Home · 2019 GMC Acadia Denali · Complaints

What 374 owners told NHTSA about the 2019 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 (374)Crash / fire / injury (8)Transmission & drivetrain (150)Electrical system (103)Engine (47)Steering (30)Brakes (16)Lights (10)Driver assistance (6)Lane Departure (6)Engine & cooling (5)Suspension (5)

103 of 374 complaints match · Electrical system · clear filters · page 5 of 5

May 27, 2020Electrical systemSeat belts

I HAVE EXPERIENCED ISSUES WITH THE SHIFTER OF THE VEHICLE TWICE NOW AND IT HAS RESULTED IN REPLACING THE SHIFTER AT LEAST ONCE. 6 MONTHS LATER AND AFTER AN INITIAL REPLACEMENT THE SHIFTER HAS GONE OUT AGAIN. THE SHIFTER REFUSES TO MOVE OUT OF THE PARK FUNCTION. PRIOR TO THE SHIFTER GOING OUT THE CAR WOULD SAY SHIFT TO PARK EVEN THOUGH THE CAR WAS ALREADY PLACED IN PARK. I BELIEVE THE ISSUE TO BE AN ELECTRICAL PROBLEM. THE MIDDLE SEAT BELT IN THE SECOND ROW OF THE VEHICLE HAS ALSO STOPPED WORKING. *TR

NHTSA ODI 11326167

Feb 12, 2020Electrical system

WHEN I COME TO A STOP AND PUT THE CAR INTO PARK I GET A MESSAGE TO SHIFT TO PARK BEFORE I CAN TURN CAR OFF

NHTSA ODI 11308779

Mar 15, 2019Electrical system

MY MOTHER HAS BECOME TRAPPED TWO TIMES DUE TO THE LOCKS ON THE VEHICLE NOT WORKING. THE ISSUE ONLY HAPPENS WHEN IT RAINS. I TOOK THE VEHICLE TO THE DEALERSHIP AND THEY SAID THEY REPLACED SOME KIND MECHANISM AND THAT EVERYTHING WAS GOOD TO GO. IT RAINED AGAIN YESTERDAY AND MY MOTHER WAS TRAPPED IN THE VEHICLE AGAIN. THIS HAPPENS ANYTIME YOU TRY TO ENGAGE THE LOCKS, I.E. IN PARK, PUTTING IT IN PARK, PUTTING IT IN DRIVE, USING ONSTAR TO LOCK OR UNLOCK, USING THE GMC APP TO LOCK OR UNLOCK, USING EITHER KEY FOB TO LOCK OR UNLOCK, TRYING TO LOCK OR UNLOCK IT MANUALLY.

NHTSA ODI 11186980

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Working with the data? Download all 374 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 2019 GMC Acadia Denali verdict →