2007 Chevrolet Avalanche Owners Manual

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the vehicle placard or tire inﬂation pressure label, you should determine the proper tire inﬂation pressure for those tires.) As an added safety feature, your vehicle has been equipped with a tire pressure monitoring system (TPMS) that illuminates a low tire pressure telltale when one or more of your tires is signiﬁcantly under-inﬂated. 511 When the malfunction indicator is illuminated, the system may not be able to detect or signal low tire pressure as intended. TPMS malfunctions may occur for a variety of reasons, including the installation of replacement or alternate tires or wheels on the vehicle that prevent the TPMS from functioning properly. Always check the TPMS malfunction telltale after replacing one or more tires or wheels on your vehicle to ensure that the replacement or alternate tires and wheels allow the TPMS to continue to function properly. The CHECK TIRE PRESSURE warning message and low tire pressure light (telltale) will come on each time the vehicle is started until the tires are inﬂated to the correct inﬂation pressure. Accordingly, when the low tire pressure telltale illuminates, you should stop and check your tires as soon as possible, and inﬂate them to the proper pressure. Driving on a signiﬁcantly under-inﬂated tire causes the tire to overheat and can lead to tire failure. Under-inﬂation also reduces fuel efficiency and tire tread life, and may affect the vehicle’s handling and stopping ability. Please note that the TPMS is not a substitute for proper tire maintenance, and it is the driver’s responsibility to maintain correct tire pressure, even if under-inﬂation has not reached the level to trigger illumination of the TPMS low tire pressure telltale. Your vehicle has also been equipped with a TPMS malfunction indicator to indicate when the system is not operating properly. The TPMS malfunction indicator is combined with the low tire pressure telltale. When the system detects a malfunction, the telltale will ﬂash for approximately one minute and then remain continuously illuminated. This sequence will continue upon subsequent vehicle start-ups as long as the malfunction exists. 512 The Tire and Loading Information label (tire information placard) shows the size of your vehicle’s original tires and the correct inﬂation pressure for your vehicle’s tires when they are cold. See Inﬂation - Tire Pressure on page 509. For the location of the tire and loading information label, see Loading Your Vehicle on page 409. Your vehicle’s TPMS can alert you about a low tire pressure condition but it does not replace normal tire maintenance. See Tire Inspection and Rotation on page 515 and Tires on page 500. Notice: Do not use a tire sealant if your vehicle has Tire Pressure Monitors. The liquid sealant can damage the tire pressure monitor sensors. Resetting the TPMS Identiﬁcation Codes Each TPMS sensor has a unique identiﬁcation code. Any time you rotate your vehicle’s tires or replace one or more of the TPMS sensors, the identiﬁcation codes will need to be matched to the new tire/wheel position. The sensors are matched to the tire/wheel positions in the following order: driver’s side front tire, passengers side front tire, passengers side rear tire, and driver’s side rear tire using a TPMS diagnostic tool. See your GM dealer for service. The TPMS sensors may also be matched to each tire/wheel position by increasing or decreasing the tire’s air pressure. If increasing the tire’s air pressure, do not exceed the maximum inﬂation pressure indicated on the tire’s sidewall. You will have two minutes to match the ﬁrst tire/wheel position, and ﬁve minutes overall to match all four tire/wheel positions. If it takes longer than two minutes, to match the ﬁrst tire and wheel, or more than ﬁve minutes to match all four tire and wheel positions the matching process stops and you will need to start over. 513 The TPMS sensor matching process is outlined below: 1. Set the parking brake. 2. Turn the ignition switch to RUN with the engine off. 3. Using the DIC, press the vehicle information button until the RELEARN TIRE POSITIONS message displays. If your vehicle does not have the DIC buttons, press the trip odometer reset stem located on the instrument panel cluster until the RELEARN TIRE POSITIONS message displays. 4. If your vehicle has the DIC buttons, press the set/reset button. The horn will sound twice to indicate the TPMS receiver is ready, and the TIRE LEARNING ACTIVE message will display. If your vehicle does not have the DIC buttons, press and hold the trip odometer reset stem until the horn chirps twice and the TIRE LEARNING ACTIVE message is displayed. 5. Start with the driver’s side front tire. 6. Remove the valve cap from the valve cap stem. Activate the TPMS sensor by increasing or decreasing the tire’s air pressure for ﬁve seconds, or until a horn chirp sounds. The horn chirp, which make take up to 30 seconds 514 to sound, conﬁrms that the sensor identiﬁcation code has been matched to this tire and wheel position. To decrease air-pressure out of a tire you can use the pointed end of the valve cap, a pencil-style air pressure gage, or a key. 7. Proceed to the passenger’s side front tire, and repeat the procedure in Step 6. 8. Proceed to the passenger’s side rear tire, and repeat the procedure in Step 6. 9. Proceed to the driver’s side rear tire, and repeat the procedure in Step 6. 10. After hearing the conﬁrming horn chirp for the driver’s side rear tire, the horn chirp will sound two more times to signal the tire learning mode is no longer active. Turn the ignition switch to LOCK. 11. Set all four tires to the recommended air pressure level as indicated on the Tire and Loading Information label. 12. Put the valve caps back on the valve stems The spare tire does not have a TPMS sensor. If you replace one of the road tires with the spare, the SERVICE TIRE MONITOR message will be displayed on the DIC screen. This message should go off once you re-install the road tire containing the TPMS sensor. Federal Communications Commission (FCC) and Industry and Science Canada The Tire Pressure Monitor System (TPMS) operates on a radio frequency and complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference. 2. This device must accept any interference received, including interference that may cause undesired operation. The Tire Pressure Monitor System (TPMS) operates on a radio frequency and complies with RSS-210 of Industry and Science Canada. Operation is subject to the following two conditions: 1. This device may not cause interference. 2. This device must accept any interference received, including interference that may cause undesired operation of the device. Changes or modiﬁcations to this system by other than an authorized service facility could void authorization to use this equipment. Tire Inspection and Rotation Tires should be rotated every 5,000 to 8,000 miles (8 000 to 13 000 km). Any time you notice unusual wear, rotate your tires as soon as possible and check wheel alignment. Also check for damaged tires or wheels. See When It Is Time for New Tires on page 517 and Wheel Replacement on page 522 for more information. Make sure the spare tire is stored securely. Push, pull, and then try to rotate or turn the tire. If it moves, use the ratchet/wheel wrench to tighten the cable. See Changing a Flat Tire on page 526. The purpose of regular rotation is to achieve more uniform wear for all tires on the vehicle. The ﬁrst rotation is the most important. See Scheduled Maintenance on page 573. 515 Make certain that all wheel nuts are properly tightened. See “Wheel Nut Torque” under Capacities and Speciﬁcations on page 566. {CAUTION: Rust or dirt on a wheel, or on the parts to which it is fastened, can make wheel nuts become loose after a time. The wheel could come off and cause an accident. When you change a wheel, remove any rust or dirt from places where the wheel attaches to the vehicle. In an emergency, you can use a cloth or a paper towel to do this; but be sure to use a scraper or wire brush later, if needed, to get all the rust or dirt off. See Changing a Flat Tire on page 526. When rotating your vehicle’s tires, always use the correct rotation pattern shown here. Do not include the spare tire in the tire rotation. After the tires have been rotated, adjust the front and rear inﬂation pressures as shown on the tire and loading information label. See Loading Your Vehicle on page 409 and Inﬂation - Tire Pressure on page 509, for more information. Vehicles that have the Tire Pressure Monitor System (TPMS) will need to have the TPMS sensors reset after a tire rotation. See “TPMS Sensor Identiﬁcation Codes” under Tire Pressure Monitor System on page 510. 516 When It Is Time for New Tires One way to tell when it is time for new tires is to check the treadwear indicators, which will appear when your tires have only 1/16 inch (1.6 mm) or less of tread remaining. Some commercial truck tires may not have treadwear indicators. You need a new tire if any of the following statements are true: (cid:127) You can see the indicators at three or more places around the tire. (cid:127) You can see cord or fabric showing through the tire’s rubber. (cid:127) The tread or sidewall is cracked, cut or snagged deep enough to show cord or fabric. (cid:127) The tire has a bump, bulge, or split. (cid:127) The tire has a puncture, cut, or other damage that cannot be repaired well because of the size or location of the damage. 517 Buying New Tires GM has developed and matched speciﬁc tires for your vehicle. The original equipment tires installed on your vehicle, when it was new, were designed to meet General Motors Tire Performance Criteria Speciﬁcation (TPC spec) system rating. If you need replacement tires, GM strongly recommends that you get tires with the same TPC Spec rating. This way, your vehicle will continue to have tires that are designed to give the same performance and vehicle safety, during normal use, as the original tires. GM’s exclusive TPC Spec system considers over a dozen critical speciﬁcations that impact the overall performance of your vehicle, including brake system performance, ride and handling, traction control, and tire pressure monitoring performance. GM’s TPC Spec number is molded onto the tire’s sidewall by the tire manufacturer. If the tires have an all-season tread design, the TPC spec number will be followed by an MS for mud and snow. See Tire Sidewall Labeling on page 502 for additional information. 518 {CAUTION: Mixing tires could cause you to lose control while driving. If you mix tires of different sizes, brands, or types (radial and bias-belted tires), the vehicle may not handle properly, and you could have a crash. Using tires of different sizes, brands or types may also cause damage to your vehicle. Be sure to use the same size, brand, and type tires on all wheels. Your vehicle may have a different size spare than the road tires (those originally installed on your vehicle). When new, your vehicle included a spare tire and wheel assembly with a similar overall diameter as your vehicle’s road tires and wheels, so it is all right to drive on it. Because this spare was developed for use on your vehicle, it will not affect vehicle handling. {CAUTION: If you use bias-ply tires on your vehicle, the wheel rim ﬂanges could develop cracks after many miles of driving. A tire and/or wheel could fail suddenly, causing a crash. Use only radial-ply tires with the wheels on your vehicle. If you must replace your vehicle’s tires with those that do not have a TPC Spec number, make sure they are the same size, load range, speed rating, and construction type (radial and bias-belted tires) as your vehicle’s original tires. Vehicles that have a tire pressure monitoring system may give an inaccurate low-pressure warning if non-TPC spec rated tires are installed on your vehicle. Non-TPC Spec rated tires may give a low-pressure warning that is higher or lower than the proper warning level you would get with TPC Spec rated tires. See Tire Pressure Monitor System on page 510. Your vehicle’s original equipment tires are listed on the Tire and Loading Information Label. This label is attached to the vehicle’s center pillar (B-pillar). See Loading Your Vehicle on page 409, for more information about the Tire and Loading Information Label and its location on your vehicle. 519 Different Size Tires and Wheels If you add wheels or tires that are a different size than your original equipment wheels and tires, this may affect the way your vehicle performs, including its braking, ride and handling characteristics, stability, and resistance to rollover. Additionally, if your vehicle has electronic systems such as, anti-lock brakes, traction control, and electronic stability control, the performance of these systems can be affected. {CAUTION: If you add different sized wheels, your vehicle may not provide an acceptable level of performance and safety if tires not recommended for those wheels are selected. You may increase the chance that you will crash and suffer serious injury. Only use GM speciﬁc wheel and tire systems developed for your vehicle, and have them properly installed by a GM certiﬁed technician. 520 See Buying New Tires on page 518 and Accessories and Modiﬁcations on page 440 for additional information. Uniform Tire Quality Grading Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: Treadwear 200 Traction AA Temperature A The following information relates to the system developed by the United States National Highway Traffic Safety Administration (NHTSA), which grades tires by treadwear, traction, and temperature performance. This applies only to vehicles sold in the United States. The grades are molded on the sidewalls of most passenger car tires. The Uniform Tire Quality Grading (UTQG) system does not apply to deep tread, winter-type snow tires, space-saver, or temporary use spare tires, tires with nominal rim diameters of 10 to 12 inches (25 to 30 cm), or to some limited-production tires. While the tires available on General Motors passenger cars and light trucks may vary with respect to these grades, they must also conform to federal safety requirements and additional General Motors Tire Performance Criteria (TPC) standards. Treadwear The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a speciﬁed government test course. For example, a tire graded 150 would wear one and a half (1.5) times as well on the government course as a tire graded 100. The relative performance of tires depends upon the actual conditions of their use, however, and may depart signiﬁcantly from the norm due to variations in driving habits, service practices, and differences in road characteristics and climate. Traction – AA, A, B, C The traction grades, from highest to lowest, are AA, A, B, and C. Those grades represent the tire’s ability to stop on wet pavement as measured under controlled conditions on speciﬁed government test surfaces of asphalt and concrete. A tire marked C may have poor traction performance. Warning: The traction grade assigned to this tire is based on straight-ahead braking traction tests, and does not include acceleration, cornering, hydroplaning, or peak traction characteristics. 521 Temperature – A, B, C The temperature grades are A (the highest), B, and C, representing the tire’s resistance to the generation of heat and its ability to dissipate heat when tested under controlled conditions on a speciﬁed indoor laboratory test wheel. Sustained high temperature can cause the material of the tire to degenerate and reduce tire life, and excessive temperature can lead to sudden tire failure. The grade C corresponds to a level of performance which all passenger car tires must meet under the Federal Motor Vehicle Safety Standard No. 109. Grades B and A represent higher levels of performance on the laboratory test wheel than the minimum required by law. Warning: The temperature grade for this tire is established for a tire that is properly inﬂated and not overloaded. Excessive speed, underinﬂation, or excessive loading, either separately or in combination, can cause heat buildup and possible tire failure. Wheel Alignment and Tire Balance The tires and wheels on your vehicle were aligned and balanced carefully at the factory to give you the longest tire life and best overall performance. Adjustments to wheel alignment and tire balancing will not be necessary on a regular basis. However, if you notice unusual tire wear or your vehicle pulling to one side or the other, the alignment may need to be checked. If you notice your vehicle vibrating when driving on a smooth road, your tires and wheels may need to be rebalanced. See your dealer for proper diagnosis. Wheel Replacement Replace any wheel that is 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 know the kind of wheel you need. 522 Each new wheel should have the same load-carrying capacity, diameter, width, offset and be mounted the same way as the one it replaces. If you need to replace any of your wheels, wheel bolts, or wheel nuts, replace them only with new GM original equipment parts. This way, you will be sure to have the right wheel, wheel bolts, and wheel nuts for your vehicle. Notice: The wrong wheel can also cause problems with bearing life, brake cooling, speedometer or odometer calibration, headlamp aim, bumper height, vehicle ground clearance, and tire or tire chain clearance to the body and chassis. See Changing a Flat Tire on page 526 for more information. Used Replacement Wheels {CAUTION: Using the wrong replacement wheels, wheel bolts, or wheel nuts on your vehicle can be dangerous. It could affect the braking and handling of your vehicle, make your tires lose air and make you lose control. You could have a collision in which you or others could be injured. Always use the correct wheel, wheel bolts, and wheel nuts for replacement. {CAUTION: Putting a used wheel on your vehicle is dangerous. You cannot know how it has been used or how far it has been driven. It could fail suddenly and cause a crash. If you have to replace a wheel, use a new GM original equipment wheel. 523 Tire Chains {CAUTION: If your vehicle has P265/65R18 or P275/55R20 size tires, do not use tire chains. They can damage your vehicle because there is not enough clearance. Tire chains used on a vehicle without the proper amount of clearance can cause damage to the brakes, suspension, or other vehicle parts. The area damaged by the tire chains could cause you to lose control of your vehicle and you or others may be injured in a crash. Use another type of traction device only if its manufacturer recommends it for use on your vehicle and tire size combination and road conditions. Follow that manufacturer’s instructions. CAUTION: (Continued) 524 CAUTION: (Continued) To help avoid damage to your vehicle, drive slowly, readjust or remove the device if it is contacting your vehicle, and do not spin your vehicle’s wheels. If you do ﬁnd traction devices that will ﬁt, install them on the rear tires. If your vehicle has P265/70R17 size Notice: tires, use tire chains only where legal and only when you must. Use chains that are the proper size for your vehicle’s tires. Install them on the rear tires only. Do not use chains on the front tires. Tighten them as tightly as possible with the ends securely fastened. Drive slowly and follow the chain manufacturer’s instructions. If you can hear the chains contacting your vehicle, stop and retighten them. If the contact continues, slow down until it stops. Driving too fast or spinning the wheels with chains on will damage your vehicle. If a Tire Goes Flat It is unusual for a tire to blowout while you are driving, especially if you maintain your vehicle’s tires properly. If air goes out of a tire, it is much more likely to leak out slowly. But if you should ever have a blowout, here are a few tips about what to expect and what to do: If a 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 to a stop well out of the traffic lane. A rear blowout, particularly on a curve, acts much like a skid and may require the same correction you would use in a skid. In any rear blowout remove your foot from the accelerator pedal. Get the vehicle under control by steering the way you want the vehicle to go. It may be very bumpy and noisy, but you can still steer. Gently brake to a stop, well off the road if possible. {CAUTION: Lifting a vehicle and getting under it to do maintenance or repairs is dangerous without the appropriate safety equipment and training. The jack provided with your vehicle is designed only for changing a ﬂat tire. If it is used for anything else, you or others could be badly injured or killed if the vehicle slips off the jack. Use the jack provided with your vehicle only for changing a ﬂat tire. If a tire goes ﬂat, the next part shows how to use the jacking equipment to change a ﬂat tire safely. 525 CAUTION: (Continued) 4. Turn off the engine and do not restart while the vehicle is raised. 5. Do not allow passengers to remain in the vehicle. 6. Put the wheel blocks at the front and rear of the tire farthest away from the one being changed. That would be the tire on the other side, at the opposite end of the vehicle. When your vehicle has a ﬂat tire, use the following example as a guide to assist you in the placement of wheel blocks. Changing a Flat Tire If a tire goes ﬂat, avoid further tire and wheel damage by driving slowly to a level place. Turn on your hazard warning ﬂashers. See Hazard Warning Flashers on page 204 for more information. {CAUTION: Changing a tire can be dangerous. The vehicle can slip off the jack and roll over or fall on you or other people. You and they could be badly injured or even killed. Find a level place to change your tire. To help prevent the vehicle from moving: 1. Set the parking brake ﬁrmly. 2. Put the shift lever in PARK (P). 3. If you have a four-wheel-drive vehicle, be sure the transfer case is in a drive gear — not in NEUTRAL. CAUTION: (Continued) 526 The following information will tell you how to use the jack and change a tire. Removing the Spare Tire and Tools The jack and the wheel blocks are located under a cover near the passenger side rear seat. To remove the jack and wheel blocks, do the following: Rear Seat (Passenger Side) Jack Cover 1. Remove the jack cover by turning the two wing nuts one-quarter turn counterclockwise and pulling the jack cover off. 527 3. Remove the wheel blocks (A) attached to the jack (E) by turning the wing nut (C) counterclockwise. Place the wheel blocks where needed as indicated in previously in this section. The tools for changing a ﬂat tire are located in the passenger’s side top-box storage unit. To remove the tools, do the following: 1. Open the top door on the passenger’s side top-box storage unit. Use the ignition/door key to unlock it if it is locked. See Top-Box Storage on page 190 for more information. A. Wheel Blocks B. Knob C. Wing Nut D. Retaining Hook E. Jack F. Jack Head G. Mounting Bracket 2. Release the jack (E) from the mounting bracket (G) by turning the knob (B) on the jack counterclockwise to lower the jack head (F) from the mounting bracket. 528 Top-Box Storage Unit (Passenger’s Side) 2. Remove the black pouch from the storage box. You now have all of the tools you will need to lower the spare tire and change a ﬂat. To access the spare tire, refer to the following graphics and instructions: A. Spare Tire (Valve Stem Pointed Down) B. Hoist Assembly C. Hoist Cable D. Tire Retainer E. Hoist Shaft F. Hoist End of Extension Tool G. Hoist Shaft Access Hole H. Wheel Wrench I. Jack Handle Extension J. Spare Tire Lock 529 1. Open the hoist shaft access cover on the bumper to access the spare tire lock (J). 2. Insert the ignition key, turn it clockwise and then pull it to remove the spare tire lock. 4. Insert the open end of the extension (F) through the hole in the rear bumper (G) (hoist shaft access hole). 3. Assemble the two jack handle extensions (I) and wheel wrench (H) as shown. Be sure the hoist end (F) of the extension connects to the hoist shaft. The ribbed square end of the extension is used to lower the spare tire. 530 5. Turn the wheel wrench counterclockwise to lower the spare tire to the ground. Continue to turn the wheel wrench until the spare tire can be pulled out from under the vehicle. If the spare tire does not lower to the ground, the secondary latch is engaged causing the tire not to lower. See Secondary Latch System on page 539 for more information. 6. Use the wheel wrench hook that allows you to pull the hoist cable towards you, to assist in reaching the spare tire. 7. Tilt the tire retainer at the end of the cable when the tire has been lowered, so it can be pulled up through the wheel opening. 8. Put the spare tire near the ﬂat tire. 531 Removing the Flat Tire and Installing the Spare Tire Use the following pictures and instructions to remove the ﬂat tire and raise the vehicle. 1. If your vehicle has wheel nut caps, loosen them by turning the wheel wrench counterclockwise. If the vehicle has a center cap with wheel nut caps, the wheel nut caps are designed to stay with the center cap after they are loosened. Remove the entire center cap. If the wheel has a smooth center cap, place the chisel end of the wheel wrench in the slot on the wheel and gently pry it out. The tools you will be using include the jack (A), the wheel blocks (B), the jack handle (C), the jack handle extensions (D), and the wheel wrench (E). 532 2. Use the wheel wrench to loosen all the wheel nuts. Turn the wheel wrench counterclockwise to loosen the wheel nuts. Do not remove the wheel nuts yet. Jacking Locations (Overall View) A. Front Position B. Rear Position {CAUTION: Getting under a vehicle when it is jacked up is dangerous. If the vehicle slips off the jack you could be badly injured or killed. Never get under a vehicle when it is supported only by a jack. 533 {CAUTION: Raising your vehicle with the jack improperly positioned can damage the 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. 3. Position the jack under the vehicle as shown. Front Position 534 Front Tire Flat: If the ﬂat tire is on a front tire of the vehicle, you will need to use the jack handle and only one jack handle extension. Attach the wheel wrench to the jack handle extension. Attach the jack handle to the jack (A). Position the jack on the frame behind the ﬂat tire near the front body mount as shown. Turn the wheel wrench clockwise to raise the vehicle. Raise the vehicle far enough off the ground so there is enough room for the spare tire to clear the ground. Rear Position Rear Tire Flat: If the ﬂat tire is on a rear tire of the vehicle, you will need to use the jack handle (B) and both jack handle extensions (C). Attach the wheel wrench (D) to the jack handle extensions (C). Attach the jack handle (B) to the jack (A). Use the jacking pad provided on the rear axle. Turn the wheel wrench (D) clockwise to raise the vehicle. Raise the vehicle far enough off the ground so there is enough room for the spare tire to clear the ground. 535 4. Remove all the wheel nuts. {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 change a wheel, remove any rust or dirt from the places where the wheel attaches to the vehicle. In an emergency, you can use a cloth or a paper towel to do this; but be sure to use a scraper or wire brush later, if needed, to get all the rust or dirt off. 5. Take off the ﬂat tire. 536 6. Remove any rust or dirt from the wheel bolts, mounting surfaces, and spare wheel. 9. Tighten each wheel nut by hand. Then use the wheel wrench to tighten the wheel nuts until the wheel is held against the hub. 10. Turn the wheel wrench counterclockwise to lower the vehicle. Lower the jack completely. 7. Install the spare tire. {CAUTION: Never use oil or grease on studs or nuts. If you do, the nuts might come loose. Your wheel could fall off, causing a serious accident. 8. Put the wheel nuts back on with the rounded end of the nuts toward the wheel after mounting the spare tire. {CAUTION: Incorrect wheel nuts or improperly tightened wheel nuts can cause the wheel to come loose and even come off. This could lead to an accident. 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 as soon as you can and have the nuts tightened with a torque wrench to the proper torque speciﬁcation. See Capacities and Speciﬁcations on page 566 for wheel nut torque speciﬁcation. 537 When you reinstall the full-size wheel and tire, you must also reinstall the wheel cover with attached plastic nuts, the plastic nut caps, or the smooth center cap. (cid:127) If you are reinstalling a wheel cover with attached plastic nuts, place it on the wheel and tighten the nuts by hand to get them started. Then tighten the nut caps with the wheel wrench until they are snug. Do not overtighten the nut caps or they may break. If you are reinstalling plastic nut caps, tighten the nuts by hand to get them started. Then tighten the nut caps with the wheel wrench until they are snug. Do not overtighten the nut caps or they may break. If you are reinstalling the smooth center cap, place it on the wheel and tap it into place until it seats ﬂush with the wheel. Improperly tightened wheel nuts can Notice: lead to brake pulsation and rotor damage. To avoid expensive brake repairs, evenly tighten the wheel nuts in the proper sequence and to the proper torque speciﬁcation. See Capacities and Speciﬁcations on page 566 for the wheel nut torque speciﬁcation. 11. Tighten the nuts ﬁrmly in a crisscross sequence as shown by turning the wheel wrench clockwise. (cid:127) (cid:127) 538 Secondary Latch System Your vehicle has an underbody-mounted tire hoist assembly which has a secondary latch system. It is designed to stop the spare tire from suddenly falling off your vehicle. For the secondary latch to work, the spare tire must be installed with the valve stem pointing down. See Storing a Flat or Spare Tire and Tools on page 542. {CAUTION: Before beginning this procedure read all the instructions. Failure to read and follow the instructions could damage the hoist assembly and you and others could get hurt. Read and follow the instructions listed next. To release the spare tire from the secondary latch, do the following: 1. Check under the vehicle to see if the cable end is visible. If the cable is not visible, proceed to Step 6. 2. If it is visible, ﬁrst try to tighten the cable by turning the wheel wrench clockwise until you hear two clicks or feel it skip twice. You cannot overtighten the cable. 3. Loosen the cable by turning the wheel wrench counterclockwise three or four turns. 539 4. Repeat this procedure at least two times. If the spare tire lowers to the ground, continue with Step 5 of Removing the Spare Tire and Tools on page 527. 5. If the spare tire does not lower, turn the wheel wrench counterclockwise until approximately 6 inches (15 cm) of cable is exposed. 6. Stand the wheel blocks on their shortest ends, with the backs facing each other. 7. Place the bottom edge of the jack (A) on the wheel blocks (B), separating them so that the jack is balanced securely. 540 8. Attach the jack handle, extension, and wheel wrench to the jack and place it (with the wheel blocks) under the vehicle toward the front of the rear bumper. {CAUTION: Someone standing too close during the procedure could be injured by the jack. If the spare tire does not slide off the jack completely, make sure no one is behind you or on either side of you as you pull the jack out from under the spare. 13. Disconnect the jack handle from the jack and carefully remove the jack with the other hand. 14. Use one hand to push against the spare while ﬁrmly pulling the jack out from under the spare tire with the other hand. If the spare tire is hanging from the cable, insert the hoist end of the extension, and wheel wrench into the hoist shaft hole in the bumper and turn the wheel wrench counterclockwise to lower the spare tire the rest of the way. 541 9. Position the center lift point of the jack under the center of the spare tire. 10. Turn the wheel wrench clockwise to raise the jack until it lifts the end ﬁtting. 11. Continue raising the jack until the spare tire stops moving upward and is held ﬁrmly in place so that the secondary latch has released and the spare tire is balancing on the jack. 12. Lower the jack by turning the wheel wrench counterclockwise. Keep lowering the jack until the spare tire slides off the jack or is hanging by the cable. 15. Tilt the tire retainer at the end of the cable and pull it through the wheel opening. Pull the tire out from under the vehicle. 16. Turn the wheel wrench in the hoist shaft hole in the bumper clockwise to raise the cable back up if the cable is hanging under the vehicle. Have the hoist assembly inspected as soon as you can. You will not be able to store a spare or ﬂat tire using the hoist assembly until it has been replaced. To continue changing the ﬂat tire, see Removing the Flat Tire and Installing the Spare Tire on page 532. 542 Storing a Flat or Spare Tire and Tools {CAUTION: Storing a jack, a tire, or other equipment in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Store all these in the proper place. Notice: Storing an aluminum wheel with a ﬂat tire under your vehicle for an extended period of time or with the valve stem pointing up may damage the wheel. Always stow the wheel with the valve stem pointing down and have the wheel/tire repaired as soon as possible. Store the tire under the rear of the vehicle in the spare tire carrier. Refer to the following graphics and instructions to help you: 1. Put the tire (A) on the ground at the rear of the vehicle with the valve stem pointed down, and to the rear. 2. Tilt the tire retainer (D) downward and through the wheel opening. Make sure the retainer is fully seated across the underside of the wheel. A. Spare Tire/Flat Tire (Valve Stem Pointed Down) B. Hoist Assembly C. Hoist Cable D. Tire Retainer E. Hoist Shaft F. Hoist End of Extension Tool G. Hoist Shaft Access Hole H. Wheel Wrench I. Jack Handle Extension J. Spare Tire Lock 3. Assemble the two jack handle extensions (I) and wheel wrench (H) as shown. 543 4. Insert the open end of the extension (F) through the hole in the rear bumper (G) (hoist shaft access hole). 5. Raise the tire part way upward. Make sure the retainer is seated in the wheel opening. 6. Raise the tire fully against the underside of the vehicle by turning the wheel wrench clockwise until you hear two clicks or feel it skip twice. You cannot overtighten the cable. 7. Make sure the tire is stored securely. Push, pull (A), and then try to turn (B) the tire. If the tire moves, use the wheel wrench to tighten the cable. 8. Reinstall the spare tire lock. 9. Close the hoist shaft access cover. 544 To store the tools, follow these steps: 1. Return the tools to the tool bag and place it back in the top-box storage unit. 2. Assemble the wheel blocks and jack together with the wing nut by reversing Step 2 under Removing the Spare Tire and Tools on page 527. 3. Replace the jack cover and tighten the jack-cover wing nuts. Spare Tire Your vehicle, when new, had a fully-inﬂated spare tire. A spare tire may lose air over time, so check its inﬂation pressure regularly. See Inﬂation - Tire Pressure on page 509 and Loading Your Vehicle on page 409 for information regarding proper tire inﬂation and loading your vehicle. For instruction on how to remove, install or store a spare tire, see Removing the Flat Tire and Installing the Spare Tire on page 532 and Storing a Flat or Spare Tire and Tools on page 542. If your vehicle has four-wheel drive Notice: and the different size spare tire is installed on your vehicle, do not drive in four-wheel drive until you can have your ﬂat tire repaired and/or replaced. You could damage your vehicle, and the repair costs would not be covered by your warranty. Never use four-wheel drive when the different size spare tire is installed on your vehicle. Your vehicle may have a different size spare tire than the road tires originally installed on your vehicle. This spare tire was developed for use on your vehicle, so it is all right to drive on it. If your vehicle has four-wheel drive and the different size spare tire is installed, keep the vehicle in two-wheel drive. After installing the spare tire on your vehicle, you should stop as soon as possible and make sure the spare tire is correctly inﬂated. Have the damaged or ﬂat road tire repaired or replaced as soon as you can and installed back onto your vehicle. This way, the spare tire will be available in case you need it again. 545 Do not mix tires and wheels of different sizes, because they will not ﬁt. Keep your spare tire and its wheel together. If your vehicle has a spare tire that does not match your vehicle’s original road tires and wheels in size and type, do not include the spare in the tire rotation. Appearance Care Cleaning the Inside of Your Vehicle Your vehicle’s interior will continue to look its best if it is cleaned often. Although not always visible, dust and dirt can accumulate on your upholstery. Dirt can damage carpet, fabric, leather, and plastic surfaces. Regular vacuuming is recommended to remove particles from your upholstery. It is important to keep your upholstery from becoming and remaining heavily soiled. Soils should be removed as quickly as possible. Your vehicle’s interior may experience extremes of heat that could cause stains to set rapidly. Lighter colored interiors may require more frequent cleaning. Use care because newspapers and garments that transfer color to your home furnishings may also transfer color to your vehicle’s interior. When cleaning your vehicle’s interior, only use cleaners speciﬁcally designed for the surfaces being cleaned. Permanent damage may result from using cleaners on surfaces for which they were not intended. Use glass cleaner only on glass. Remove any accidental over-spray from other surfaces immediately. To prevent over-spray, apply cleaner directly to the cleaning cloth. Notice: cleaning glass surfaces on your vehicle, you could scratch the glass and/or cause damage to the rear window defogger. When cleaning the glass on your vehicle, use only a soft cloth and glass cleaner. If you use abrasive cleaners when 546 Many cleaners contain solvents that may become concentrated in your vehicle’s breathing space. Before using cleaners, read and adhere to all safety instructions on the label. While cleaning your vehicle’s interior, maintain adequate ventilation by opening your vehicle’s doors and windows. Dust may be removed from small buttons and knobs using a small brush with soft bristles. Your GM dealer has a product for cleaning your vehicle’s glass. Should it become necessary, you can also obtain a product from your GM dealer to remove odors from your vehicle’s upholstery. Do not clean your vehicle using the following cleaners or techniques: (cid:127) Never use a knife or any other sharp object to remove a soil from any interior surface. (cid:127) Never use a stiff brush. It can cause damage to your vehicle’s interior surfaces. (cid:127) Never apply heavy pressure or rub aggressively with a cleaning cloth. Use of heavy pressure can damage your interior and does not improve the effectiveness of soil removal. (cid:127) Use only mild, neutral-pH soaps. Avoid laundry detergents or dishwashing soaps with degreasers. Using too much soap will leave a residue that leaves streaks and attracts dirt. For liquid cleaners, about 20 drops per gallon (3.78 L) of water is a good guide. (cid:127) Do not heavily saturate your upholstery while cleaning. (cid:127) Damage to your vehicle’s interior may result from the use of many organic solvents such as naptha, alcohol, etc. 547 Fabric/Carpet Use a vacuum cleaner with a soft brush attachment frequently to remove dust and loose dirt. A canister vacuum with a beater bar in the nozzle may only be used on ﬂoor carpet and carpeted ﬂoor mats. For soils, always try to remove them ﬁrst with plain water or club soda. Before cleaning, gently remove as much of the soil as possible using one of the following techniques: (cid:127) For liquids: gently blot the remaining soil with a paper towel. Allow the soil to absorb into the paper towel until no more can be removed. (cid:127) For solid dry soils: remove as much as possible and then vacuum. To clean, use the following instructions: 1. Saturate a lint-free, clean white cloth with water or club soda. 2. Wring the cloth to remove excess moisture. 3. Start on the outside edge of the soil and gently rub toward the center. Continue cleaning, using a clean area of the cloth each time it becomes soiled. 4. Continue to gently rub the soiled area until the cleaning cloth remains clean. 5. If the soil is not completely removed, use a mild soap solution and repeat the cleaning process that was used with plain water. If any of the soil remains, a commercial fabric cleaner or spot lifter may be necessary. When a commercial upholstery cleaner or spot lifter is to be used, test a small hidden area for colorfastness ﬁrst. If the locally cleaned area gives any impression that a ring formation may result, clean the entire surface. After the cleaning process has been completed, a paper towel can be used to blot excess moisture from the fabric or carpet. 548 Leather A soft cloth dampened with water may be used to remove dust. If a more thorough cleaning is necessary, a soft cloth dampened with a mild soap solution can be used. Allow the leather to dry naturally. Do not use heat to dry. Never use steam to clean leather. Never use spot lifters or spot removers on leather. Many commercial leather cleaners and coatings that are sold to preserve and protect leather may permanently change the appearance and feel of your leather and are not recommended. Do not use silicone or wax-based products, or those containing organic solvents to clean your vehicle’s interior because they can alter the appearance by increasing the gloss in a non-uniform manner. Never use shoe polish on your leather. Instrument Panel, Vinyl, and Other Plastic Surfaces A soft cloth dampened with water may be used to remove dust. If a more thorough cleaning is necessary, a clean soft cloth dampened with a mild soap solution can be used to gently remove dust and dirt. Never use spot lifters or removers on plastic surfaces. Many commercial cleaners and coatings that are sold to preserve and protect soft plastic surfaces may permanently change the appearance and feel of your interior and are not recommended. Do not use silicone or wax-based products, or those containing organic solvents to clean your vehicle’s interior because they can alter the appearance by increasing the gloss in a non-uniform manner. Some commercial products may increase gloss on your instrument panel. The increase in gloss may cause annoying reﬂections in the windshield and even make it difficult to see through the windshield under certain conditions. 549 Care of Safety Belts Keep belts clean and dry. {CAUTION: Do not bleach or dye safety belts. If you do, it may severely weaken them. In a crash, they might not be able to provide adequate protection. Clean safety belts only with mild soap and lukewarm water. Weatherstrips Silicone grease on weatherstrips will make them last longer, seal better, and not stick or squeak. Apply silicone grease with a clean cloth. During very cold, damp weather frequent application may be required. See Recommended Fluids and Lubricants on page 584. Washing Your Vehicle The paint ﬁnish on the vehicle provides beauty, depth of color, gloss retention, and durability. The best way to preserve the vehicle’s ﬁnish is to keep it clean by washing it often with lukewarm or cold water. Do not wash the vehicle in the direct rays of the sun. Use a car washing soap. Do not use strong soaps or chemical detergents. Be sure to rinse the vehicle well, removing all soap residue completely. GM-approved cleaning products can be obtained from your dealer. See Vehicle Care/Appearance Materials on page 555. Do not use cleaning agents that are petroleum based, or that contain acid or abrasives. All cleaning agents should be ﬂushed promptly and not allowed to dry on the surface, or they could stain. Dry the ﬁnish with a soft, clean chamois or an all-cotton towel to avoid surface scratches and water spotting. High pressure car washes may cause water to enter the vehicle. 550 Cleaning Exterior Lamps/Lenses Use only lukewarm or cold water, a soft cloth and a car washing soap to clean exterior lamps and lenses. Follow instructions under Washing Your Vehicle on page 550. Finish Care Occasional waxing or mild polishing of your vehicle by hand may be necessary to remove residue from the paint ﬁnish. You can get GM-approved cleaning products from your dealer. See Vehicle Care/Appearance Materials on page 555. If your vehicle has a “basecoat/clearcoat” paint ﬁnish, the clearcoat gives more depth and gloss to the colored basecoat. Always use waxes and polishes that are non-abrasive and made for a basecoat/clearcoat paint ﬁnish. Notice: Machine compounding or aggressive polishing on a basecoat/clearcoat paint ﬁnish may damage it. Use only non-abrasive waxes and polishes that are made for a basecoat/clearcoat paint ﬁnish on your vehicle. Foreign materials such as calcium chloride and other salts, ice melting agents, road oil and tar, tree sap, bird droppings, chemicals from industrial chimneys, etc., can damage your vehicle’s ﬁnish if they remain on painted surfaces. Wash the vehicle as soon as possible. If necessary, use non-abrasive cleaners that are marked safe for painted surfaces to remove foreign matter. Exterior painted surfaces are subject to aging, weather and chemical fallout that can take their toll over a period of years. You can help to keep the paint ﬁnish looking new by keeping your vehicle garaged or covered whenever possible. Protecting Exterior Bright Metal Parts Bright metal parts should be cleaned regularly to keep their luster. Washing with water is all that is usually needed. However, you may use chrome polish on chrome or stainless steel trim, if necessary. Use special care with aluminum trim. To avoid damaging protective trim, never use auto or chrome polish, steam or caustic soap to clean aluminum. A coating of wax, rubbed to high polish, is recommended for all bright metal parts. 551 Windshield and Wiper Blades If the windshield is not clear after using the windshield washer, or if the wiper blade chatters when running, wax, sap, or other material may be on the blade or windshield. Clean the outside of the windshield with a glass cleaning liquid or powder and water solution. The windshield is clean if beads do not form when it is rinsed with water. Grime from the windshield will stick to the wiper blades and affect their performance. Clean the blade by wiping vigorously with a cloth soaked in full-strength windshield washer solvent. Then rinse the blade with water. Check the wiper blades and clean them as necessary; replace blades that look worn. If you use strong soaps, chemicals, Aluminum or Chrome-Plated Wheels Your vehicle may be equipped with either aluminum or chrome-plated wheels. Keep the wheels clean using a soft clean cloth with mild soap and water. Rinse with clean water. After rinsing thoroughly, dry with a soft clean towel. A wax may then be applied. Notice: abrasive polishes, cleaners, brushes, or cleaners that contain acid on aluminum or chrome-plated wheels, you could damage the surface of the wheel(s). The repairs would not be covered by your warranty. Use only GM-approved cleaners on aluminum or chrome-plated wheels. The surface of these wheels is similar to the painted surface of your vehicle. Do not use strong soaps, chemicals, abrasive polishes, abrasive cleaners, cleaners with acid, or abrasive cleaning brushes on them because you could damage the surface. Do not use chrome polish on aluminum wheels. 552 Notice: Using chrome polish on aluminum wheels could damage the wheels. The repairs would not be covered by your warranty. Use chrome polish on chrome wheels only. Use chrome polish only on chrome-plated wheels, but avoid any painted surface of the wheel, and buff off immediately after application. Notice: If you drive your vehicle through an automatic car wash that has silicone carbide tire cleaning brushes, you could damage the aluminum or chrome-plated wheels. The repairs would not be covered by your warranty. Never drive a vehicle equipped with aluminum or chrome-plated wheels through an automatic car wash that uses silicone carbide tire cleaning brushes. Do not take your vehicle through an automatic car wash that has silicone carbide tire cleaning brushes. These brushes can also damage the surface of these wheels. Tires To clean the tires, use a stiff brush with tire cleaner. Notice: Using petroleum-based tire dressing products on your vehicle may damage the paint ﬁnish and/or tires. When applying a tire dressing, always wipe off any overspray from all painted surfaces on your vehicle. Sheet Metal Damage If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection. Original manufacturer replacement parts will provide the corrosion protection while maintaining the warranty. 553 Chemical Paint Spotting Some weather and atmospheric conditions can create a chemical fallout. Airborne pollutants can fall upon and attack painted surfaces on the vehicle. This damage can take two forms: blotchy, ring-shaped discolorations, and small, irregular dark spots etched into the paint surface. Although no defect in the paint job causes this, GM will repair, at no charge to the owner, the surfaces of new vehicles damaged by this fallout condition within 12 months or 12,000 miles (20 000 km) of purchase, whichever occurs ﬁrst. Finish Damage Any stone chips, fractures or deep scratches in the ﬁnish should be repaired right away. Bare metal will corrode quickly and may develop into major repair expense. Minor chips and scratches can be repaired with touch-up materials available from your GM dealer. Larger areas of ﬁnish damage can be corrected in your GM dealer’s body and paint shop. Underbody Maintenance Chemicals used for ice and snow removal and dust 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. Clean any areas where mud and debris can collect. Dirt packed in close areas of the frame should be loosened before being ﬂushed. Your dealer or an underbody car washing system can do this for you. 554 Vehicle Care/Appearance Materials Description Usage Description Polishing Cloth Wax-Treated Tar and Road Oil Remover Chrome Cleaner and Polish White Sidewall Tire Cleaner Vinyl Cleaner Glass Cleaner Chrome and Wire Wheel Cleaner Finish Enhancer Usage Interior and exterior polishing cloth. Removes tar, road oil, and asphalt. Use on chrome or stainless steel. Removes soil and black marks from whitewalls. Cleans vinyl. 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 and wipe off. Swirl Remover Polish Cleaner Wax Foaming Tire Shine Low Gloss Wash Wax Concentrate Spot Lifter Odor Eliminator Removes swirl marks, ﬁne scratches, and other light surface contamination. Removes light scratches and protects ﬁnish. Cleans, shines, and protects in one step. No wiping necessary. Medium foaming shampoo. Cleans and lightly waxes. Biodegradable and phosphate free. Quickly removes spots and stains from carpets, vinyl, and cloth upholstery. Odorless spray odor eliminator used on fabrics, vinyl, leather and carpet. 555 Vehicle Identiﬁcation Vehicle Identiﬁcation Number (VIN) Engine Identiﬁcation The eighth character in the VIN is the engine code. This code will help you identify your vehicle’s engine, speciﬁcations, and replacement parts. Service Parts Identiﬁcation Label You will ﬁnd this label on the inside of the glove box. It is very helpful if you ever need to order parts. On this label, you will ﬁnd the following: (cid:127) VIN (cid:127) Model designation (cid:127) Paint information (cid:127) Production options and special equipment Do not remove this label from the vehicle. This is the legal identiﬁer for your vehicle. It appears on a plate in the front corner of the instrument panel, on the driver’s side. You can see it if you look through the windshield from outside your vehicle. The VIN also appears on the Certiﬁcation/Tire and Service Parts labels and the certiﬁcates of title and registration. 556 Electrical System Add-On Electrical Equipment Notice: Do not add anything electrical to your vehicle unless you check with your dealer ﬁrst. Some electrical equipment can damage your vehicle and the damage would not be covered by your warranty. Some add-on electrical equipment can keep other components from working as they should. Add-on equipment can drain your vehicle’s battery, even if your vehicle is not operating. Your vehicle has an airbag system. Before attempting to add anything electrical to your vehicle, see Servicing Your Airbag-Equipped Vehicle on page 85. Windshield Wiper Fuses The windshield wiper motor is protected by an internal circuit breaker and a fuse. If the motor overheats due to heavy snow, etc., the wiper will stop until the motor cools. If the overload is caused by some electrical problem and not snow, etc., be sure to get it ﬁxed. Power Windows and Other Power Options Circuit breakers protect the power windows and other power accessories. If the current load is too heavy, the circuit breaker opens and then closes after a cool down period, protecting the circuit until the problem is ﬁxed or goes away. 557 Instrument Panel Fuse Block The instrument panel fuse block access door is located on the driver’s side edge of the instrument panel. Fuses and Circuit Breakers The wiring circuits in your vehicle are protected from short circuits by a combination of fuses, circuit breakers and fusible thermal links. This greatly reduces the chance of ﬁres caused by electrical problems. Look at the silver-colored band inside the fuse. If the band is broken or melted, replace the fuse. Be sure you replace a bad fuse with a new one of the identical size and rating. If you ever have a problem on the road and don’t have a spare fuse, you can borrow one that has the same amperage. Just pick some feature of your vehicle that you can get along without – like the radio or cigarette lighter – and use its fuse, if it is the correct amperage. Replace it as soon as you can. Fuses LT DR REAR SEAT AUX PWR2 Usage Driver’s Side Power Window Circuit Breaker Rear Seats Rear Cargo Area Power Outlets 558 Fuses SWC BKLT DDM CTSY Usage Steering Wheel Controls Backlight Driver Door Module Dome Lamps, Driver’s Side Turn Signal LT STOP TRN Driver’s Side Turn Signal, Stoplamp DIM Instrument Panel Back Lighting RT STOP TRN Passenger’s Side Turn Signal, BCM UNLCK2 LCK2 Stoplamp Body Control Module Power Door Lock 2 (Unlock Feature) Power Door Lock 2 (Lock Feature) Stoplamps, Center-High Mounted Stoplamp Rear Climate Controls Passenger Door Module, Universal Home Remote System STOP LAMPS REAR HVAC PDM Fuses AUX PWR IS LPS UNLCK1 OBS DET LCK1 REAR WPR COOLED SEATS DSM Usage Accessory Power Outlets Interior Lamps Power Door Lock 1 (Unlock Feature) Ultrasonic Rear Parking Assist, Power Liftgate Power Door Lock 1 (Lock Feature) Rear Wiper Not Used Driver Seat Module, Remote Keyless Entry System Harness Connector LT DR BODY BODY Usage Driver’s Door Harness Connection Harness Connector Harness Connector 559 Center Instrument Panel Fuse Block The center instrument panel fuse block is located underneath the instrument panel, to the left of the steering column. Top View Harness Connector BODY 2 BODY 1 BODY 3 Usage Body Harness Connector 2 Body Harness Connector 1 Body Harness Connector 3 HEADLINER 3 Headliner Harness Connector 3 HEADLINER 2 Headliner Harness Connector 2 HEADLINER 1 Headliner Harness Connector 1 560 Harness Connector Usage Underhood Fuse Block BRAKE CLUTCH Brake Clutch Harness Connector SEO/UPFITTER Special Equipment Option Upﬁtter Harness Connector Circuit Breaker Usage CB1 CB2 CB3 CB4 Passenger’s Side Power Window Circuit Breaker Passenger’s Seat Circuit Breaker Driver’s Seat Circuit Breaker Not Used The underhood fuse block is located in the engine compartment, on the driver’s side of the vehicle. Lift the cover for access to the fuse/relay block. 561 To remove fuses, hold the end of the fuse between your thumb and index ﬁnger and pull straight out. 562 Fuses Usage Fuses Usage 10 11 12 13 14 15 16 Not Used Electronic Stability Suspension Control, Automatic Level Control Exhaust Left Trailer Stop/Turn Lamp Engine Controls Engine Control Module, Throttle Control Right Trailer Stop/Turn Lamp Front Washer Oxygen Sensors Anti-lock Brakes System 2 Trailer Back-up Lamps Driver’s Side Low-Beam Headlamp Engine Control Module (Battery) Fuel Injectors, Ignition Coils (Right Side) Transmission Control Module (Battery) Vehicle Back-up Lamps Passenger’s Side Low-Beam Headlamp 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 Air Conditioning Compressor Oxygen Sensors Transmission Controls (Ignition) Fuel Pump Not Used Rear Washer Fuel Injectors, Ignition Coils (Left Side) Trailer Park Lamps Driver’s Side Park Lamps Passenger’s Side Park Lamps Fog Lamps Horn Passenger’s Side High-Beam Headlamp Daytime Running Lamps Driver’s Side High-Beam Headlamp Not Used Sunroof Key Ignition System, Theft Deterrent System 563 Fuses Usage Fuses Usage 35 36 37 38 39 40 41 42 43 44 45 46 47 Windshield Wiper SEO B2 Upﬁtter Usage (Battery) Electric Adjustable Pedals Climate Controls (Battery) Airbag System (Ignition) Ampliﬁer Audio System Four-Wheel Drive Miscellaneous (Ignition), Rear Vision Camera, Cruise Control Liftgate Release OnStar®, Rear Seat Entertainment Display Instrument Panel Cluster Not Used 48 49 50 51 52 53 54 55 56 Not Used Auxiliary Climate Control (Ignition), Compass-Temperature Mirror Rear Defogger Airbag System (Battery) SEO B1 Upﬁtter Usage (Battery) Cigarette Lighter, Auxiliary Power Outlet Automatic Level Control Compressor Relay, SEO Upﬁtter Usage Climate Controls (Ignition) Engine Control Module, Secondary Fuel Pump (Ignition) 564 J-Case Fuses Usage Relays Usage 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 Cooling Fan 1 Automatic Level Control Compressor Heavy Duty Anti-lock Brake System Cooling Fan 2 Anti-lock Brake System 1 Starter Stud 2 (Trailer Brakes) Left Bussed Electrical Center 1 Electric Running Boards Heated Windshield Washer System Four-Wheel Drive System Stud 1 (Trailer Connector Battery Power) Mid-Bussed Electrical Center 1 Climate Control Blower Power Liftgate Module Left Bussed Electrical Center 2 Cooling Fan High Speed Cooling Fan Low Speed FAN HI FAN LO ENG EXH VLV Not Used Cooling Fan Control FAN CNTRL Low-Beam Headlamp HDLP LO/HID Front Fog Lamps FOG LAMP Air Conditioning Compressor A/C CMPRSR Starter STRTR Powertrain PWR/TRN Fuel Pump FUEL PMP PRK LAMP Parking Lamps REAR DEFOG Rear Defogger RUN/CRANK Switched Power 565 Capacities and Speciﬁcations The following approximate capacities are given in English and metric conversions. See Recommended Fluids and Lubricants on page 584 for more information. Application Air Conditioning Refrigerant R134a Cooling System Capacities Metric English See the vehicle’s underhood label. 5.3L V8, 5.3L V8 Flexible Fuel and 6.0L V8 16.8 qt 15.9 L Engine Oil with Filter 5.3L V8, 5.3L V8 Flexible Fuel, 6.0L V8 Fuel Tank Transmission Fluid Transfer Case Fluid Wheel Nut Torque †Oil ﬁlter should be changed at every oil change. After reﬁll, the level must be rechecked. Add enough engine coolant so that the ﬂuid is within the proper operating range. 190 Y 6.0 qt† 31.5 gal 4.0 qt 2.0 qt 140 lb ft 5.7 L† 119.2 L 3.8 L 1.9 L 566 Engine Speciﬁcations Engine VIN Code 5.3L 5.3L V8 Flexible Fuel with Active Fuel Management™ (Iron) 5.3L V8 Flexible Fuel with Active Fuel Management™ (Aluminum Block) 6.0L V8 with Active Fuel Management™ Transmission Automatic Spark Plug Gap 0.040 in (1.01 mm) Automatic 0.040 in (1.01 mm) Automatic 0.040 in (1.01 mm) Automatic 0.040 in (1.01 mm) 567 ✍ NOTES 568 Section 6 Maintenance Schedule Maintenance Schedule ................................ 570 Introduction ............................................... 570 Maintenance Requirements ........................ 570 Your Vehicle and the Environment ............ 570 Using the Maintenance Schedule ............... 571 Scheduled Maintenance ............................. 573 Additional Required Services ..................... 576 Maintenance Footnotes .............................. 578 Owner Checks and Services ..................... 580 At Each Fuel Fill ....................................... 580 At Least Once a Month ............................. 581 At Least Once a Year ............................... 581 Recommended Fluids and Lubricants ........ 584 Normal Maintenance Replacement Parts ... 586 Engine Drive Belt Routing ......................... 587 Maintenance Record .................................. 588 569 Maintenance Schedule Introduction Important: Keep engine oil at the proper level and change as recommended. Have you purchased the GM Protection Plan? The Plan supplements your new vehicle warranties. See your Warranty and Owner Assistance booklet or your dealer for details. Maintenance Requirements Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended ﬂuids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working condition. Any damage caused by failure to follow scheduled maintenance may not be covered by warranty. Your Vehicle and the Environment Proper vehicle maintenance not only helps to keep your vehicle in good working condition, but also helps the environment. All recommended maintenance is important. Improper vehicle maintenance can even affect the quality of the air we breathe. Improper ﬂuid levels or the wrong tire inﬂation can increase the level of emissions from your vehicle. To help protect our environment, and to keep your vehicle in good condition, be sure to maintain your vehicle properly. 570 Using the Maintenance Schedule We at General Motors want to help you keep your vehicle in good working condition. But we do not know exactly how you will drive it. You may drive very short distances only a few times a week. Or you may drive long distances all the time in very hot, dusty weather. You may use your vehicle in making deliveries. Or you may drive it to work, to do errands, or in many other ways. Because of all the different ways people use their vehicles, maintenance needs vary. You may need more frequent checks and replacements. So please read the following and note how you drive. If you have any questions on how to keep your vehicle in good condition, see your GM Goodwrench® dealer. This schedule is for vehicles that: (cid:127) carry passengers and cargo within recommended limits. You will ﬁnd these limits on the Tire and Loading Information label. See Loading Your Vehicle on page 409. (cid:127) are driven on reasonable road surfaces within

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2007 Chevrolet Avalanche Owners Manual