2022 GMC Terrain problems & reliability
48 owner complaints filed with NHTSA for the 2022 GMC Terrain, alongside 2 safety recall campaigns. Last verified Aug 7, 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 vehicles.
Federal crash records (FARS 2020–2023): 2022 GMC Terrain vehicles were involved in 19 fatal crashes with 12 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Fuel/propulsion System → | 20 | 42% |
| Engine → | 10 | 21% |
| Fuel System, Gasoline | 8 | 17% |
| Power Train | 7 | 15% |
| Electrical System | 5 | 10% |
| Unknown OR Other | 5 | 10% |
| Engine and Engine Cooling | 2 | 4% |
| Forward Collision Avoidance | 2 | 4% |
| Air Bags | 1 | 2% |
| Fuel System, Diesel | 1 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“The contact owns a 2022 GMC Terrain. The contact stated that while his wife was driving 35 MPH, the contact received an email and text from OnStar with DTC: P129F, and the message to not drive the vehicle was displayed. The check engine warning light was illuminated. The vehicle was taken to the local dealer, where it…”
Fuel System, Gasoline · filed Jun 23, 2026
“Driving to work and the vehicle suddenly turned off in the middle of the road just as I had turned the corner onto another street leaving me in a dangerous spot. There was no warning lights or anything it just shut off and would not start back up. Sister had to wait with vehicle while brother in law drove me to work…”
Fuel/propulsion System · filed Jun 18, 2026
“A diagnostic test was ran on my vehicle and the only code that came back was issues with my fuel pump system. A recall for the issue is in place. However, my VIN number is not included. I took the vehicle to the closes GMC dealer and they replaced the fuel pump module. Within 2 weeks, the engine light came back on. I…”
Fuel/propulsion System · filed Jun 9, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
525 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2022 GMC Terrain. The 10 most recent:
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT5966F · Service Bulletin/Repair Instructions · issued Jun 23, 2026
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin…
PIT6519 · Service Bulletin/Repair Instructions · issued May 27, 2026
PI created to guide technicians through radio restriction process
PIC6626A · Service Bulletin/Repair Instructions · issued May 11, 2026
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6423A · Service Bulletin/Repair Instructions · issued May 11, 2026
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6551B · Service Bulletin/Repair Instructions · issued May 11, 2026
This preliminary information announces the end of an engineering investigation into a brake pad noise.
PIT5812G · Service Bulletin/Repair Instructions · issued Apr 8, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This preliminary information discusses a condition that may arise from the drivers window switch sending an errant message causing the vehicle to enter manual fob learn mode.
PIT5992B · Service Bulletin/Repair Instructions · issued Mar 27, 2026
Improvements to OnStar functionality.
N25-250552 · Over The Air · issued Mar 21, 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
The 2022 GMC Terrain has 2 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
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 2022 GMC Terrain?
- · 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.