Service Brakes Related Problems of the 2021 GMC Terrain

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 (seven problems). The second most common problem is related to the brakes failed (one problem).

Table 1. Service Brakes related problems of GMC Terrain

Problem Category Number of Problems
Service Brakes problems
7
Brakes Failed problems
1

Recently reported Service Brakes problems of the 2021 GMC Terrain

The Service Brakes problem

Driving on the garden state parkway on Sunday night June 28, 2026 I proceed to cross over the ratitan bridge. There was traffic as I was going down the bridge at 70 miles an hour. When I applied the brakes the car would not stop. I had two 6 years old in the backseat.   Read details...

The Brakes Failed problem

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...


Service Brakes related problems in other GMC Terrain model year vehicles:



Terrain Service Bulletins
Terrain Safety Recalls
Terrain Defect Investigations