2026 GMC Terrain Brakes Problems
- Complaints
- 4about this part
- Share
- 12%of 33 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 4 complaints about the brakes of the 2026 GMC Terrain, 12% of the 33 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My vehicle is making a squeaky sound/noise when breaking and getting louder. I took it in for service and they couldn’t seem to find the issue. It’s coming from the front end of the vehicle”
NHTSA complaint #11765446, filed 2026-09“The system that failed was the brakes, The car is availble for inspection. My saftey and others was put at risk due to not having brakes to stop. The problem has been confirmed by a dealer as a master brake cylinder failer The vehicle has been inspected by the dealer. There were warning lamps, message and other symptoms of the problem prior to the failure. They first appearead on December 4 2025”
NHTSA complaint #11710663, filed 2026-01Related service bulletins
- 11017173Mar 21, 2025This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
Brakes: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 4 | 12% |
| 2025 | 3 | 23% |
| 2024 | 3 | 6% |
| 2022 | 2 | 3% |
| 2021 | 8 | 22% |
| 2020 | 73 | 37% |
| 2019 | 72 | 39% |
| 2018 | 83 | 37% |
| 2017 | 2 | 1% |
| 2016 | 6 | 4% |
| 2015 | 9 | 3% |
| 2014 | 9 | 3% |
| 2013 | 7 | 2% |
| 2012 | 5 | 1% |
| 2011 | 7 | 2% |
| 2010 | 8 | 3% |
Other parts of the 2026 GMC Terrain
9 complaintsForward collision avoidance
6 complaintsElectrical system
5 complaintsSuspension
5 complaintsTransmission and drivetrain
5 complaintsWheels
4 complaintsSteering
3 complaintsLane departure
2 complaintsBody and structure
2 complaintsBack-over prevention (rear camera)
1 complaintsEngine
1 complaintsLatches, locks and linkages
1 complaints
← All problems reported for the 2026 GMC Terrain
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology