Table 1 shows two common service brakes related problems of the 2021 GMC Terrain. The number one most common problem is related to the service brakes (five problems). The second most common problem is related to the brakes failed (one problem).
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems | |
| Brakes Failed problems |
The contact owns a 2021 GMC Terrain. The contact stated that the transmission was previously replaced. The contact stated that upon starting the vehicle, the check engine warning light illuminated. The failure had occurred intermittently. Read details...
I was going to my sons home which is located on a steep dowhill street with several turns, one of ther almost 90 degrees. As I started to desend the hill and gain speed, I depressed the foot brake. It did not respond at all. Read details...