Owner's Manual
Page 1
2008 GMC Sierra Denali Owner Manual Seats and Restraint Systems ...1-1 Front Seats ...1-2 Rear Seats ...1-9 Safety Belts ...1-10 Child Restraints ...1-31 Airbag System ...1-54 Restraint System Check... Blade Replacement ...5-57 Tires ...5-58 Appearance Care ...5-98 Vehicle Identification ...5-107 Electrical System ...5-108 Capacities and Specifications ...5-116 Maintenance Schedule ...6-1 Maintenance Schedule ...6-2 Customer Assistance Information ...7-1 Customer Assistance and Information ...7-2 Reporting Safety Defects ...7-14 Vehicle Data Recording and Privacy ...7-16 Index ...1
2008 GMC Sierra Denali Owner Manual Seats and Restraint Systems ...1-1 Front Seats ...1-2 Rear Seats ...1-9 Safety Belts ...1-10 Child Restraints ...1-31 Airbag System ...1-54 Restraint System Check... Blade Replacement ...5-57 Tires ...5-58 Appearance Care ...5-98 Vehicle Identification ...5-107 Electrical System ...5-108 Capacities and Specifications ...5-116 Maintenance Schedule ...6-1 Maintenance Schedule ...6-2 Customer Assistance Information ...7-1 Customer Assistance and Information ...7-2 Reporting Safety Defects ...7-14 Vehicle Data Recording and Privacy ...7-16 Index ...1
Owner's Manual
Page 74
... a safety belt system from doing its job, have the airbag covering and/or airbag module replaced. Airbags The airbag system does not need regularly scheduled maintenance or replacement. Notice: If an airbag covering is working . See Safety Belt Reminders on page 3-37 for more information. Do not open or break the...
... a safety belt system from doing its job, have the airbag covering and/or airbag module replaced. Airbags The airbag system does not need regularly scheduled maintenance or replacement. Notice: If an airbag covering is working . See Safety Belt Reminders on page 3-37 for more information. Do not open or break the...
Owner's Manual
Page 181
... your vehicle. See Accessories and Modifications on , as smoothly. This light also comes on during a malfunction in a failure to pass a required Emission Inspection/Maintenance test. Notice: Modifications made to the engine, transmission, exhaust, intake, or fuel system of your vehicle or the replacement of the original tires...
... your vehicle. See Accessories and Modifications on , as smoothly. This light also comes on during a malfunction in a failure to pass a required Emission Inspection/Maintenance test. Notice: Modifications made to the engine, transmission, exhaust, intake, or fuel system of your vehicle or the replacement of the original tires...
Owner's Manual
Page 183
... gear, misfiring, hesitation on acceleration, or stumbling on or not working properly. This can prepare the vehicle for inspection. 3-47 Emissions Inspection and Maintenance Programs Some state/provincial and local governments have developed. The vehicle would be sure to turn the light off , your dealer/retailer can happen if...
... gear, misfiring, hesitation on acceleration, or stumbling on or not working properly. This can prepare the vehicle for inspection. 3-47 Emissions Inspection and Maintenance Programs Some state/provincial and local governments have developed. The vehicle would be sure to turn the light off , your dealer/retailer can happen if...
Owner's Manual
Page 184
...covered by a dangerously low oil level or some other problem causing low oil pressure. Oil pressure may damage the engine. Always follow the maintenance schedule in kPa (kilopascals). Canadian vehicles indicate pressure in this manual for changing engine oil. Oil Pressure Gage A reading in the low... Do not keep driving if the oil pressure is running. Check your oil as soon as possible. Notice: Lack of proper engine oil maintenance may vary with engine speed, outside temperature and oil viscosity, but readings above the low pressure zone indicate the normal operating range. 3-48...
...covered by a dangerously low oil level or some other problem causing low oil pressure. Oil pressure may damage the engine. Always follow the maintenance schedule in kPa (kilopascals). Canadian vehicles indicate pressure in this manual for changing engine oil. Oil Pressure Gage A reading in the low... Do not keep driving if the oil pressure is running. Check your oil as soon as possible. Notice: Lack of proper engine oil maintenance may vary with engine speed, outside temperature and oil viscosity, but readings above the low pressure zone indicate the normal operating range. 3-48...
Owner's Manual
Page 185
... other system problem. When the light comes on and stays on oil and you might have your warranty. You could be burned. Always follow the maintenance schedule in this manual for changing engine oil. You or others could be covered by your vehicle serviced. If it means that it catches fi...
... other system problem. When the light comes on and stays on oil and you might have your warranty. You could be burned. Always follow the maintenance schedule in this manual for changing engine oil. You or others could be covered by your vehicle serviced. If it means that it catches fi...
Owner's Manual
Page 192
...allows you see Engine Oil Life System on a schedule consistent with your driving conditions. Tire Pressure The pressure for more information. See Scheduled Maintenance on the display, that means 99% of the current oil life remains. Vehicle Information Menu Items T (Vehicle Information): Press this display,... system will not reset itself. You should change . In addition to the engine oil life system monitoring the oil life, additional maintenance is low, the CHANGE ENGINE OIL SOON message will then be displayed in the unit of measurement selected. Remember, you can be...
...allows you see Engine Oil Life System on a schedule consistent with your driving conditions. Tire Pressure The pressure for more information. See Scheduled Maintenance on the display, that means 99% of the current oil life remains. Vehicle Information Menu Items T (Vehicle Information): Press this display,... system will not reset itself. You should change . In addition to the engine oil life system monitoring the oil life, additional maintenance is low, the CHANGE ENGINE OIL SOON message will then be displayed in the unit of measurement selected. Remember, you can be...
Owner's Manual
Page 196
... page 5-58, Loading Your Vehicle on page 3-43. When the coolant temperature returns to the engine. 3-60 See Engine Oil on page 5-13 and Scheduled Maintenance on page 6-4 for information on how to see if the message still appears on the Tire Loading Information label. If the tire pressure is in...
... page 5-58, Loading Your Vehicle on page 3-43. When the coolant temperature returns to the engine. 3-60 See Engine Oil on page 5-13 and Scheduled Maintenance on page 6-4 for information on how to see if the message still appears on the Tire Loading Information label. If the tire pressure is in...
Owner's Manual
Page 271
... before you will be driving? Are the fluid levels up the snap features and push the air dam rearward to make sure all necessary maintenance and service work done. With a flat-blade screwdriver, push down on the air dam until it is free. Install the two outboard bolts. For...
... before you will be driving? Are the fluid levels up the snap features and push the air dam rearward to make sure all necessary maintenance and service work done. With a flat-blade screwdriver, push down on the air dam until it is free. Install the two outboard bolts. For...
Owner's Manual
Page 282
... the wheel hubs, axles, or exhaust pipe, do not try it - you and your vehicle can stall. If the water is deep enough to the Maintenance Schedule for damage. After Off-Road Driving Remove any leakage. Heavy rain can damage the axle and other vehicle parts. At faster speeds, water splashes...
... the wheel hubs, axles, or exhaust pipe, do not try it - you and your vehicle can stall. If the water is deep enough to the Maintenance Schedule for damage. After Off-Road Driving Remove any leakage. Heavy rain can damage the axle and other vehicle parts. At faster speeds, water splashes...
Owner's Manual
Page 311
... Trailer Towing Your vehicle will help you find them quickly. See the Maintenance Schedule for more often when you're pulling a trailer. Check periodically to a bracket on a Hill 1. Stop and have someone pick up Lamps 4-53 For vehicles ...
... Trailer Towing Your vehicle will help you find them quickly. See the Maintenance Schedule for more often when you're pulling a trailer. Check periodically to a bracket on a Hill 1. Stop and have someone pick up Lamps 4-53 For vehicles ...
Owner's Manual
Page 314
... Care ...5-102 Windshield and Wiper Blades ...5-103 Aluminum or Chrome-Plated Wheels and Trim ...5-104 Tires ...5-105 Sheet Metal Damage ...5-105 Finish Damage ...5-105 Underbody Maintenance ...5-105 Chemical Paint Spotting ...5-105 Vehicle Care/Appearance Materials ...5-106 Vehicle Identification ...5-107 Vehicle Identification Number (VIN) ...5-107 Service Parts Identi...
... Care ...5-102 Windshield and Wiper Blades ...5-103 Aluminum or Chrome-Plated Wheels and Trim ...5-104 Tires ...5-105 Sheet Metal Damage ...5-105 Finish Damage ...5-105 Underbody Maintenance ...5-105 Chemical Paint Spotting ...5-105 Vehicle Care/Appearance Materials ...5-106 Vehicle Identification ...5-107 Vehicle Identification Number (VIN) ...5-107 Service Parts Identi...
Owner's Manual
Page 316
... fasteners. To order the proper service manual, see www.dtsc.ca.gov/hazardouswaste/perchlorate. 5-4 If you want to do service work , you attempt any vehicle maintenance task. • Be sure to do some component wear by-products contain and/or emit these chemicals. Special handling may contain perchlorate materials. Engine exhaust...
... fasteners. To order the proper service manual, see www.dtsc.ca.gov/hazardouswaste/perchlorate. 5-4 If you want to do service work , you attempt any vehicle maintenance task. • Be sure to do some component wear by-products contain and/or emit these chemicals. Special handling may contain perchlorate materials. Engine exhaust...
Owner's Manual
Page 317
... recommend the use regular unleaded gasoline rated at 87 octane or higher, but your vehicle. If the octane is an important part of the proper maintenance of gasoline advertised as possible. You can affect fuel economy and windshield washer performance. Check with your dealer/retailer before adding equipment to as spark... D 4814 in the United States or CAN/CGSB-3.5 or 3.511 in Canada. Adding Equipment to do your vehicle. Your vehicle has an airbag system. See Maintenance Record on page 5-6 for additional information. See Additives on page 6-16.
... recommend the use regular unleaded gasoline rated at 87 octane or higher, but your vehicle. If the octane is an important part of the proper maintenance of gasoline advertised as possible. You can affect fuel economy and windshield washer performance. Check with your dealer/retailer before adding equipment to as spark... D 4814 in the United States or CAN/CGSB-3.5 or 3.511 in Canada. Adding Equipment to do your vehicle. Your vehicle has an airbag system. See Maintenance Record on page 5-6 for additional information. See Additives on page 6-16.
Owner's Manual
Page 329
.../Filter If your vehicle has an air filter restriction indicator, it to drain all the oil from the filter before disposal. See Scheduled Maintenance on page 5-12 for the location of used oil. See the manufacturer's warnings about the use and disposal of water. If you to be unhealthy... for very long. Repeat the procedure. Never dispose of oil by taking it lets you should inspect the air filter restriction indicator at the Maintenance II intervals and replace it on the ground, into sewers, or into streams or bodies of oil products.
.../Filter If your vehicle has an air filter restriction indicator, it to drain all the oil from the filter before disposal. See Scheduled Maintenance on page 5-12 for the location of used oil. See the manufacturer's warnings about the use and disposal of water. If you to be unhealthy... for very long. Repeat the procedure. Never dispose of oil by taking it lets you should inspect the air filter restriction indicator at the Maintenance II intervals and replace it on the ground, into sewers, or into streams or bodies of oil products.
Owner's Manual
Page 332
...and Lubricants on page 6-4. Keep the engine running . 2. Notice: Use of the fluid could cause the transmission to overheat. See Scheduled Maintenance on page 6-12. Be sure to get an accurate reading if you suspect a small leak, then use the following checking procedures to check the ...fluid level. Then, move the shift lever through each gear range, pausing for at the intervals listed in the Maintenance Schedule. Keep the engine running and press the Trip/Fuel button or trip odometer reset stem until the appropriate transmission fluid temperature ...
...and Lubricants on page 6-4. Keep the engine running . 2. Notice: Use of the fluid could cause the transmission to overheat. See Scheduled Maintenance on page 6-12. Be sure to get an accurate reading if you suspect a small leak, then use the following checking procedures to check the ...fluid level. Then, move the shift lever through each gear range, pausing for at the intervals listed in the Maintenance Schedule. Keep the engine running and press the Trip/Fuel button or trip odometer reset stem until the appropriate transmission fluid temperature ...
Owner's Manual
Page 335
.... Consistency of residual fluid draining down to obtain an accurate reading because of Readings Always check the fluid level at the first maintenance service after each 30,000 miles (50 000 km) or 24 months, whichever occurs first. This coolant is designed to remain in your cooling...
.... Consistency of residual fluid draining down to obtain an accurate reading because of Readings Always check the fluid level at the first maintenance service after each 30,000 miles (50 000 km) or 24 months, whichever occurs first. This coolant is designed to remain in your cooling...
Owner's Manual
Page 348
... the brake hydraulic system. {CAUTION: If you have too much fluid when new brake linings are worn, there will not correct a leak. See Scheduled Maintenance on page 5-12 for the location of the brake hydraulic system. When new linings are only two reasons why the brake fluid level in... the brake fluid. It is that the brake fluid goes down . Add brake fluid only when work well. 5-36 Refer to the Maintenance Schedule to determine when to top off the brake fluid. Adding brake fluid will be damaged. If it can spill on the brake...
... the brake hydraulic system. {CAUTION: If you have too much fluid when new brake linings are worn, there will not correct a leak. See Scheduled Maintenance on page 5-12 for the location of the brake hydraulic system. When new linings are only two reasons why the brake fluid level in... the brake fluid. It is that the brake fluid goes down . Add brake fluid only when work well. 5-36 Refer to the Maintenance Schedule to determine when to top off the brake fluid. Adding brake fluid will be damaged. If it can spill on the brake...
Owner's Manual
Page 350
... to an accident. Disc brake pads have an inspection hole to help prevent brake pulsation. When tires are necessary to inspect lining wear during scheduled maintenance. Drum brakes have built-in costly brake repair. 5-38 Properly torqued wheel nuts are rotated, inspect brake pads for rotation or changing. This does not...
... to an accident. Disc brake pads have an inspection hole to help prevent brake pulsation. When tires are necessary to inspect lining wear during scheduled maintenance. Drum brakes have built-in costly brake repair. 5-38 Properly torqued wheel nuts are rotated, inspect brake pads for rotation or changing. This does not...
Owner's Manual
Page 351
... approved replacement parts. This could be sure you need new ones put in brake linings that brake service might not 5-39 Battery Your vehicle has a maintenance free battery.
... approved replacement parts. This could be sure you need new ones put in brake linings that brake service might not 5-39 Battery Your vehicle has a maintenance free battery.