I HAVE HAD CONTINUOUS PROBLEMS WITH THIS VEHICLE AND NOW THE TRANSMISSION WAVE PLATE IS DAMAGED. HOW MANY TRANSMISSION WAVE PLATES NEED TO GO BAD BEFORE YOU MAKE GM RECALL THIS DEFECTIVE ITEM. I'VE SEARCHED YOUR DATABASE AND YOU HAVE NUMEROUS COMPLAINTS ON THIS ITEM, WHICH AFFECTS MORE THAN ONE VEHICLE AND IS PROBLEMATIC TO ALL GM MID-SIZE CROSSOVERS. THIS PROBLEM NEEDS TO BE INVESTIGATE FURTHER …
2008 gmc Acadia powertrain problems
moderate 249 complaints filed with NHTSA · avg repair $2,500
Complaints
249
Recalls
0
Crashes
2
Avg fix
$2,500
What owners are reporting 6 most recent
TL* THE CONTACT OWNS A 2008 GMC ACADIA. THE CONTACT STATED THAT WHILE TRAVELING VARIOUS SPEEDS, THE VEHICLE FAILED TO ACCELERATE OVER 20 MPH. THE STABILITRAC AND SEVERAL OTHER WARNING LIGHTS ILLUMINATED. ADDITIONALLY, THE VEHICLE SHOOK VIOLENTLY. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE FAILURE COULD NOT BE DIAGNOSED. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE W…
I HAVE EXPERIENCED MULTIPLE ISSUES WITH MY 2008 GMC ACADIA MY FIRST PROBLEM WAS WITH THE TRANSMISSION HAVING TO BE REPLACED. WHICH JUST BARELY WAS COVERED UNDER THE WARRANTY I HAD AFTER BUYING THE VEHICLE USED SINCE THAT FIRST INCIDENT I HAVE HAD CONTINUAL PROBLEMS. MY ENGINE WILL STAY RUNNING AFTER THE KEY IS TURNED TO THE OFF POSITION AND THE KEY IS REMOVED FROM THE IGNITION THE CAR CONTINU…
DUE TO DECELERATION THE MECHANIC REPLACED THE THROTTLE BODY. AFTER THAT THE VEHICLE DECELERATES OFTEN DRIVING DOWN THE STREET AND SEEMS TO SLIP INTO NEUTRAL. ALSO WILL JUST DIE AT TIMES. NOW THEY ARE SAYING A NEW TRANSMISSION EVEN THOUGH IT WAS REPLACED 13 MONTHS AGO. CODES P07756 P0797 STUCK ON P0963 P0969 P2728 ROAD TEST BY MECHANIC THE VEHICLE SEEMED TO TAKE OFF IN A HIGHER GEAR AND EXHIBIT…
I HAD STARTED NOTICING SLIPPING OF THE TRANSMISSION, THIS PRIMARILY OCCURRED WHEN REVERSING AND THEN WHEN TRYING TO GAIN SPEED LIKE ON THE ON RAMP TRYING TO GET ON THE HIGHWAY. I MADE AN APPOINTMENT TO HAVE IT LOOKED IT WITH OUR LOCAL MECHANIC WHO PRECEDED TO TELL ME THEY COULD FIND NOTHING WRONG AND TO BRING IT BACK IF THE CHECK ENGINE LIGHT CAME ON THAT WAY THEY COULD HOOK IT UP AND GET THE CODE…
TL* THE CONTACT OWNS A 2008 GMC ACADIA. WHILE DRIVING 40-45 MPH, THE ENGINE WOULD NOT SWITCH GEARS. THE CONTACT PULLED OVER TO THE SIDE OF THE ROAD, TURNED OFF AND RESTARTED THE ENGINE, AND WAS ABLE TO DRIVE THE VEHICLE TO THE CONTACT'S RESIDENCE. THE CONTACT EXPERIENCED THE SAME FAILURE 18 MONTHS AGO. THE VEHICLE WAS TAKEN TO TODD WENZEL BUICK GMC (614 N STATE RD, DAVISON, MI 48423) WHERE IT WAS …
Common questions
How serious is the powertrain problem on the 2008 gmc Acadia?
It's a documented issue but not catastrophic. 249 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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