The 2008 GMC Sierra is a pickup truck that came with a choice of 4.3L 6-cyl, 4.8L 8-cyl, 5.3L 8-cyl, 6.0L 8-cyl and 6.2L 8-cyl engines. At 18 years old, many are reaching the point where repairs cost more than the car is worth. Running or not, we'll make you an offer and tow it away for free.
| Body style | Standard Pickup Trucks 2WD, Standard Pickup Trucks 4WD |
|---|---|
| Engines | 4.3L 6-cyl, 4.8L 8-cyl, 5.3L 8-cyl, 6.0L 8-cyl, 6.2L 8-cyl |
| Transmissions | Automatic 4-spd, Automatic 6-spd |
| Drive | Rear-Wheel Drive, 4-Wheel or All-Wheel Drive |
| Fuel | Regular Gasoline, Premium Gasoline |
| Fuel economy | 12–15 city / 17–20 highway / 14–17 combined MPG |
| EPA annual fuel cost | $3,950–$5,850 a year (EPA estimate at current fuel prices, 15,000 miles) |
| Tailpipe CO₂ | 523–635 grams per mile |
| Curb weight (NHTSA test vehicle) | 5,152–5,381 lb |
| Versions tested by EPA | 12 configurations: Sierra C15 2WD, Sierra K15 4WD, Sierra K15 AWD |
| Age | 18 years |
Specs, fuel cost and emissions from the EPA's fueleconomy.gov data; weights from NHTSA crash-test records. Your car's exact equipment may differ.
NHTSA lists 4 safety recalls covering the 2008 GMC Sierra. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
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…
Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
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…
Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants, resulting in serious injury or death.
Gm is recalling certain model year 2006-2009 buick, lucerne; cadillac dts; hummer h2; model year 2008-2009 buick enclave; cadillac cts; model year 2007-2009 cadillac escalade, escalade esv, escalade ext; chevrolet avalanche, silverado, suburban, tahoe; GMC acadia, Sierra, yukon, yukon xl; saturn outlook; and model year 2009 chevrolet…
Risk: It is possible for the heated washer module to ignite and a fire may occur.
Gm is recalling 857,735 my 2006-2008 buick lucerne; cadillac dts; hummer h2; my 2007-2008 cadillac escalade, escalade esv, escalade ext; chevrolet avalanche, silverado, suburban, tahoe; GMC acadia, Sierra, yukon, yukon xl, saturn outlook; and my 2008 buick enclave vehicles equipped with a heated wiper washer fluid system. A short…
Risk: This may cause other electrical features to malfunction, create an odor, or cause smoke increasing the risk of a fire.
Owners have filed 449 complaints about the 2008 GMC Sierra with NHTSA. 16 reports involved a crash and 5 reports involved a fire. Owners reported 19 injuries.
Complaints are reports from owners and aren't verified by NHTSA. One complaint can list several components. Mileage is the median odometer reading owners reported for that component.
NHTSA's 5-Star Safety Ratings for the 2008 GMC Sierra, by version tested.
| Version | Overall | Frontal crash | Side crash | Rollover | Rollover risk |
|---|---|---|---|---|---|
| 1500 Extended Cab W/Sab, RWD/AWD | Not rated | — | — | ★★★★☆ | 18.5% |
| 1500 Regular Cab, RWD/AWD | Not rated | — | — | ★★★★☆ | 18.5% |
| 1500 4-Dr W/Sab, RWD/AWD | Not rated | — | — | ★★★★☆ | 18.5% |
| 1500 4-Dr, RWD/AWD | Not rated | — | — | ★★★★☆ | 18.5% |
| 1500 Regular Cab W/Sab, RWD/AWD | Not rated | — | — | ★★★★☆ | 18.5% |
| 1500 Extended Cab, RWD/AWD | Not rated | — | — | ★★★★☆ | 18.5% |
Source: NHTSA 5-Star Safety Ratings (NCAP). Ratings from different model years or rating systems aren't directly comparable.
Manufacturers have filed 645 technical service bulletins and communications with NHTSA covering the 2008 GMC Sierra. These are repair instructions for known issues, not recalls.
New Vehicle Monitoring Programs Section in IVH
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer s
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This technical bulletin provides a procedure to lube the rear leaf springs on vehicles with the condition of a squeak noise originating from the rear of the vehicle.
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer s
Source: NHTSA manufacturer communications (technical service bulletins).
NHTSA opened 3 defect investigations covering the 2008 GMC Sierra.
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to
Non-crash engine compartment fires
In a letter dated august 27, 2008, general motors corp. (gm) notified NHTSA that it will conduct a safety recall (NHTSA recall number 08v-441) to address a safety relateddefect that can result in engine compartment fire in approximately 850,000 vehicles equipped with a heated windshield washer fluid option.the subject
Non-crash engine compartment fires
In response to an information request letter sent by the office of defects investigation(odi) during preliminary evaluation pe08-010, gm provided odi with 41 allegations of non-crash engine compartment fires including 16 allegations of fires originating with the ignition in the off position.one of the fires was determi
It depends on its condition, whether major parts like the engine, transmission and catalytic converter are still there, and current scrap and parts prices where you live. As a heavier vehicle, its scrap weight adds to the offer. Enter your ZIP code above for a free offer on your specific car.
Yes. We buy 2008 Sierras that don't start, were in an accident, failed inspection or have a blown engine or transmission. Towing is always free.
Yes. Open recalls don't prevent a junk sale. NHTSA lists 4 recalls for the 2008 GMC Sierra; you can check whether any are still open on yours with the VIN lookup at nhtsa.gov/recalls.
Usually the title and a photo ID. Rules differ by state, including what to do with your plates and whether to file a notice of sale. Check our state-by-state car title guides for the official forms.
Data retrieved October 2026.
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