2008 GMC Sierra 3500 used buying checklist

Test for the problems owners report most

The most reported problems of this model year, with what to look for on the test drive.

• Airbags17 owner complaints

  Make sure the airbag warning light turns off after start-up, and that every airbag recall was completed.

• Fuel and propulsion system3 owner complaints

  Watch for fuel smells, hard starting and the check engine light, and make sure the fuel gauge works.

• Tires2 owner complaints

  Check the tire age (the DOT date on the sidewall), the tread depth and any uneven wear.

• Body and structure1 owner complaints

  Look underneath for rust, especially on the frame and brake lines, and check that door and panel gaps are even.

Make sure these recalls were done

Recall repairs are free at any dealer of the brand. Ask the seller for proof, or have a dealer check the VIN.

• Air bagsRecall number 20V011000, Jan 10, 2020
• Air bagsRecall number 15V324000, May 28, 2015
• Electrical systemRecall number 14V407000, Jul 2, 2014

Service bulletins worth asking about

Repair instructions the maker sent to dealers for known problems. Ask whether any of these repairs were done.

• This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER...Aug 7, 2024
• This service bulletin provides information on Takata Air Bag Courtesy Transportation Reimbursement ProgramApr 5, 2024
• This service bulletin provides information on Takata Air Bag Completion Rate Improvement ProgramFeb 26, 2024

Before you pay

• Decode the VIN and make sure it matches the title, the registration and the car itself.
• Get a vehicle history report to check for accidents, salvage or flood titles and odometer problems.
• Ask for service records, especially oil changes and any transmission fluid service.
• Start the car from cold, and drive it at city and highway speeds for at least 20 minutes.
• Have an independent mechanic inspect the car before you sign anything.