Table 1 shows three common service brakes related problems of the 2018 GMC Terrain. The number one most common problem is related to the service brakes (75 problems). The second most common problem is related to the brakes failed (two problems).
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems | |
| Brakes Failed problems | |
| Power Assist Brake Vacuum problems |
The contact owns a 2018 GMC Terrain. The contact stated that while driving at an undisclosed speed, the brake pedal was depressed; however, the vehicle failed to stop as intended. The contact stated that the brake pedal was abnormally firm. Read details...
When restarting after vehicle "auto stop" I am getting "service brake assist" and occasionally "service esc" warnings. These warnings were associated with brake failure in gm SUV's and pickups and were subject to a recall. No such recall exists for the Terrain. Read details...
The contact owns a 2018 GMC Terrain. The contact stated while driving 35 mph, the brake pedal was depressed and went to the floorboard without warning. The contact started driving to the dealer after the failure, and the brake warning light illuminated. Read details...