2008 GMC Sierra 1500 Specifications

These are standard specifications for the 2008 GMC Sierra 1500, not necessarily specifications for the vehicle(s) in the photo(s).

Features

Engine Location :	Front
Drive Type :	Rear Wheel (standard), 4WD, AWD
Production Years for Series :	2007 - 2010
Price :	MSRP: $17,590-42,210 Invoice: $16,625-38,625
Weight :	4448 lbs \| 2017.579 kg

Engine & Transmission

V 6
Displacement :	4300 cc \| 262.4 cu in. \| 4.3 L.
Power :	195 HP (143.52 KW) @ 4600 RPM
Torque :	260 Ft-Lbs (353 NM) @ 2800 RPM
Bore :	4.0 in \| 102 mm.
Stroke :	3.5 in \| 88 mm.
Compression :	9.2:1
Valvetrain :	12 OHV (2 valves per cylinder)
Construction :	Cast-iron block and head
Sequential Fuel Injection
Redline :	5600 RPM

V 8
Displacement :	4800 cc \| 292.9 cu in. \| 4.8 L.
Power :	295 HP (217.12 KW) @ 5600 RPM
Torque :	305 Ft-Lbs (414 NM) @ 4800 RPM
Bore :	3.8 in \| 96 mm.
Stroke :	3.3 in \| 83 mm.
Compression :	9.1:1
Valvetrain :	16 OHV (2 valves per cylinder)
Cylinder Block :	Cast-iron
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	6000 RPM
Ignition system :	Coil Near Plug

V 8
Displacement :	5300 cc \| 323.4 cu in. \| 5.3 L.
Power :	315 HP (231.84 KW) @ 5200 RPM
Torque :	338 Ft-Lbs (458 NM) @ 4400 RPM
Bore :	3.8 in \| 96 mm.
Stroke :	3.6 in \| 92 mm.
Compression :	9.9:1
Valvetrain :	16 OHV (2 valves per cylinder)
Cylinder Block :	Cast-iron
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	6000 RPM
Ignition system :	Coil Near Plug

V 8
Displacement :	6000 cc \| 366.1 cu in. \| 6.0 L.
Power :	367 HP (270.112 KW) @ 5500 RPM
Torque :	375 Ft-Lbs (508 NM) @ 4300 RPM
Bore :	4.0 in \| 102 mm.
Stroke :	3.6 in \| 92 mm.
Compression :	9.6:1
Valvetrain :	16 OHV (2 valves per cylinder)
Cylinder Block :	Cast-iron
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	6000 RPM
Ignition system :	VVT; Coil Near Plug; Active Fuel Management

Transmission:
4 Automatic Hydra-Matic 4L60 , 4 Automatic Hydra-Matic 4L70 (M70)

Gear Ratios

1st Gear :	3.06
2nd Gear :	1.63
3rd Gear :	1.00
4th Gear :	0.70

Handling

Recall

Component	AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
Manufacturer	General Motors, LLC
NHTSA Campaign ID	21V050000
Summary	General Motors, LLC (GM) is recalling certain 2007-2011 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL, and 2009-2011 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500 and Sierra 3500 vehicles originally sold, or ever registered, in the states of Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Islands or 'Zone A.' Additionally, GM is recalling certain 2007-2008 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or 'Zone B.' These vehicles are equipped with non-desiccated passenger frontal inflators containing phase-stabilized ammonium nitrate (PSAN) propellant. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.
Consequence	An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
Remedy	GM will notify owners, and dealers will replace the front passenger air bag inflator with an alternate one, free of charge. Interim letters notifying owners of the safety risk were mailed on February 22, 2021. Second notification letters will be mailed once the remedy is available. Owner notification letters were mailed on March 1, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020; Cadillac customer service at 1-800-458-8006; and GMC customer service at 1-800-462-8782. GM's number for this recall is N212328760.
Notes	Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Component	AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
Manufacturer	General Motors, LLC
NHTSA Campaign ID	21V052000
Summary	General Motors, LLC (GM) is recalling certain 2009 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia or 'Zone B.' Additionally, GM is recalling certain 2007-2008 Cadillac Escalade, Escalade ESV, and Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming or 'Zone C.' These vehicles are equipped with non-desiccated passenger frontal inflators containing phase-stabilized ammonium nitrate (PSAN) propellant. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.
Consequence	An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
Remedy	GM will notify owners, and dealers will replace the front passenger air bag inflator with an alternate one, free of charge. Interim letters notifying owners of the safety risk were mailed on February 23, 2021. Second notification letters will be mailed once the remedy is available. Owner notification letters were mailed on September 20, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020, Cadillac customer service at 1-800-458-8006, and GMC customer service at 1-800-462-8782. GM's number for this recall is N212328780.
Notes	Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Information provided by NHTSA
Data updated June 2024

2008 Averages

Avg. Car Cost :	$27,958
Avg. Household Income :	$57,000
Avg. Home :	$238,880
Avg. Gallon of Gas :	$3.39

2008 GMC Sierra 1500 FAQs (show)

Popular frequently asked questions include:

What are the dimension and mechanical specifications of the 2008 GMC Sierra 1500?
How many 2008 GMC Sierra 1500 were produced?
How powerful was the 2008 GMC Sierra 1500? Was the 2008 GMC Sierra 1500 popular? Was the 2008 GMC Sierra 1500 expensive? What was the fuel economy of the 2008 GMC Sierra 1500?

Q: What is the wheelbase size of the 2008 GMC Sierra 1500? A: The 2008 GMC Sierra 1500 has wheelbase sizes of 119.00-, 133.00-, 143.50-, 157.50-inches.

Q: What is the length of the 2008 GMC Sierra 1500? A: The 2008 GMC Sierra 1500 has lengths of 205.70-, 224.60-, 230.20-, 249.20-inches.

Q: What is the width of the 2008 GMC Sierra 1500? A: The 2008 GMC Sierra 1500 has width of 79.90 and 80.00 inches.

Q: How much headroom does the 2008 GMC Sierra 1500 have?A: The 2008 GMC Sierra 1500 has 39.20- to 41.40-inches of headroom.

Q: How much legroom does the 2008 GMC Sierra 1500 have?A: The 2008 GMC Sierra 1500 has legroom of 34.33- to 41.30-inches.

Q: What is the 2008 GMC Sierra 1500's towing capacity?A: The 2008 GMC Sierra 1500 has a towing capaicty of 8800.00 lbs.

Q: What were the bodystyles of the 2008 GMC Sierra 1500? A: The 2008 GMC Sierra 1500 was offered as a Crew Cab, Extended Cab-Long Box, Extended Cab-Standard Box, Regular Cab, Regular Cab-Long Box.

Q: How much did the 2008 GMC Sierra 1500 cost when new? What was the MSRP? A: The 2008 GMC Sierra 1500 had an MSRP of $17,590 - $$42,210 (USD).

Q: What engines did the 2008 GMC Sierra 1500 have? A: The 2008 GMC Sierra 1500 had the following engine options: V 6 (4300 cc | 262.4 cu in. | 4.3 L.) with 195 HP (143.52 KW) @ 4600 RPM and 260 Ft-Lbs (353 NM) @ 2800 RPM

V 8 (4800 cc | 292.9 cu in. | 4.8 L.) with 295 HP (217.12 KW) @ 5600 RPM and 305 Ft-Lbs (414 NM) @ 4800 RPM

V 8 (5300 cc | 323.4 cu in. | 5.3 L.) with 315 HP (231.84 KW) @ 5200 RPM and 338 Ft-Lbs (458 NM) @ 4400 RPM

V 8 (6000 cc | 366.1 cu in. | 6.0 L.) with 367 HP (270.112 KW) @ 5500 RPM and 375 Ft-Lbs (508 NM) @ 4300 RPM

Q: What transmissions did the 2008 GMC Sierra 1500 have? A: The 2008 GMC Sierra 1500 had the following gearbox options: 4 speed Automatic Hydra-Matic 4L60, 4 speed Automatic Hydra-Matic 4L70 (M70).