canada When the ignition is on, the fuel gage tells you about how much - 2004 GMC Sonoma | Owner's Manual - Page 139
Low Fuel Warning Light This light comes on briefly when you start your engine. So, before adding sound equipment, check with your dealer and be sure to check federal rules covering mobile radio and telephone units. Your audio system has been designed to operate easily and to give years of listening - 2004 GMC Sonoma | Owner's Manual - Page 140
or off. To synchronize the time with an FM station broadcasting Radio Data System (RDS) information, press and hold the hour and minute buttons at the AM-FM Radio Playing the Radio PWR (Power): Press this knob to turn the system on and off. VOL (Volume): Turn this knob to increase or to decrease - 2004 GMC Sonoma | Owner's Manual - Page 141
Finding a Station AM FM: Press this button to switch between FM1, FM2, or AM. The display will show your selection. TUNE: Turn this knob to select radio stations. Press the right or the left arrow to go to the next or to the previous station and stay there. To scan stations, press and hold either - 2004 GMC Sonoma | Owner's Manual - Page 142
may not be available if you have a regular cab model. Adjusting the Speakers (Balance/Fade) AUDIO: toward the front or the rear speakers. Radio Messages CAL (Calibrated): Your audio system has been service. LOC (Locked): This message is displayed when the Theftlock® system has locked up. Your - 2004 GMC Sonoma | Owner's Manual - Page 143
(RDS) Your audio system is equipped with a Radio Data System (RDS). RDS features are available for use only on FM stations that broadcast RDS information. With RDS, your radio can do the following: XM™ Satellite Radio Service (48 Contiguous US States) XM™ is a continental U.S. based satellite - 2004 GMC Sonoma | Owner's Manual - Page 144
on and off. VOL (Volume): Turn this knob to increase or to decrease volume. AUTO VOL (Automatic Volume): With automatic volume, your audio system adjusts automatically to make up for road and wind noise as you drive. Set the volume at the desired level. Press this button to select - 2004 GMC Sonoma | Owner's Manual - Page 145
stay there. The radio will seek only to stations that are in the selected band and only to those with a strong signal. q SEEK r: 4. Press AUTO TONE to select the equalization. 5. Press and hold one of the six numbered pushbuttons. The radio will produce one beep. Whenever you press that numbered - 2004 GMC Sonoma | Owner's Manual - Page 146
AUTO TONE (Automatic Tone): Press this button to select customized equalization settings designed for country/western, jazz, talk, pop, rock, and classical. To return the bass and treble to the manual mode, push and release the AUDIO knob until MANUAL the fade between the front and the rear speakers - 2004 GMC Sonoma | Owner's Manual - Page 147
radio will not switch to other stations. This function does not apply for XM™ Satellite Radio Service. ALERT! will not be affected by tests of the emergency broadcast system. This feature is not supported by all RDS stations. INFO (Information): If the current station has a message, the information - 2004 GMC Sonoma | Owner's Manual - Page 148
of a CD if the last tuned station broadcasts traffic announcements. This function does not apply to XM™ Satellite Radio Service. Radio Messages CAL ERR (Calibration Error): Your audio system has been calibrated for your vehicle from the factory. If CAL ERR appears on the display it means that your - 2004 GMC Sonoma | Owner's Manual - Page 149
should take no longer than 30 seconds. Your system is functioning correctly, but you are in a location that is blocking the XM signal. When you system is working properly. No Signl Loading Acquiring channel audio (after 4 second delay) Channel not in service Channel no longer available Off Air - 2004 GMC Sonoma | Owner's Manual - Page 150
you selected. Your system is working properly. The XM receiver in your vehicle may have previously been in another vehicle. For security purposes, XM receivers cannot be swapped between vehicles. If you receive this message after having your vehicle serviced, check with the servicing facility. If - 2004 GMC Sonoma | Owner's Manual - Page 151
CD Insert a CD partway into the slot, label side up. The player will pull it in and the CD experience an increase in skipping, difficulty in finding tracks and/or difficulty in loading and ejecting. If these problems occur try a known good CD. Do not add paper labels to CDs, they could get caught in - 2004 GMC Sonoma | Owner's Manual - Page 152
ignition and radio off if this button is pressed first. CD Messages If CHECK CD appears on the display and the CD comes out, it could be for , wet, or upside down. • The air is very humid. If so, wait about an hour and try again. • There may have been a problem while burning the CD. • The label - 2004 GMC Sonoma | Owner's Manual - Page 153
turned off. Playing the Radio PWR (Power): Press this knob to turn the system on and off. VOL (Volume): Turn this knob to increase or to decrease volume. AUTO VOL (Automatic Volume): With automatic volume, your audio system adjusts automatically to make up for road and wind noise as you drive. For - 2004 GMC Sonoma | Owner's Manual - Page 154
), by performing the following steps: 1. Turn the radio on. 2. Press BAND to select FM1, FM2, or AM. 3. Tune in the desired station. 4. Press AUTO TONE to select the equalization. 5. Press and hold one of the six numbered pushbuttons until you hear a beep. Whenever you press that numbered pushbutton - 2004 GMC Sonoma | Owner's Manual - Page 155
with the level display in the middle position. AUTO TONE (Automatic Tone): Press this button to bass and treble to the manual mode, push and release the AUDIO knob until MANUAL is displayed. Adjusting the left speakers. To adjust the fade between the front and the rear speakers, push and release the - 2004 GMC Sonoma | Owner's Manual - Page 156
• Receive announcements concerning local and national emergencies • Display messages from radio stations • Seek to stations with traffic announcements This system relies upon receiving specific information from these stations and will only work when the information is available. In rare cases - 2004 GMC Sonoma | Owner's Manual - Page 157
on the display. The radio will not switch to other stations. ALERT! will not be affected by tests of the emergency broadcast system. This feature is not supported by all RDS stations. INFO (Information): If the current station has a message, the information symbol will appear on the display. Press - 2004 GMC Sonoma | Owner's Manual - Page 158
This message is displayed when the THEFTLOCK® system has locked up. You must return to the dealer for service. If any error occurs repeatedly or if an do for the radio. The display will show TAPE and an arrow showing which side of the tape is playing. If you want to insert a tape while the ignition - 2004 GMC Sonoma | Owner's Manual - Page 159
frequency and FWD will appear on the display. You may select stations during forward operation by using TUNE, SEEK, or PSCAN. 5 X SIDE: Press this pushbutton to play the other side of the tape. q SEEK r: The right arrow is the same as the NEXT pushbutton, and the left arrow is the same as - 2004 GMC Sonoma | Owner's Manual - Page 160
inside the radio for future listening. Z EJT (Eject): Press this button, located to the right of the cassette tape slot, to eject a tape. Eject down and provide it to your dealer when reporting the problem. Cassette Tape Messages CHK TAPE (Check Tape): If this message appears on the display, - 2004 GMC Sonoma | Owner's Manual - Page 161
CD Insert a CD partway into the slot, label side up. The player will pull it in and the CD experience an increase in skipping, difficulty in finding tracks and/or difficulty in loading and ejecting. If these problems occur try a known good CD. Do not add paper labels to CDs, they could get caught in - 2004 GMC Sonoma | Owner's Manual - Page 162
ignition and radio off if this button is pressed first. CD Messages If CHECK CD appears on the display and the CD comes out, it could be for , wet, or upside down. • The air is very humid. If so, wait about an hour and try again. • There may have been a problem while burning the CD. • The label - 2004 GMC Sonoma | Owner's Manual - Page 163
also provide the time of day, a program type (PTY) for current programming, and the name of the program being broadcast. Radio Data System (RDS) Your audio system is equipped with a Radio Data System (RDS). RDS features are available for use only on FM stations that broadcast RDS information. 3-59 - 2004 GMC Sonoma | Owner's Manual - Page 164
and artist name. A service fee is required in order to receive the XM™ service. For more information, system on and off. VOLUME: Turn this knob to increase or to decrease volume. AUTO VOL (Automatic Volume): Your system has a feature called automatic volume. With this feature, your audio system - 2004 GMC Sonoma | Owner's Manual - Page 165
the following steps: 1. Turn the radio on. 2. Press BAND to select FM1, FM2, AM, or XM1 or XM2. 3. Tune in the desired station. 4. Press AUTO EQ to select the equalization. 5. Press and hold one of the six numbered pushbuttons until you hear a beep. Whenever you press that numbered pushbutton, the - 2004 GMC Sonoma | Owner's Manual - Page 166
produce one beep and CENTERED will appear on the display. AUTO EQ (Automatic Equalization): manual mode (CUSTOM), press the AUTO EQ button until CUSTOM appears on the display. Then you will be able to manually left speakers. To adjust the fade between the front and the rear speakers, push and hold - 2004 GMC Sonoma | Owner's Manual - Page 167
Finding a Program Type (PTY) Station (RDS and XM™) To select and find a desired PTY perform the following: 1. Press the P-TYPE button to activate program type select mode. P-TYPE and the last selected PTY will appear on the display. 2. Turn the P-TYPE knob to select a PTY. 3. Once the desired PTY is - 2004 GMC Sonoma | Owner's Manual - Page 168
turned on. This function does not apply for XM™ Satellite Radio Service. RDS Messages ALERT!: Alert warns of local or national emergencies. ALERT! will not be affected by tests of the emergency broadcast system. This feature is not supported by all RDS stations. INFO (Information): If the current - 2004 GMC Sonoma | Owner's Manual - Page 169
or use the TUNE knob or the SEEK arrows to go to a station that supports traffic announcements. If no station is found, NO TRAFFIC will appear on the the dealer for service. LOCKED: This message is displayed when the THEFTLOCK® system has locked up. You must return to the dealer for service. 3-65 - 2004 GMC Sonoma | Owner's Manual - Page 170
take no longer than 30 seconds. Your system is functioning correctly, but you are in a location that is blocking the XM signal. When you system is working properly. No Signal Loading XM Acquiring channel audio (after 4 second delay) Channel not in service Channel no longer available CH Off Air - 2004 GMC Sonoma | Owner's Manual - Page 171
you selected. Your system is working properly. The XM receiver in your vehicle may have previously been in another vehicle. For security purposes, XM receivers cannot be swapped between vehicles. If you receive this message after having your vehicle serviced, check with the servicing facility. If - 2004 GMC Sonoma | Owner's Manual - Page 172
in finding tracks, and/or difficulty in loading and ejecting. If these problems occur try a known good CD. Do not add paper labels to CDs, Turn the ignition on. 2. Press and release the LOAD side of the LOAD CD button. 3. Wait for the light, located to the right of the slot, to turn green. 4. - 2004 GMC Sonoma | Owner's Manual - Page 173
the LOAD side of the LOAD CD button for two seconds. You will hear a beep and the light, located to the right of the slot, will begin to flash. 3. Once the light stops fl button to eject a CD after you have tried to push it in manually. The receivers 25-second eject timer will reset at each press of - 2004 GMC Sonoma | Owner's Manual - Page 174
, push the PWR knob off and then on again, or wait for the system to reset. This will clear the CD-sensing feature and enable CDs to be the display. Press RDM again to turn off random play. AUTO EQ (Automatic Equalization): Press AUTO EQ to select the desired equalization setting while playing a CD. - 2004 GMC Sonoma | Owner's Manual - Page 175
CD. See "LOAD CD" listed previously in this section for more information. 2. Check to see that the CD changer is not in song list mode. S-LIST should the numbered pushbutton and then use the SEEK SCAN right arrow button to locate the track that you want to save. The track will begin to play - 2004 GMC Sonoma | Owner's Manual - Page 176
S-LIST FULL will appear on the display if you try to save more than 20 selections. To play the song list, press the SONG LIST button. One beep will be heard and S-LIST will appear on the display. The recorded tracks will begin to play in the order that they were saved. You may seek through the song - 2004 GMC Sonoma | Owner's Manual - Page 177
CHECK or upside down. • The air is very humid. If so, wait about an hour and try again. • There may have been a problem while burning the CD. display. When the radio and vehicle are turned off, the blinking red light indicates that THEFTLOCK® is armed. With THEFTLOCK® activated, your radio will - 2004 GMC Sonoma | Owner's Manual - Page 178
best results, use a scrubbing action, non-abrasive cleaning cassette with pads which scrub the tape head as the hubs of the cleaner with FM signals, causing the sound to come and go. XM™ Satellite Radio Service (48 Contiguous US States) XM™ Satellite Radio gives you digital radio reception from - 2004 GMC Sonoma | Owner's Manual - Page 179
type cleaner which uses a cassette with a fabric belt to clean the tape head. This type of cleaning condition before you have your tape player serviced. Care of Your CDs Handle CDs carefully it, wiping from the center to the edge. Be sure never to touch the side without writing when handling CDs - 2004 GMC Sonoma | Owner's Manual - Page 180
system. Make sure that the XM™ satellite antenna is not obstructed. Fixed Mast Antenna The fixed mast antenna can withstand most car washes without being damaged. If the mast should ever become slightly bent, you can straighten it out by hand. If the mast is badly bent, you should replace it. Check - 2004 GMC Sonoma | Owner's Manual - Page 181
...4-54 Pickup Conversion to Chassis Cab ...4-54 Towing a Trailer ...4-55 Your Driving, the Road, and Your Vehicle ...4-2 Defensive Driving ...4-2 Drunken Driving ...4-2 Control of a Vehicle ...4-5 Braking ...4-6 Locking Rear Axle ...4-8 Steering ...4-9 Off-Road Recovery ...4-11 Passing - 2004 GMC Sonoma | Owner's Manual - Page 182
a very important safety device in your vehicle: Buckle up. See Safety Belts: They Are for Everyone on page 1-8. Defensive driving really means "be know when the vehicle in front of you is going to brake or turn suddenly. Defensive driving requires that a driver concentrate on the driving task. - 2004 GMC Sonoma | Owner's Manual - Page 183
on each person and situation, here is some general information on the problem. The Blood Alcohol Concentration (BAC) of someone who is drinking depends . • The amount of alcohol consumed • The drinker's body weight • The amount of food that is consumed before and during drinking • The length - 2004 GMC Sonoma | Owner's Manual - Page 184
weight will when each has the same number of drinks. The law in an increasing number of U.S. states, and throughout Canada BAC level of 0.10 percent, the chance of this driver having a collision is 12 times greater; at a shows that alcohol in a person's system can make crash injuries worse, especially - 2004 GMC Sonoma | Owner's Manual - Page 185
who has been drinking. Ride home in a cab; or if you are with a group, designate a driver who will not drink. You have three systems that make your vehicle go where you want it to go. They are the brakes, the steering and the accelerator. All three systems have to do their work at the places where - 2004 GMC Sonoma | Owner's Manual - Page 186
one driver and as long as two or three seconds or more with another. Age, physical condition, alertness, coordination and eyesight all play a part. So braking. That means better braking and longer brake life. If your engine ever stops while you are driving, brake normally but do not pump your brakes - 2004 GMC Sonoma | Owner's Manual - Page 187
skid. When you start your engine and begin to drive away, your anti-lock brake system will check itself. You may hear a momentary motor or clicking noise while this test is going on. This is normal. If there is a problem with the anti-lock brake system, this warning light will stay on. See Anti - 2004 GMC Sonoma | Owner's Manual - Page 188
The anti-lock system can change the brake pressure faster than any driver could. The computer is programmed to make the most of available tire and road conditions. This can help you steer around the obstacle while braking hard. Remember: Anti-lock does not change the time you need to get your foot - 2004 GMC Sonoma | Owner's Manual - Page 189
If you lose power steering assist because the engine stops or the system is not functioning, you can steer but it will take much more effort. Suppose you are steering through a sharp curve. Then you suddenly accelerate. Both control systems - steering and acceleration - have to do their work - 2004 GMC Sonoma | Owner's Manual - Page 190
front of you. You can avoid these problems by braking - if you can stop in time. But sometimes you can not; there is not room. That is the time for evasive action - steering around the problem removing either hand. But you have to act fast, steer quickly, and just as quickly straighten the wheel once - 2004 GMC Sonoma | Owner's Manual - Page 191
The driver of the sides and front tire contacts the pavement edge. Then turn your steering wheel to go straight down the roadway. • Watch for traffic signs, pavement markings and lines. If you can see a sign up ahead that might indicate a turn or an intersection, delay your pass. A broken center - 2004 GMC Sonoma | Owner's Manual - Page 192
back a reasonable distance. • Check your mirrors, glance over your shoulder, and front in your inside mirror, activate your right lane vehicle too rapidly. Even though the brake lamps are not flashing, it may be passed, make it easy for the following driver to get ahead of you. Perhaps - 2004 GMC Sonoma | Owner's Manual - Page 193
Control Let us review what driving experts say about what happens when the three control systems (brakes, steering and acceleration) do not have enough friction where the tires meet the road to do what the driver has asked. In any emergency, do not give up. Keep trying to steer and constantly seek - 2004 GMC Sonoma | Owner's Manual - Page 194
-wheel-drive vehicle in this manual. Is there enough fuel? Is the spare tire fully inflated? Are the fluid levels up where they should be? What are the local laws that apply to off-roading where you will be driving? If you do not know, you should check with law enforcement people - 2004 GMC Sonoma | Owner's Manual - Page 195
properly. Heavy loads on the roof raise the vehicle's center of gravity, making it more likely to roll over. manual. See Loading Your Vehicle on page 4-45, Luggage Carrier on page 2-40 and Tires on page 5-57. combustible materials that could catch fire from the heat of the vehicle's exhaust system - 2004 GMC Sonoma | Owner's Manual - Page 196
winch? If so, be sure to read the winch instructions. In a remote area, a winch can be handy over obstacles. • you will need more distance for braking, especially since you are on an unpaved surface. ears need to listen for unusual tire or engine sounds. With your arms, hands, feet and belts. 4-16 - 2004 GMC Sonoma | Owner's Manual - Page 197
or ice. Each of these surfaces affects the steering, acceleration and braking of your vehicle in different ways. Depending upon are no road signs, posted speed limits or signal lights. You have to use your own good judgment about driver who has been drinking. See Drunken Driving on page 4-2. 4-17 - 2004 GMC Sonoma | Owner's Manual - Page 198
Driving on Off-Road Hills Off-road driving often takes you up, down or across a hill. Driving safely on hills requires good judgment and an understanding of what your vehicle can and can not do. There are some hills that simply can not be driven, no matter how well built the vehicle. Approaching a - 2004 GMC Sonoma | Owner's Manual - Page 199
a flag to the vehicle to make you more visible to approaching traffic on trails or hills. • Use a low gear and get a firm grip on the steering wheel. • Sound the horn as you approach the top of the hill to let opposing traffic know you are there. • Get a smooth start up the - 2004 GMC Sonoma | Owner's Manual - Page 200
will increase the possibility of a rollover. 4-20 A: 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 - 2004 GMC Sonoma | Owner's Manual - Page 201
braking when going down a hill can cause your brakes to overheat and fade. This could cause loss of control and a serious accident. Apply the brakes lightly headed straight down, and use a low gear. This way, engine drag can help your brakes and they will not have to do all the work. Descend slowly - 2004 GMC Sonoma | Owner's Manual - Page 202
wheel base (the distance from the front wheels to the rear wheels) reduces driving across an incline puts more weight on the downhill wheels. This brakes. Apply the parking brake. • Shift to PARK (P) (or to neutral with the manual transmission) and, while still braking, restart the engine. 4-22 - 2004 GMC Sonoma | Owner's Manual - Page 203
• Surface conditions can be a problem when you drive across a hill. Loose gravel, muddy your vehicle starting to slide sideways, turn downhill. This should help straighten out the vehicle and prevent the side slipping. However, a much better way to prevent this is to get out and "walk the course" - 2004 GMC Sonoma | Owner's Manual - Page 204
passengers) get out on the uphill side, even if the door there is harder to open. If you get out on the downhill side and the vehicle starts to roll if it does roll over. {CAUTION: Getting out on the downhill (low) side of a vehicle stopped across an incline is dangerous. If the vehicle rolls over, - 2004 GMC Sonoma | Owner's Manual - Page 205
. On loosely packed sand (as on beaches or sand dunes) your tires will tend to sink into the sand. This has an effect on steering, accelerating and braking. Drive at a reduced speed and avoid sharp turns or abrupt maneuvers. Hard packed snow and ice offer the worst tire traction. On these surfaces - 2004 GMC Sonoma | Owner's Manual - Page 206
water is before you drive through it. If it is deep enough to cover your wheel hubs, axles or exhaust pipe, do not try it - you probably will not get through. Also, water that deep can damage your axle and other vehicle parts. If the water is not too deep, drive slowly through it. At - 2004 GMC Sonoma | Owner's Manual - Page 207
. 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 and cooling system for any leakage. Your vehicle will require more frequent service due to off-road use. Refer to the - 2004 GMC Sonoma | Owner's Manual - Page 208
and drive. • Adjust your inside rearview mirror to reduce the glare from headlamps behind you lighted objects. 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 - 2004 GMC Sonoma | Owner's Manual - Page 209
on Wet Roads Rain and wet roads can mean driving trouble. On a wet road, you can not stop, accelerate equipment in good shape and keep your windshield washer tank filled with washer fluid. Replace your windshield wiper inserts when they show signs of streaking or missing areas on the windshield - 2004 GMC Sonoma | Owner's Manual - Page 210
through a large puddle of water or a car wash, apply your brake pedal lightly until your brakes work normally. Driving too fast through large water puddles or even going through some car washes can cause problems, too. The water may affect your brakes. Try to avoid puddles. But if you can not, try - 2004 GMC Sonoma | Owner's Manual - Page 211
Through Deep Standing Water Notice: If you drive too quickly through deep puddles or standing water, water can come in through your engine's air intake and badly damage your engine. Never drive through water that is slightly lower than the underbody of your vehicle. If you can not avoid deep puddles - 2004 GMC Sonoma | Owner's Manual - Page 212
the biggest problems with city streets is the amount of traffic on them. You will want to watch out for what the other drivers are doing 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 - 2004 GMC Sonoma | Owner's Manual - Page 213
and keep to the right. Drive at the same speed most of the other drivers are driving. Too-fast or too-slow driving breaks a smooth traffic flow. gap at close to the prevailing speed. Switch on your turn signal, check your mirrors and glance over your shoulder as often as necessary. Try to blend - 2004 GMC Sonoma | Owner's Manual - Page 214
plan to make too many miles that first part of the journey. Wear comfortable clothing and shoes check before a trip: • Windshield Washer Fluid: Is the reservoir full? Are all windows clean inside and outside? • Wiper Blades: Are they in good shape? • Fuel, Engine Oil, Other Fluids: Have you checked - 2004 GMC Sonoma | Owner's Manual - Page 215
trouble system? • Make sure your vehicle is well ventilated, with a comfortably cool interior. • Keep your eyes moving. Scan the road ahead and to the sides. Check your mirrors road, the drone of the engine, and the rush of the the road into a rest, service or parking area and take a nap, get - 2004 GMC Sonoma | Owner's Manual - Page 216
Roads • Keep your vehicle in good shape. Check all fluid levels and also the brakes, tires, cooling system and transmission. These parts can work hard on mountain roads. • Know how to go down hills. The most important thing to know is this: let your engine do some of the slowing down. Shift to - 2004 GMC Sonoma | Owner's Manual - Page 217
of slowing down. They could get so hot that they would not work well. You would then have poor braking or even none going down a hill. You could crash. Always have your engine running and your vehicle in gear when you go downhill. to a lower gear. The lower gears help cool your - 2004 GMC Sonoma | Owner's Manual - Page 218
Winter Driving Here are some tips for winter driving: • Have your vehicle in good shape for winter. • You may want to put winter emergency supplies in your vehicle. Include an ice scraper, a small brush or broom, a supply of windshield washer fluid, a rag, some winter outer clothing, a small shovel - 2004 GMC Sonoma | Owner's Manual - Page 219
on it. Try not to brake while you are actually on the ice, and avoid sudden steering maneuvers. 4-39 What is 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 because it may offer - 2004 GMC Sonoma | Owner's Manual - Page 220
. Here are some things to do to summon help and keep yourself and your passengers safe: • Turn on your hazard flashers. You can run the engine to keep warm, but be careful. 4-40 - 2004 GMC Sonoma | Owner's Manual - Page 221
blocking your exhaust pipe. And check around again from time to time to be sure snow does not collect there. Open a window just a little on the side of the vehicle that is away from the wind. This will help keep CO out. Run your engine only as long as you must. This saves fuel. When - 2004 GMC Sonoma | Owner's Manual - Page 222
stuck, but you must use caution. Notice: Spinning your wheels can destroy parts of your vehicle as well as the tires. If you spin the wheels could be injured. And, the transmission or other parts of the vehicle can overheat. That could cause an engine compartment fire or other damage. When you are - 2004 GMC Sonoma | Owner's Manual - Page 223
Rocking Your Vehicle To Get It Out First, turn your steering wheel left and right. That will clear the area around your front wheels. If you have a four-wheel-drive vehicle, shift into 4HI. Then shift back and forth between REVERSE (R) and a forward gear, spinning the wheels as - 2004 GMC Sonoma | Owner's Manual - Page 224
the chain or cable snapping back. Notice: Never use recovery hooks to tow the vehicle. Your vehicle could be damaged and it would not be covered by warranty. 4-44 - 2004 GMC Sonoma | Owner's Manual - Page 225
your dealer or a professional towing service if you need to have your weight it may properly carry, the Tire and Loading Information label and the Certification/Tire label. {CAUTION: Do not load your vehicle any heavier than the GVWR, or either the maximum front or rear GAWR. If you do, parts - 2004 GMC Sonoma | Owner's Manual - Page 226
) and the Gross Axle Weight Rating (GAWR) for the front and rear axles. See "Certification/Tire Label" later in this section. A. Vehicle Capacity Weight The Tire and Loading Information label is attached to the center pillar, near the driver's door latch. Vehicles without a center pillar will have - 2004 GMC Sonoma | Owner's Manual - Page 227
Load Limit 1. Locate the statement "The combined weight of occupants and cargo should never exceed XXX pounds" on your vehicle placard. 2. Determine the combined weight of the driver and passengers that will be riding in your vehicle. 3. Subtract the combined weight of the driver and passengers from - 2004 GMC Sonoma | Owner's Manual - Page 228
Example 2 Example 3 Loading Your Vehicle Item A B C Description Vehicle Capacity Weight for Example 2 = Subtract Occupant Weight @ 150 lbs (68 kg) × 5 = Available Cargo Weight = Total 1,000 lbs (453 kg) 750 lbs (340 kg) 250 lbs (113 kg) Item A B C Loading Your Vehicle Description Vehicle Capacity - 2004 GMC Sonoma | Owner's Manual - Page 229
the driver's door edge, above the door latch. The label shows the size of your original tires and the inflation pressures needed to obtain the gross weight capacity of your vehicle. This is called the Gross Vehicle Weight Rating (GVWR). The GVWR includes the weight of the vehicle, all occupants, fuel - 2004 GMC Sonoma | Owner's Manual - Page 230
for the front and rear axles, called Gross Axle Weight Rating (GAWR). To find out the actual loads on your front and rear axles, you need to go to a weigh station and weigh your vehicle. Your dealer can help you with this. Be sure to spread out your load equally on both sides of the centerline - 2004 GMC Sonoma | Owner's Manual - Page 231
as part of your load. If you added any accessories or equipment after your vehicle left the factory, remember to subtract the weight of these things from the payload. Your dealer can help you with this. Remember not to exceed the Gross Axle Weight Rating (GAWR) of the front or rear axle. Two - 2004 GMC Sonoma | Owner's Manual - Page 232
the new equipment. Notice: Overloading your vehicle may cause damage. Repairs would not be covered by your warranty. Do not overload your vehicle. Remember not to exceed the Gross Axle Weight Rating (GAWR) of the front or rear axle. When the truck is used to carry a slide-in camper, the total cargo - 2004 GMC Sonoma | Owner's Manual - Page 233
Check your Truck-Camper Loading Label on the passenger's door to determine if your vehicle can carry a slide-in camper. You must weigh any accessories, trailer hitches or other equipment you add to your vehicle. Then, subtract this extra weight from the CWR. This extra weight may shorten the center - 2004 GMC Sonoma | Owner's Manual - Page 234
certification label that is located on the rear of the passenger's door. If weight ratings are exceeded, move or remove items to bring all weights below the ratings. If you want more information on curb weights, cargo weights, cargo weight rating and the correct center of gravity zone for your - 2004 GMC Sonoma | Owner's Manual - Page 235
ready for heavier trailers. But trailering is different than just driving your vehicle by itself. Trailering means changes in handling, accelleration, braking, durability and fuel economy. Successful, safe trailering takes correct equipment, and it has to be used properly. That's the reason for this - 2004 GMC Sonoma | Owner's Manual - Page 236
also affects trailering capacity. See "Weight of the Trailer Tongue" next. • Consider using a sway control. See "Hitches" later in this section. • Don't tow a trailer at all during the first 500 miles (800 km) your new vehicle is driven. Your engine, axle or other parts could be damaged. • Then - 2004 GMC Sonoma | Owner's Manual - Page 237
Vehicle* 4WD Crew Cab® 4.3L V6/Auto. Trans. Axle Ratio 3.42 3.73 Maximum Trailer Weight 5,200 lbs. (2 361 kg) 5,200 lbs. (2 361 kg) GCWR** RPO codes, see Service Parts Identification Label on page 5-94. **The Gross Combination Weight Rating (GCWR) is the total allowable weight of the completely - 2004 GMC Sonoma | Owner's Manual - Page 238
rear edge of the driver's door above the door latch, or see Loading Your Vehicle on page 4-45. Then be sure you don't go over the GVW limit for your vehicle, including the weight of the trailer tongue. If you use a weight distributing hitch, make sure you don't go over the rear axle limit before you - 2004 GMC Sonoma | Owner's Manual - Page 239
loading and good handling when you're driving. • If your vehicle has the bumper delete option, do not bolt any type of hitch to the close-out panel. The close-out panel will not support a hitch. When using a weight-distributing hitch, the hitch must be adjusted so that the distance (A) remains the - 2004 GMC Sonoma | Owner's Manual - Page 240
mounted weight- 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 - 2004 GMC Sonoma | Owner's Manual - Page 241
not nearly as responsive as your vehicle is by itself. Before you start, check all trailer hitch, all parts and attachments, safety chains, electrical connector, lamps, tires and mirror adjustment. If the trailer has electric brakes, start your vehicle and trailer moving and then apply the trailer - 2004 GMC Sonoma | Owner's Manual - Page 242
think drivers behind you are seeing your signal when they are not. It's important to check occasionally brakes, but don't shift into PARK (P) yet, or into gear for a manual transmission. When parking uphill, turn your wheels away from the curb. When parking downhill, turn your wheels into the curb - 2004 GMC Sonoma | Owner's Manual - Page 243
fluid (don't overfill), engine oil, axle lubricant, belt, cooling system and brake system. Each of these is covered in this manual, and the Index will help you find them quickly. If you're trailering, it's a good idea to review these sections before you start your trip. Check periodically to see that - 2004 GMC Sonoma | Owner's Manual - Page 244
✍ NOTES 4-64 - 2004 GMC Sonoma | Owner's Manual - Page 245
a Portable Fuel Container ...5-9 Checking Things Under the Hood ...5-10 Hood Release ...5-10 Engine Compartment Overview ...5-12 Engine Oil ...5-13 Engine Air Cleaner/Filter ...5-18 Automatic Transmission Fluid ...5-19 Engine Coolant ...5-23 Radiator Pressure Cap ...5-26 Engine Overheating ...5-26 - 2004 GMC Sonoma | Owner's Manual - Page 246
Vehicle Identification Number (VIN) ...5-94 Service Parts Identification Label ...5-94 Electrical System ...5-94 Add-On Electrical Equipment ...5-94 ...5-86 Cleaning the Inside of Your Vehicle ...5-86 Care of Safety Belts ...5-89 Weatherstrips ...5-89 Cleaning the Outside of Your Vehicle ...5-89 Sheet - 2004 GMC Sonoma | Owner's Manual - Page 247
the proper service manual, see Service Publications Ordering Information on page 7-11. Your vehicle has an air bag system. See Servicing Your Air Bag-Equipped Vehicle on page 1-52 before attempting to do your own service work. You should keep a record with all parts receipts and list the mileage and - 2004 GMC Sonoma | Owner's Manual - Page 248
or higher-octane fuel and hear heavy knocking, your engine needs service. Adding Equipment to the Outside of Your Vehicle Things you might add to the outside of your vehicle can affect the airflow around it. This may cause wind noise and affect windshield washer performance. Check with your dealer - 2004 GMC Sonoma | Owner's Manual - Page 249
.org. Gasoline meeting these specifications could provide improved driveability and emission control system performance compared to other gasoline. In Canada, look for the "Auto Makers' Choice" label on the pump. California Fuel If your vehicle is certified to meet California Emission Standards (see - 2004 GMC Sonoma | Owner's Manual - Page 250
the United States or Canada, the proper fuel may be hard to find. Never use leaded gasoline or any other fuel not recommended in the previous text on fuel. Costly repairs caused by use of improper fuel would not be covered by your warranty. To check the fuel availability, ask an auto club, or contact - 2004 GMC Sonoma | Owner's Manual - Page 251
smoking materials away from fuel. Do not leave the fuel pump unattended when refueling your vehicle - this is against the law in some places. Keep children away from the fuel pump; never let children pump fuel. The fuel cap is located behind a hinged door on the driver's side of your vehicle. 5-7 - 2004 GMC Sonoma | Owner's Manual - Page 252
and is more likely in hot weather. Open the fuel cap slowly and wait for any "hiss" noise to stop. Then unscrew the cap all the way. While refueling, hang the cap by the tether from the hook on the fuel filler door. To remove the fuel cap, turn it slowly to the left (counterclockwise). {CAUTION: If - 2004 GMC Sonoma | Owner's Manual - Page 253
. Notice: If you need a new fuel cap, be sure to get the right type. Your dealer can get one for you. If you get the wrong type, it may not fit properly. This may cause your malfunction indicator lamp to light and may damage your fuel tank and emissions system. See Malfunction Indicator Lamp on page - 2004 GMC Sonoma | Owner's Manual - Page 254
Checking Things Under the Hood Hood Release To open the hood, do the following: 1. Pull the handle located inside the vehicle on the lower left side of the instrument panel. {CAUTION: Things that burn can get on hot engine parts and start a fire. These include liquids like fuel, oil, coolant, brake - 2004 GMC Sonoma | Owner's Manual - Page 255
Before closing the hood, be sure all the filler caps are on properly. Then lift the hood to relieve pressure on the hood prop. Remove the hood prop from the slot in the hood and - 2004 GMC Sonoma | Owner's Manual - Page 256
Engine Compartment Overview When you open the hood on your engine, you'll see: 5-12 - 2004 GMC Sonoma | Owner's Manual - Page 257
on page 5-19 for more information. F. Power Steering Reservoir. See Power Steering Fluid on page 5-35 for more information. G. Brake Master Cylinder Reservoir. See Brakes on page 5-37 for more information. H. Engine Air Cleaner/Filter. See Engine Air Cleaner/Filter on page 5-18 for more information - 2004 GMC Sonoma | Owner's Manual - Page 258
or cloth, then push it back in all the way. Remove it again, keeping the tip down, and check the level. See Engine Compartment Overview on page 5-12 for the location of the engine oil fill cap. Be sure to add enough oil to put the level somewhere in the proper operating range. Push the - 2004 GMC Sonoma | Owner's Manual - Page 259
on the oil container, and use only those oils that are identified as meeting GM Standard GM6094M and have the starburst symbol on the front of the oil container. 5-15 - 2004 GMC Sonoma | Owner's Manual - Page 260
For Gasoline Engines starburst symbol. Failure to use the recommended oil can result in engine damage not covered by your warranty • The vehicle is used for delivery service, police, taxi or other commercial application. Driving under these conditions causes engine oil to break down sooner. If any - 2004 GMC Sonoma | Owner's Manual - Page 261
the remote oil filter is in the steering linkage shield assembly located under the radiator support. Turn the screw to unlock or lock the door. Make sure if you open the door, it is securely closed when you are finished. What to Do with Used Oil Used engine oil contains certain elements that may be - 2004 GMC Sonoma | Owner's Manual - Page 262
to Inspect the Engine Air Cleaner/Filter To remove either engine air cleaner/filter, do the following: 1. Remove the fasteners that hold the cover on and remove the cover 2. Lift out the engine air cleaner/filter, if needed. 3. Insert a new air filter. See Normal Maintenance Replacement Parts on page - 2004 GMC Sonoma | Owner's Manual - Page 263
engine with the air cleaner/ filter off. Notice: If the air cleaner/filter is off, a backfire can cause a damaging engine fire. And, dirt can easily get into your engine, which will damage it. Always have the air cleaner/filter in place when you are driving. When to Check or delivery service. If you - 2004 GMC Sonoma | Owner's Manual - Page 264
fluid could come out and fall on hot engine part or exhaust system parts, starting a fire. Too little fluid could cause the transmission to overheat. Be sure to get an accurate reading if you check your transmission fluid. Wait at least 30 minutes before checking the transmission fluid level if you have - 2004 GMC Sonoma | Owner's Manual - Page 265
• 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). The transmission dipstick is located near the center of the engine compartment. See Engine Compartment Overview on page 5-12 - 2004 GMC Sonoma | Owner's Manual - Page 266
use. See Part D: Recommended Fluids and Lubricants on page 6-32. Add fluid only after checking the transmission fluid while it is hot. (A cold check is used by fluid other than DEXRON® -III is not covered by your new vehicle warranty. 4. Check both sides of the dipstick, and read the lower level. The - 2004 GMC Sonoma | Owner's Manual - Page 267
(240 000 km), whichever occurs first, if you add only DEX-COOL® extended life coolant. The following explains your cooling system and how to add coolant when it is low. If you have a problem with engine overheating, see Engine Overheating on page 5-26. A 50/50 mixture of clean, drinkable water and - 2004 GMC Sonoma | Owner's Manual - Page 268
damaged. The repair cost would not be covered by your warranty. Too much water in the mixture can freeze and crack the engine, radiator, heater core and other parts. If you have to add coolant more than four times a year, have your dealer check your cooling system. Notice: If you use the proper - 2004 GMC Sonoma | Owner's Manual - Page 269
Coolant contains ethylene glycol, and it will burn if the engine parts are hot enough. Do not spill coolant on a hot engine. Occasionally check the coolant level in the radiator. For information on how to add coolant to the radiator, see Cooling System on page 5-28. 5-25 Adding Coolant If you need - 2004 GMC Sonoma | Owner's Manual - Page 270
is not tightly installed, coolant loss and possible engine damage may occur. Be sure the cap is properly and tightly secured. {CAUTION: Steam from an overheated engine can burn you badly, even if you just open the hood. Stay away from the engine if you see or hear steam coming from it. Just turn - 2004 GMC Sonoma | Owner's Manual - Page 271
Coming From Your Engine If you get an engine overheat warning but see or hear no steam, the problem may not be too serious. Sometimes the engine can get a turn off the engine and get everyone out of the vehicle until it cools down. You may decide not to lift the hood but to get service help right - 2004 GMC Sonoma | Owner's Manual - Page 272
Cooling System When you decide it's safe to lift the hood, here's what you'll see: If the coolant inside the coolant recovery tank is boiling, don't do anything else until it cools down. The vehicle should be parked on a level surface. A. Coolant Recovery Tank B. Radiator Pressure Cap C. Engine - 2004 GMC Sonoma | Owner's Manual - Page 273
pump or somewhere else in the cooling system. If there seems to be no leak, start the engine again. The engine cooling fan speed should increase when idle speed is doubled by pushing the accelerator pedal down. If it doesn't, your vehicle needs service. Turn off the engine. Notice: Engine damage - 2004 GMC Sonoma | Owner's Manual - Page 274
more information. Notice: In cold weather, water can freeze and crack the engine, radiator, heater core and other parts. Use the recommended coolant and the proper coolant mixture. {CAUTION: Adding only plain water to your cooling system can be dangerous. Plain water, or some other liquid such as - 2004 GMC Sonoma | Owner's Manual - Page 275
under pressure, and if you turn the radiator pressure cap - even a little - they can come out at high speed. Never turn the cap when the cooling system, including the radiator pressure cap, is hot. Wait for the cooling system and radiator pressure cap to cool if you ever have to turn the pressure - 2004 GMC Sonoma | Owner's Manual - Page 276
How to Add Coolant to the Radiator 2. Then keep turning the pressure cap, but now push down as you turn it. Remove the pressure cap. 1. You can remove the radiator pressure cap when the cooling system, including the radiator pressure cap and upper radiator hose, is no longer hot. Turn the pressure - 2004 GMC Sonoma | Owner's Manual - Page 277
with the proper DEX-COOL® coolant mixture, up to the base of the filler neck. See Engine Coolant on page 5-23 for more information about the proper coolant mixture. 4. Then fill the coolant recovery tank to ADD mark. 5. Put the cap back on the coolant recovery tank, but leave the radiator pressure - 2004 GMC Sonoma | Owner's Manual - Page 278
for the engine cooling 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 DEX-COOL® coolant mixture through the filler neck until the level reaches the base of the filler neck. 8. Then replace the pressure cap. At - 2004 GMC Sonoma | Owner's Manual - Page 279
. Power Steering Fluid The power steering reservoir is located near the front of the engine compartment on the driver's side of the vehicle. When to Check Power Steering Fluid It is not necessary to regularly check power steering fluid unless you suspect there is a leak in the system or you - 2004 GMC Sonoma | Owner's Manual - Page 280
How to Check Power Steering Fluid Turn the key off, let the engine compartment cool down, wipe the cap and the top of the reservoir clean, then unscrew the cap and wipe the dipstick with a clean rag. Replace the cap and completely tighten it. Then remove the cap again and look at the fluid level on - 2004 GMC Sonoma | Owner's Manual - Page 281
to the Maintenance Schedule to determine when to check your brake fluid. See Part C: Periodic Maintenance Inspections on page 6-30. Your brake master cylinder reservoir is filled with DOT-3 brake fluid. See Engine Compartment Overview on page 5-12 for the location of the reservoir. There are only two - 2004 GMC Sonoma | Owner's Manual - Page 282
brake system checked to see if there is a leak. Always clean the brake fluid reservoir cap and the area around the cap system parts. For example, just a few drops of mineral-based oil, such as engine oil, in your brake system can damage brake system parts so badly that they will have to be replaced - 2004 GMC Sonoma | Owner's Manual - Page 283
have your vehicle serviced. Notice: Continuing to drive with worn-out brake pads could result in costly brake repair. 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. 5-39 - 2004 GMC Sonoma | Owner's Manual - Page 284
See Engine Compartment Overview on page 5-12 for battery location. Warning: Battery posts, terminals and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. Replacing Brake System Parts The - 2004 GMC Sonoma | Owner's Manual - Page 285
more, remove the black, negative (−) cable covered by your warranty. Trying to start your vehicle by pushing or pulling it will not work, and it could damage your vehicle. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. Notice: If the other vehicle's system - 2004 GMC Sonoma | Owner's Manual - Page 286
. Put an automatic transmission in PARK (P) or a manual transmission in NEUTRAL before setting the parking brake. If you have a four-wheel-drive vehicle, be sure the transfer case is not in NEUTRAL (N). Notice: If you leave your radio or other accessories on during the jump starting procedure, they - 2004 GMC Sonoma | Owner's Manual - Page 287
badly. Keep your hands away from moving parts once the engine is running. 5. Check that the jumper cables don't have loose terminal if the vehicle has one. Negative (-) will go to a heavy, unpainted metal engine part or to a remote negative (-) terminal if the vehicle has one. Don't connect positive - 2004 GMC Sonoma | Owner's Manual - Page 288
8. Now connect the black negative (-) cable to the negative (-) terminal of the good battery. Use a remote negative (-) terminal if the vehicle has one. 9. Connect the other end of the negative (-) cable at least 18 inches (45 cm) away from the dead battery, but not near engine parts that move. The - 2004 GMC Sonoma | Owner's Manual - Page 289
battery. 2. Disconnect the black negative (-) cable from the vehicle with the good battery. 3. Disconnect the red positive (+) cable from the vehicle with the good battery. 4. Disconnect the red positive (+) cable from the other vehicle. A. Heavy, Unpainted Metal Engine Part B. Good Battery C. Dead - 2004 GMC Sonoma | Owner's Manual - Page 290
rear axle fluid unless you suspect there is a leak or you hear an unusual noise. A fluid loss could indicate a problem. Have it inspected and repaired. Refer to the Maintenance Schedule to determine how often to check the lubricant and when to change it. See Part A: Scheduled Maintenance Services on - 2004 GMC Sonoma | Owner's Manual - Page 291
How to Check Lubricant 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 Part A: Scheduled Maintenance Services on page 6-4. How to Check Lubricant To get and accurate reading, the vehicle - 2004 GMC Sonoma | Owner's Manual - Page 292
See Replacement Bulbs on page 5-54 for the proper types of bulbs to use. For any bulb changing procedure not listed in this section, contact your GM dealer's service department. Halogen Bulbs What to Use Refer to the Maintenance Schedule to determine what kind of lubricant to use. See Part - 2004 GMC Sonoma | Owner's Manual - Page 293
System 1. Open the hood. 5. Turn the bulb assembly counterclockwise to remove it from the headlamp assembly. 6. Put the new bulb into the bulb assembly and reinstall it in the headlamp assembly by turning it clockwise until it is tight. 7. Plug in the electrical connector. 2. Remove the black - 2004 GMC Sonoma | Owner's Manual - Page 294
Two-Piece Composite Headlamp System 1. Open the hood. 5. Turn the bulb assembly counterclockwise to remove vehicle. 9. Install the two retaining clips. 10. Close the hood. 2. Remove the black retainer clips by lifting up. 3. Unplug the electrical connector. 4. Pull the headlamp lens assembly out. 5- - 2004 GMC Sonoma | Owner's Manual - Page 295
the bulb socket counterclockwise to remove it from the headlamp assembly. Two-Piece Front Turn Signal Lamps 1. Remove the headlamp assembly as shown in "Two-Piece Composite Headlamp System" under Headlamps on page 5-49. 2. Locate the locking tabs on the assembly. Squeeze the tabs together and push - 2004 GMC Sonoma | Owner's Manual - Page 296
Center High-Mounted Stoplamp (CHMSL) 4. Turn the harness bulb socket counterclockwise to remove it. Pull the bulb straight out to remove it from the socket. 5. Push - 2004 GMC Sonoma | Owner's Manual - Page 297
and tighten the screws. If equipment such as a cap or camper is installed on your vehicle, a center high-mounted stoplamp feed wire is provided along the driver's side rear frame. This wire should be used to install a center high-mounted stoplamp in the cap or camper. 3. Pull the assembly away from - 2004 GMC Sonoma | Owner's Manual - Page 298
Lamps 194NA Front Turn Signal Lamps 3457A Center High-Mounted Stoplamp 211-2 *For replacement bulbs not listed here, please consult your dealer. Windshield Wiper Blade Replacement Windshield wiper blades should be inspected at least twice a year for wear and cracking. See "Wiper Blade Check" under - 2004 GMC Sonoma | Owner's Manual - Page 299
end last, into the end with two blade claws (A). Slide the insert all the way through the blade claws at the opposite end (B). The plastic caps (C) will be forced off as the insert is fully inserted. 5. Be sure that the notches are locked by the bottom claws. Make sure that all - 2004 GMC Sonoma | Owner's Manual - Page 300
6. Put the blade assembly pivot in the wiper arm hook. Pull up until the pivot locking tab locks in the hook slot. 7. Carefully lower the wiper arm and blade assembly onto the windshield. A. Claw in Notch B. Correct Installation C. Incorrect Installation 5-56 - 2004 GMC Sonoma | Owner's Manual - Page 301
obtain service, Manual. CAUTION: (Continued) • Underinflated tires pose the same danger as overloaded tires. The resulting accident could cause serious injury. Check all tires frequently to maintain the recommended pressure. Tire pressure should be checked been damaged, replace them. {CAUTION - 2004 GMC Sonoma | Owner's Manual - Page 302
Tire Sidewall Labeling Useful information about a tire is molded into its sidewall. The following illustrations are examples of a typical P-Metric and a LT-Metric tire sidewall. P-Metric Tire 5-58 - 2004 GMC Sonoma | Owner's Manual - Page 303
height, aspect ratio, construction type and service description. See the "Tire Size Code" The TIN is molded onto both sides of the tire, although only one side may have the date of can be carried and the maximum pressure needed to support that load. For information on recommended tire pressure see - 2004 GMC Sonoma | Owner's Manual - Page 304
a particular tire's width, height, aspect ratio, construction type and service description. See the "Tire Size" illustration later in this section for : Maximum load that can be carried and the maximum pressure needed to support that load when used in a dual configuration. For information on - 2004 GMC Sonoma | Owner's Manual - Page 305
the tire, although only one side may have the date of manufacture. (F) Tire Ply Material: The type of cord and number of plies in the sidewall and under the tread. (G) Single Tire Maximum Load: Maximum load that can be carried and the maximum pressure needed to support that load when used as - 2004 GMC Sonoma | Owner's Manual - Page 306
when a regular road tire has lost air and gone flat. See Compact Spare side may have the date of manufacture. (D) Maximum Cold Inflation Load Limit: Maximum load that can be carried and the maximum pressure needed to support aspect ratio, construction type and service description. The letter "T" as the - 2004 GMC Sonoma | Owner's Manual - Page 307
; the letter "D" means diagonal or bias ply construction; and the letter "B" means belted-bias ply construction. (E) Rim Diameter: Diameter of the wheel in inches. Passenger (P-Metric) Tire (F) Service Description: The service description indicates the load range and speed rating of a tire. The load - 2004 GMC Sonoma | Owner's Manual - Page 308
square inch (psi) or kilopascal (kPa). Accessory Weight: This means the combined weight of optional accessories. Some examples of optional accessories are, automatic transmission, power steering, power brakes, power windows, power seats, and air conditioning. Aspect Ratio: The relationship of a tire - 2004 GMC Sonoma | Owner's Manual - Page 309
: Gross Axle Weight Rating for the rear axle, see Loading Your Vehicle on page 4-45. Intended Outboard Sidewall: The side of an asymmetrical tire, that must always face outward when mounted on a vehicle. Kilopascal (kPa): The metric unit for air pressure. There are 6.9 kPa's to one psi. Light Truck - 2004 GMC Sonoma | Owner's Manual - Page 310
Weight: The sum of curb weight; accessory weight; vehicle capacity weight; and production options weight. Normal Occupant Weight extend to the beads are laid at 90 degrees to the centerline of the tread. Rim: A metal support for a tire information system that provides consumers with ratings for - 2004 GMC Sonoma | Owner's Manual - Page 311
due to curb weight, accessory weight, occupant weight and cargo weight. Vehicle Placard: A label permanently attached to a vehicle showing the original equipment tire size and recommended inflation pressure. See Loading Your Vehicle on page 4-45. • Bad wear • Bad handling • Bad fuel economy If your - 2004 GMC Sonoma | Owner's Manual - Page 312
air by pushing on the metal stem in the center of the tire valve. Recheck the tire pressure with the tire gage. Be sure to put the valve caps . The first rotation is the most important. See Part A: Scheduled Maintenance Services on page 6-4, for scheduled rotation intervals. Tire Inspection and - 2004 GMC Sonoma | Owner's Manual - Page 313
the front and way to tell when it's time for new tires is to check the treadwear indicators, which will appear when your tires have only indicators. {CAUTION: Rust or dirt on a wheel, or on the parts to which it is fastened, can make wheel nuts become loose after a location of the damage. 5-69 - 2004 GMC Sonoma | Owner's Manual - Page 314
rating, traction, ride and other things during normal service on your vehicle. If your tires have an MS" (for mud and snow). If you ever replace your tires with those not having a TPC Spec number range, speed rating and construction type (bias, bias-belted or radial) as your original tires. {CAUTION: - 2004 GMC Sonoma | Owner's Manual - Page 315
variations in driving habits, service practices and differences in road car tires. The Uniform Tire Quality Grading system does not apply to deep tread, winter- available on General Motors passenger cars and light trucks may vary with respect to these on straight-ahead braking traction tests, and does - 2004 GMC Sonoma | Owner's Manual - Page 316
bent, cracked or badly 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 dealer if any of these conditions exist. Your dealer will - 2004 GMC Sonoma | Owner's Manual - Page 317
injured. Always use the correct wheel, wheel bolts and wheel nuts for replacement. Notice: The wrong wheel can also cause problems with bearing life, brake cooling, speedometer or odometer calibration, headlamp aim, bumper height, vehicle ground clearance and tire or tire chain clearance to the body - 2004 GMC Sonoma | Owner's Manual - Page 318
properly. If air goes out front tire fails, the flat tire will create a drag that pulls the vehicle toward that side. Take your foot off the accelerator pedal and grip the steering wheel firmly. Steer to maintain lane position, and then gently brake brakes, suspension or other vehicle parts instructions - 2004 GMC Sonoma | Owner's Manual - Page 319
vehicle only for changing a flat tire. If a tire goes flat, the next part shows how to use your jacking equipment to change a flat tire safely. If a brake firmly. 2. Put the shift lever in PARK (P). 3. Turn off the engine. To be even more certain the vehicle won't move, you can put blocks at the front - 2004 GMC Sonoma | Owner's Manual - Page 320
Removing the Spare Tire and Tools The jacking equipment is located behind the rear seatback on the passenger's side of the vehicle. D. Bolt Location A. Wheel Wrench E. Wheel Blocks B. Bracket F. Wing Nut C. Jacking G. Rubber Band Instructions (Roll H. Jack Position and place tag behind the bracket - 2004 GMC Sonoma | Owner's Manual - Page 321
under the vehicle when it is supported by a jack, you could damage wrench, on an angle, into the hole in the rear bumper. 6. Pull the tire out from under the vehicle. drive away before the spare tire or secondary latch system cable has been reinstalled, you could damage your cap removal tool. 5-77 - 2004 GMC Sonoma | Owner's Manual - Page 322
won't fit these imitation nuts, so don't try to remove them with the socket end of the wheel wrench. If you have individual wheel nut caps that cover each nut, they must be removed in order to get to the wheel nuts. Use the socket end of the wheel wrench to remove the - 2004 GMC Sonoma | Owner's Manual - Page 323
Removing the Flat Tire and Installing the Spare Tire A. Front Frame Hole B. Rear Frame Hole (ZR2) C. Spring Hanger Hole (Standard Pickups) 1. Using the wheel wrench, loosen all the the jack you could be badly injured or killed. Never get under a vehicle when it is supported only by a jack. 5-79 - 2004 GMC Sonoma | Owner's Manual - Page 324
vehicle and even make the vehicle fall. To help avoid personal injury and vehicle damage, be sure to fit the jack lift head into the proper location before raising the vehicle. 4. Raise the vehicle by turning the jack handle clockwise. Raise the vehicle far enough off the ground so there is enough - 2004 GMC Sonoma | Owner's Manual - Page 325
{CAUTION: Rust or dirt on the wheel, or on the parts to which it is fastened, can make the wheel nuts become loose after a time. The wheel could come off and cause an accident. When you - 2004 GMC Sonoma | Owner's Manual - Page 326
. Be sure to use the correct wheel nuts. If you have to replace them, be sure to get new GM original equipment wheel nuts. Stop somewhere Notice: Improperly tightened wheel nuts can lead to brake pulsation and rotor damage. To avoid expensive brake repairs, evenly tighten the wheel nuts in the - 2004 GMC Sonoma | Owner's Manual - Page 327
. However, storing it that way for an extended period could damage the wheel. To avoid this, have the wheel repaired as soon as possible. Follow this diagram to store the underbody-mounted spare. F. Valve wheel wrench, on an angle, through the hole in the rear bumper and into the hoist shaft. 5-83 - 2004 GMC Sonoma | Owner's Manual - Page 328
to the proper location behind the seat. Secure the items. 5-84 D. Bolt Location A. Wheel Wrench E. Wheel Blocks B. Bracket F. Nut C. Jacking G. Rubber Band Instructions (Roll H. Jack Position and place instructions behind the bracket after the tools are installed.) Put the jack cover back on, if - 2004 GMC Sonoma | Owner's Manual - Page 329
wash with guide rails. The compact spare can get caught on the rails. That can damage the tire and wheel, and maybe other parts of your A. Bolt B. Cover Compact Spare Tire Although the compact spare tire was fully inflated when your vehicle was new, it can lose air after a time. Check the inflation - 2004 GMC Sonoma | Owner's Manual - Page 330
a match or get them on a hot part of the vehicle. Some are dangerous if you the manufacturer's warnings and instructions. And always open your doors or windows when you are cleaning the inside. Never use these to clean your vehicle: Do not use any of these unless this manual - 2004 GMC Sonoma | Owner's Manual - Page 331
Problems Stains caused by such things as catsup, coffee (black), egg, fruit, fruit juice, milk, soft drinks, vomit, urine and blood can be removed as follows: 1. Carefully scrape off excess stain, then sponge the soiled area with cool water. 2. If a stain remains, follow the cleaner instructions - 2004 GMC Sonoma | Owner's Manual - Page 332
Cleaning Vinyl Use warm water and a clean cloth. • Rub with a clean, damp cloth to remove dirt. You may have to do this more than once. • Things like tar, asphalt and shoe polish will stain if you don't get them off quickly. Use a clean cloth and vinyl cleaner. See your dealer for this product. - 2004 GMC Sonoma | Owner's Manual - Page 333
The paint finish on your vehicle provides beauty, depth of color, gloss retention and durability. {CAUTION: Do not bleach or dye safety belts. If you do, it may severely weaken them. In more frequent application may be required. See Part D: Recommended Fluids and Lubricants on page 6-32. 5-89 - 2004 GMC Sonoma | Owner's Manual - Page 334
to clean exterior lamps and lenses. Follow instructions under "Washing Your Vehicle." Finish Care gives more depth and gloss to the colored basecoat. Always use waxes and polishes that garaged or covered whenever possible. Protecting Exterior Bright Metal Parts Bright metal parts should be - 2004 GMC Sonoma | Owner's Manual - Page 335
Then rinse the blade with water. Check the wiper blades and clean them as necessary; replace blades that look worn. The replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection. Original manufacturer replacement parts - 2004 GMC Sonoma | Owner's Manual - Page 336
control can collect on the underbody. If these are not removed, corrosion and rust can develop on the underbody parts such as fuel lines, frame, floor pan and exhaust system even though they have corrosion protection. At least every spring, flush these materials from the underbody with plain water - 2004 GMC Sonoma | Owner's Manual - Page 337
convertible tops. Removes dirt, grime, smoke and fingerprints. Removes dirt and grime from chrome wheels and wire wheel covers. Removes dust, fingerprints, and surface contaminants. Spray on wipe off. Spot Lifter Odor Eliminator See your General Motors parts department for these products. See Part - 2004 GMC Sonoma | Owner's Manual - Page 338
an air bag system. Before attempting to add anything electrical to your vehicle, see Servicing Your Air Bag-Equipped Vehicle on page 1-52. Engine Identification The 8th character in your VIN is the engine code. This code will help you identify your engine, specifications and replacement parts. 5-94 - 2004 GMC Sonoma | Owner's Manual - Page 339
wiring checked right problems. Look at the silver-colored band inside the fuse. If the band is broken or melted, replace the fuse. Be sure you replace problem, be sure to get it fixed. Power Windows and Other Power Options Circuit breakers protect the power windows and other power accessories - 2004 GMC Sonoma | Owner's Manual - Page 340
Block The instrument panel fuse block is located at the end of the instrument panel on the driver's side of the vehicle. Remove the cover by turning the fastener counterclockwise. Extra fuses and the fuse extractor are provided in the cover. To reinstall the fuse panel cover, push in and turn the - 2004 GMC Sonoma | Owner's Manual - Page 341
, Ventilation, Air Cooling Control Head (Manual) Turn Signal Cluster, Engine Control Module Interior Lights Auxiliary Power Power Locks Motor Fuse 15 16 17 18 19 20 21 22 23 24 Usage 4WD Switch, Engine Controls (VCM, PCM, Transmission) Supplemental Inflatable Restraint Front Wiper Steering Wheel - 2004 GMC Sonoma | Owner's Manual - Page 342
Fuse Block The engine compartment fuse block is located under the hood on the driver's side of the vehicle. See Engine Compartment Overview on page 5-12 for more information on location. Remove the cover by turning the fastener counterclockwise. To reinstall the fuse panel cover, push in and - 2004 GMC Sonoma | Owner's Manual - Page 343
Left Headlamp Right Headlamp Front Parking Lamps Instrument Panel Fuse Block Feed Engine Sensors/Solenoids, MAF, CAM, PURGE, VENT Engine Control Module, Fuel Pump Module, Oil Pressure Anti-Lock Brake System Engine Control Module Injectors Fuel Pump Daytime Running Lamps Air Conditioning Horn Fuse - 2004 GMC Sonoma | Owner's Manual - Page 344
Fuse LIFTGLASS IGN C HTDSEAT HVAC TRCHMSL RRDFOG TBC CRANK Usage Liftglass Starter Solenoid, Fuel Pump, PRNDL Heated Seat Heating,Ventilation, Air Cooling System Trailer Center High Mount Stop Light Rear Defogger Truck Body Computer Clutch Switch, NSBU Switch Fuse CHMSL HAZLP VECHMSL RR DEFOG - 2004 GMC Sonoma | Owner's Manual - Page 345
Air Conditioning Capacity Air Conditioning Refrigerant R134a Automatic Transmission Drain and Refill Cooling System English 1.8 lbs 5.0 quarts 13.8 quarts Metric 0.79 kg 4.7 L 13.1 L Differential Fluid 4.0 pints 1.9 L4 Rear Axle 2.6 pints 1.2 L Front Axle Engine Oil with Filter 4.5 quarts 4.3 L Fuel - 2004 GMC Sonoma | Owner's Manual - Page 346
Capacities and Specifications Type 4300 V6 VIN Code X Transmission Automatic Spark Plug Gap 0.060 inches (1.52 mm) Firing Order 1-6-5-4-3-2 5-102 - 2004 GMC Sonoma | Owner's Manual - Page 347
27 Part C: Periodic Maintenance Inspections ...6-30 Steering, Suspension and Front Drive Axle Boot and Seal Inspection ...6-30 Exhaust System Inspection ...6-30 Fuel System Inspection ...6-30 Engine Cooling System Inspection ...6-30 Throttle System Inspection ...6-31 Transfer Case and Front Axle - 2004 GMC Sonoma | Owner's Manual - Page 348
Maintenance Schedule Introduction Important: Keep engine oil at the proper level and change as recommended. Maintenance Requirements Maintenance intervals, checks, inspections and recommended fluids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working - 2004 GMC Sonoma | Owner's Manual - Page 349
department do these jobs. Your GM dealer has GM-trained and supported service people that will perform the work using genuine GM parts. "Part B: Owner Checks and Services" tells you what should be checked and when. It also explains what you can easily do to help keep your vehicle in good condition - 2004 GMC Sonoma | Owner's Manual - Page 350
supported service people will perform the work using genuine GM parts. The proper fluids and lubricants to use are listed in Part D. Make sure whoever services your vehicle uses these. All parts should be replaced vary. You may need more frequent checks and replacements. So please read the following - 2004 GMC Sonoma | Owner's Manual - Page 351
rst). Drive Axle Service. Every 6,000 Miles (10 000 km): Tire Rotation. Every 15,000 Miles (25 000 km): Engine Air Cleaner Filter Inspection. Automatic Transmission Service (severe conditions only). Every 30,000 Miles (50 000 km): Engine Air Cleaner Filter Replacement. Fuel Filter Replacement. Every - 2004 GMC Sonoma | Owner's Manual - Page 352
whichever occurs first). Drive Axle Service. Tire Rotation. Every 15,000 Miles (25 000 km): Engine Air Cleaner Filter Inspection. Automatic Transmission Service (severe conditions only). Every 30,000 Miles (50 000 km): Fuel Filter Replacement. Engine Air Cleaner Filter Replacement. Every 50,000 Miles - 2004 GMC Sonoma | Owner's Manual - Page 353
the front suspension, ball joints, steering linkage, parking brake cable guides, propshaft splines, universal joints, constant velocity joint and brake pedal springs. + A good time to check your brakes is during tire rotation. See Brake System Inspection on page 6-31. ** Drive axle service. See Part - 2004 GMC Sonoma | Owner's Manual - Page 354
conditions, inspect filter at every engine oil change. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. (See footnote †.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote - 2004 GMC Sonoma | Owner's Manual - Page 355
❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 356
). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) ❑ Replace fuel filter. An Emission Control Service. (See footnote †.) ❑ Replace engine air cleaner filter. See Engine Air Cleaner/Filter on page - 2004 GMC Sonoma | Owner's Manual - Page 357
❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 358
❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 359
❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 360
conditions, inspect filter at every engine oil change. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. (See footnote †.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote - 2004 GMC Sonoma | Owner's Manual - Page 361
❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 362
❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 363
Lubricate the front suspension, ball joints, steering linkage, parking brake cable guides, propshaft splines, universal joints, constant velocity joint and brake pedal springs. 150,000 Miles (240 000 km) ❑ Drain, flush and refill cooling system (or every 60 months since last service, whichever occurs - 2004 GMC Sonoma | Owner's Manual - Page 364
first). (See footnote #.) ❑ Inspect engine air cleaner filter. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. (See footnote †.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See - 2004 GMC Sonoma | Owner's Manual - Page 365
Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 366
first). (See footnote #.) ❑ Inspect engine air cleaner filter. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. (See footnote †.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See - 2004 GMC Sonoma | Owner's Manual - Page 367
Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 368
first). (See footnote #.) ❑ Inspect engine air cleaner filter. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. (See footnote †.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See - 2004 GMC Sonoma | Owner's Manual - Page 369
Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. ❑ Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) ❑ Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals - 2004 GMC Sonoma | Owner's Manual - Page 370
. Pressure test the cooling system and pressure cap. An Emission Control Service. ❑ Inspect engine accessory drive belt. An Emission Control Service. 100,000 Miles (166 000 km) ❑ Inspect spark plug wires. An Emission Control Service. ❑ Replace spark plugs. An Emission Control Service. ❑ If you have - 2004 GMC Sonoma | Owner's Manual - Page 371
at each fuel fill. Engine Oil Level Check Check the engine oil level and add the proper oil if necessary. See Engine Oil on page 5-13 for further details. Cassette Tape Player Service Clean cassette tape player. Cleaning should be done every 50 hours of tape play. See Audio System(s) on page 3-35 - 2004 GMC Sonoma | Owner's Manual - Page 372
from doing its job, have it repaired. Have any torn or frayed safety belts replaced. Also look for any opened or broken air bag coverings, and have them repaired or replaced. (The air bag system does not need regular maintenance.) Spare Tire Check At least twice a year, after the monthly inflation - 2004 GMC Sonoma | Owner's Manual - Page 373
Lubricate the key lock cylinders with the lubricant specified in Part D. Body Lubrication Service Lubricate all body door and fuel door hinges, latches and locks, including the glove box and console doors, the body hood, secondary latch, pivots, spring anchor, release pawl and any moving seat - 2004 GMC Sonoma | Owner's Manual - Page 374
, but do not start the engine. Without applying the regular brake, try to move the shift lever out of PARK (P) with normal effort. If the shift lever moves out of PARK (P), your vehicle needs service. Ignition Transmission Lock Check While parked, and with the parking brake set, try to turn the - 2004 GMC Sonoma | Owner's Manual - Page 375
at once should the vehicle begin to move. • To check the PARK (P) mechanism's holding ability: With the engine running, shift to PARK (P). Then release the parking brake followed by the regular brake. Underbody Flushing Service At least every spring, use plain water to flush any corrosive materials - 2004 GMC Sonoma | Owner's Manual - Page 376
the vehicle. See Engine Exhaust on page 2-29. Fuel System Inspection Inspect the complete fuel system for damage or leaks. Steering, Suspension and Front Drive Axle Boot and Seal Inspection Inspect the front and rear suspension and steering system for damaged, loose or missing parts, signs of wear - 2004 GMC Sonoma | Owner's Manual - Page 377
(Four-Wheel Drive) Inspection Every 12 months or at engine oil change intervals, check front axle and transfer case and add lubricant when necessary. A fluid loss could indicate a problem; check and have it repaired, if needed. Check vent hose at transfer case for kinks and proper installation. More - 2004 GMC Sonoma | Owner's Manual - Page 378
Coolant. See Engine Coolant on page 5-23. Hydraulic Brake Delco Supreme 11® Brake Fluid or System equivalent DOT-3 brake fluid. Windshield ® Washer Solvent GM Optikleen Washer Solvent. Usage Fluid/Lubricant GM Power Steering Fluid (GM Part Power Steering No. U.S. 89021184, in Canada System 89021186 - 2004 GMC Sonoma | Owner's Manual - Page 379
(GM Part No. Constant U.S. 12377985, in Canada Velocity 88901242) or lubricant meeting Universal Joint requirements of NLGI #2, Category LB or GC-LB. Usage Usage Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor and Release Pawl Hood and Door Hinges, Fuel Filler Door and Folding - 2004 GMC Sonoma | Owner's Manual - Page 380
Maintenance Replacement Parts Replacement parts identified below by name, part number, or specification can be obtained from your dealer Part Air Cleaner Filter Automatic Transmission Filter Kit Fuel Filter Oil Filter PCV Valve 4300 Engine Spark Plugs Windshield Wiper Blades Length Type *ACDelco® Part - 2004 GMC Sonoma | Owner's Manual - Page 381
Engine Drive Belt Routing 6-35 - 2004 GMC Sonoma | Owner's Manual - Page 382
Part E: Maintenance Record After the scheduled services are performed, record the date, odometer reading and who performed the service and any additional information from "Owner Checks and Services" or "Periodic Maintenance" on the following record pages. Also, you should retain all maintenance - 2004 GMC Sonoma | Owner's Manual - Page 383
Maintenance Record (cont'd) Date Odometer Reading Serviced By Maintenance Record 6-37 - 2004 GMC Sonoma | Owner's Manual - Page 384
Maintenance Record (cont'd) Date Odometer Reading Serviced By Maintenance Record 6-38 - 2004 GMC Sonoma | Owner's Manual - Page 385
Government ...7-11 Reporting Safety Defects to General Motors ...7-11 Service Publications Ordering Information ...7-11 Customer Assistance and Information ...7-2 Customer Satisfaction Procedure ...7-2 Online Owner Center ...7-3 Customer Assistance for Text Telephone (TTY) Users ...7-4 Customer - 2004 GMC Sonoma | Owner's Manual - Page 386
with 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 Consumer Relations Manager - 2004 GMC Sonoma | Owner's Manual - Page 387
Steps One and Two, you should file with the BBB Auto Line Program to enforce any additional rights you may have. Canadian Center allows you to: • Get e-mail service reminders. • Access information about your specific vehicle, including tips and videos and an electronic version of this owner's manual - 2004 GMC Sonoma | Owner's Manual - Page 388
hard of hearing, or speech-impaired and who use the Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicate with GMC by dialing: 1-800-GMC-8583 (462-8583). (TTY users in Canada can dial 1-800-263-3830.) From Puerto Rico 1-800-496-9992 - 2004 GMC Sonoma | Owner's Manual - Page 389
provide you with free resource information, such as area driver assessment centers and mobility equipment installers. The offer is available for or call the GM Mobility Assistance Center at 1-800-323-9935. Text telephone (TTY) users, call 1-800-833-9935. GM of Canada also has a Mobility Program. Call - 2004 GMC Sonoma | Owner's Manual - Page 390
failures are covered under GMC's Bumper-to-Bumper warranty. However, when other services are Fuel Delivery: Delivery of enough fuel ($5 maximum) for the customer to get to the nearest service station. • Lock-out Service (identification required): Replacement keys or locksmith service will be covered - 2004 GMC Sonoma | Owner's Manual - Page 391
, text telephone (TTY) users, call 1-888-889-2438. GMC reserves the right to limit services or reimbursement to an owner or driver when, in GMC's judgement, the claims become excessive in frequency or type of occurrence. Roadside Assistance is not part of or included in the coverage provided by the - 2004 GMC Sonoma | Owner's Manual - Page 392
, keep driving it until it can be scheduled for service, unless, of course, the problem is safety-related. If it is, please call your dealership, let them know this, and ask for instructions. If the dealer requests that you simply drop the vehicle off for service, you are urged to do so as early - 2004 GMC Sonoma | Owner's Manual - Page 393
near crash event, computer systems, such as the Airbag Sensing and Diagnostic Module (SDM) in your vehicle may record information about the condition of the vehicle and how it was operated, such as engine speed, brake applications, throttle position, vehicle speed, seat belt usage, airbag readiness - 2004 GMC Sonoma | Owner's Manual - Page 394
systems , please check the OnStar subscription service agreement or manual for information . If NHTSA receives similar complaints, it may open an cannot become involved in individual problems between you, your dealer or General similar government office, • as part of GM's defense of litigation through - 2004 GMC Sonoma | Owner's Manual - Page 395
to: Transport Canada 330 Sparks Street Tower C Ottawa, Ontario K1A 0N5 Service Publications Ordering Information Service Manuals Service Manuals have the diagnosis and repair information on engines, transmission, axle, suspension, brakes, electrical, steering, body, etc. RETAIL SELL PRICE: $120.00 - 2004 GMC Sonoma | Owner's Manual - Page 396
Manual This manual provides information on unit repair service procedures, adjustments, and specifications for GM transmissions, transaxles, and transfer cases. RETAIL SELL PRICE: $50.00 Current and Past Model Order Forms Service prices are quoted in U.S. funds. Canadian residents are to make checks - 2004 GMC Sonoma | Owner's Manual - Page 397
48 Air Cleaner/Filter, Engine ...5-18 Airbag Sensing and Diagnostic Module (SDM) ...7-9 All Overseas Locations ...7-4 AM ...3-74 AM-FM Radio ...3-36 Antenna, Fixed Mast ...3-76 Antenna, XM™ Satellite Radio Antenna System ...3-76 Anti-lock Brake System ...4-7 Anti-Lock Brake, System Warning Light - 2004 GMC Sonoma | Owner's Manual - Page 398
27 Brake Parking ...2-25 System Inspection ...6-31 System Warning Light ...3-27 Brake Adjustment ...5-40 Brake Fluid ...5-37 Brake Pedal Travel ...5-39 Brake Wear ...5-39 Brakes ...5-37 Braking ...4-6 Braking in Emergencies ...4-8 Break-In, New Vehicle ...2-16 Bulb Replacement ...5-48 Center High - 2004 GMC Sonoma | Owner's Manual - Page 399
...5-52 Center Passenger Position, Safety Belts ...1-21 Certification/Tire Label ...4-49 Chains, Tires ...5-74 Charging System Light ...3-26 Check Engine Light ...3-29 Gages Warning Light ...3-34 Checking Brake Fluid ...5-38 Checking Coolant ...5-25 Checking Engine Oil ...5-13 Checking the Automatic - 2004 GMC Sonoma | Owner's Manual - Page 400
Coolant Engine Temperature Gage ...3-28 Heater, Engine ...2-19 Cooling System ...5- Service Work ...5-3 Dome Lamp ...3-16 Door Locks ...2-7 Power Door Locks ...2-8 Programmable Automatic Door Locks ...2-8 Rear Door Security Locks ...2-10 Driver Position, Safety Belt ...1-14 Driver Information Center - 2004 GMC Sonoma | Owner's Manual - Page 401
5-95 3-31 Engine Air Cleaner/Filter ...5-18 Battery ...5-40 Check and Service Engine Soon Light ...3-29 Coolant ...5-23 Coolant Heater ...2-19 Coolant Temperature Gage ...3-28 Cooling System Inspection ...6-30 Drive Belt Routing ...6-35 Engine Compartment Overview ...5-12 Exhaust ...2-29 Fan Noise - 2004 GMC Sonoma | Owner's Manual - Page 402
Octane ...5-4 Gasoline Specifications ...5-5 Low Warning Light ...3-35 System Inspection ...6-30 Fuses Fuses and Circuit Breakers ...5-95 Windshield Wiper ...5-95 G Gage Check Gages Warning Light ...Engine Coolant Temperature ...Fuel ...Oil Pressure ...Speedometer ...Tachometer ...Voltmeter Gage - 2004 GMC Sonoma | Owner's Manual - Page 403
...5-32 How to Check ...5-67 How to Check Lubricant ...5-46, 5-47 How to Check Power Steering Fluid ...5-36 How to Check the Automatic Transmission Fluid ...5-20 How to Inspect the Engine Air Cleaner/Filter ...5-18 How to Use This Manual ...ii How to Wear Safety Belts Properly ...1-13 Hydroplaning - 2004 GMC Sonoma | Owner's Manual - Page 404
Vehicle With the Engine Running ...Light Air Bag Readiness ...Anti-Lock Brake System Warning ...Brake System Warning ...Charging System ...Check Gages Warning ...Low Fuel Warning ...Malfunction Indicator ...Safety Belt Reminder ...Security ...Service Four-Wheel-Drive Warning Light ...Loading Your - 2004 GMC Sonoma | Owner's Manual - Page 405
Light ...3-35 Luggage Carrier ...2-40 Lumbar Power Controls ...1-4 M Maintenance Schedule At Each Fuel Fill ...At Least Four Times a Year ...At Least Once a Month ...At Least Once a Year ...At Least Twice a Year ...Brake System Inspection ...Engine Cooling System Inspection ...Exhaust System - 2004 GMC Sonoma | Owner's Manual - Page 406
Headlamp System ...5-49 Online Owner Center ...7-3 Operating Your All-Wheel-Drive Vehicle Off Paved Roads ...4-14 Operation ...3-18 Other Warning Devices ...3-5 Outlet Adjustment ...3-20 Outside Convex Mirror ...2-32 Heated Mirrors ...2-32 Manual Mirror ...2-31 Power Mirrors ...2-32 Overhead Console - 2004 GMC Sonoma | Owner's Manual - Page 407
Power Accessory Outlets ...3-16 Door Locks ...2-8 Electrical System ...5-95 Lumbar Controls ...1-4 Seat ...1-3 Steering Fluid ...5-35 Windows ...2-13 Power Steering ...4-9 Programmable Automatic Door Locks ...2-8 Q Questions and Answers About Safety Belts ...1-12 R Radiator Pressure Cap ...Radio - 2004 GMC Sonoma | Owner's Manual - Page 408
Replacing Restraint System Parts After a Crash ...1-54 Restraint Systems Checking ...1-53 Replacing Parts ...1-54 Retained Accessory Power (RAP) ...2-18 Right Front Passenger Position, Safety Belts ...1-21 Roadside Assistance Program ...7-6 Rocking Your Vehicle To Get It Out ...4-43 Routing, Engine - 2004 GMC Sonoma | Owner's Manual - Page 409
12 Service Engine Soon Light in the United States or Check Engine Light in Canada ...3-29 Service Manuals ...7-11 Servicing Your Air Bag-Equipped Vehicle ...1-52 Setting Preset PTYs (RDS Only) ...3-64 Setting Preset Stations ...3-37, 3-41, 3-50, 3-61 Setting the Time Radios with Radio Data Systems - 2004 GMC Sonoma | Owner's Manual - Page 410
in Emergencies ...4-10 Steering, Suspension and Front Drive Axle Boot and Seal Inspection ...6-30 Steering Tips ...4-9 Storage Garment Hooks ...2-40 Storage Areas Front Storage Area ...2-40 Glove Box ...2-33 Luggage Carrier ...2-40 Overhead Console ...2-33 Storing a Flat or Spare Tire and Tools - 2004 GMC Sonoma | Owner's Manual - Page 411
60 Transfer Case ...2-23, 5-46 Transfer Case and Front Axle (Four-Wheel Drive) Inspection ...6-31 Transmission Fluid, Automatic ...5-19 Transmission Operation, Automatic ...2-20 Transmission, Transaxle, Transfer Case Unit Repair Manual ...7-12 Transportation Options ...7-8 Traveling to Remote Areas - 2004 GMC Sonoma | Owner's Manual - Page 412
...5-19 When to Check Power Steering Fluid ...5-35 When to Inspect the Engine Air Cleaner/Filter ...5-18 When You Are Ready to Leave After Parking on a Hill ...4-63 Where to Put the Restraint ...1-36 Why Safety Belts Work ...1-9 Window Lockout ...2-13 Windows ...2-12 Manual ...2-12 Power ...2-13