2012 GMC Acadia 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.

• Check engine light21 owner complaints, usually around 107,000 miles

  Start the engine cold and listen for knocking or ticking. Check for warning lights, oil leaks and a low oil level, and ask how often oil had to be topped up.

• Headlights failing or too dim19 owner complaints, usually around 71,000 miles

  Check every exterior and interior light, and look for condensation inside the headlights.

• Shudder or vibration when accelerating14 owner complaints, usually around 97,000 miles

  On a test drive from a cold start, check that shifts are smooth, with no slipping, delays, shudder or jerking at low speed. Ask for transmission fluid service records.

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 21V246000, Apr 8, 2021
• StructureRecall number 15V415000, Jun 30, 2015
• Seat beltsRecall number 14V266000, May 20, 2014
• Air bagsRecall number 14V118000, Mar 17, 2014
• VisibilityRecall number 12V151000, Apr 9, 2012

Service bulletins worth asking about

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

• This service bulletin provides a procedure to flush and bleed power steering system to correct a power...Apr 11, 2025
• This service bulletin provides information to diagnose batteries that have set for a long period of time...Mar 12, 2025
• This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using...Jan 9, 2025
• This Preliminary information communicates a GM part number for reflective high temperature heat or...Dec 6, 2024
• This Preliminary Information communicates to the dealer the process for downloading or updating operating...Oct 25, 2024
• This warranty administration bulletin provides policy information on the requirements for 12V battery...Oct 3, 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.