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What 38 owners told NHTSA about the 2023 GMC Acadia Denali

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (38)Crash / fire / injury (5)Engine (11)Transmission & drivetrain (11)Electrical system (9)Fuel system (3)Steering (3)Airbags (2)Backup camera & sensors (2)Brakes (2)Visibility & wipers (2)Body & structure (1)

2 of 38 complaints match · Airbags · crash/fire/injury only · clear filters

Feb 26, 2026AirbagsEngineCrash

The contact owns a 2023 GMC Acadia. The contact stated that with the stop/start feature activated and while attempting to park the vehicle, the accelerator pedal was slightly pressed in order to slowly move the vehicle forward. The vehicle suddenly experienced unintended acceleration and drove forward, over a curb, and crashed into a tree. During the crash, the front end of the vehicle sustained severe damage, but no air bags deployed. No injuries were reported, and no police report was taken. The cause of the failure was not determined. The contact indicated the failure had occurred on multiple occasions. The local dealer was notified of the failure. The manufacturer was not yet contacted. The failure mileage was 5,665.

NHTSA ODI 11720724

Aug 13, 2024AirbagsCrash1 injury

Struck a deer traveling at 65 mph & air bags did not deploy

NHTSA ODI 11608274

Working with the data? Download all 38 complaints as CSV · fetched from NHTSA July 25, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2023 GMC Acadia Denali verdict →