2025 GMC Acadia problems & reliability
63 owner complaints filed with NHTSA for the 2025 GMC Acadia. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
1 complaint report injuries (1 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Service Brakes → | 38 | 60% |
| Forward Collision Avoidance → | 21 | 33% |
| Unknown / Other | 12 | 19% |
| Engine | 5 | 8% |
| Electrical System | 4 | 6% |
| Exterior Lighting | 4 | 6% |
| Power Train | 4 | 6% |
| Steering | 4 | 6% |
| Vehicle Speed Control | 3 | 5% |
| Back Over Prevention | 2 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 13 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
What owners report
“Dropping my children off at school, 4 lights came on on the dash. Two messages came across my dash as well. Service esc service abs. EBCM master cylinder needed to be replaced at local GMC dealership.My brakes were failing…This is a known safety issue by GMC and there’s no recall!”
Back Over Prevention · filed Sep 3, 2026
“I was driving my 2025 GMC Acadia Denali on [XXX] with cruise on. Suddenly sound and banner notifications were telling me that I had no brakes. I immediately hit brake to break cruise and vehicle went faster. I managed to get cruise off from steering wheel. Put flashers on and took foot completely off gas. I was very…”
Service Brakes · filed Aug 22, 2026
“Since delivery, my 2025 GMC Acadia AT4 has had severe wind noise from the driver's side window at highway speeds. The noise sounds like fingernails on a chalkboard and at times as though the window may shatter. I have taken it to the dealership 4 times with no resolution. I provided video clearly capturing the noise…”
Unknown / Other · filed Aug 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Electronic Brake Module Component Failure
Engineering Analysis EA26006 · opened Aug 21, 2026 · open
Technical service bulletins
364 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2025 GMC Acadia. The 10 most recent:
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIC6629F · Service Bulletin/Repair Instructions · issued Sep 10, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902W · Service Bulletin/Repair Instructions · issued Sep 4, 2026
This preliminary information is to inform technicians and customers that GM is aware of the issue and the vehicle can still be driven. When a repair is available, this PI will be updated.
PIT6544 · Service Bulletin/Repair Instructions · issued Sep 2, 2026
A customer may complain of a vibration under heavy acceleration or turning. Dealer is advised that engineering is investigating the concern and no repairs should be performed at this time.
PIT6538A · Service Bulletin/Repair Instructions · issued Aug 31, 2026
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians…
PIT6503E · Service Bulletin/Repair Instructions · issued Aug 27, 2026
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
PIT6541 · Service Bulletin/Repair Instructions · issued Aug 27, 2026
A customer may complain of a vibration under heavy acceleration or turning. Dealer is advised that engineering is investigating the concern and no repairs should be performed at this time.
PIT6538 · Service Bulletin/Repair Instructions · issued Aug 24, 2026
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians…
PIT6503D · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551C · Service Bulletin/Repair Instructions · issued Aug 20, 2026
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians…
PIT6503C · Service Bulletin/Repair Instructions · issued Aug 12, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 2025 GMC Acadia in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2025 GMC Acadia?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.