Structure Problems of GMC Terrain

GMC Terrain owners have reported 76 structure related problems since 1996. Table 1 shows the 9 most common structure problems. The number one most common problem is related to the vehicle's body (49 problems). The second most common problem is related to the vehicle's structure (10 problems). For details of each of the problem category, use the links in the table.


Recently reported Structure problems of GMC Terrain

The Body problem

While I was driving on a highway, my sunroof suddenly imploded, causing shattered glass to fall all over myself and my car. The outside temperature was 50° and my car’s internal temperature was set to 68°.   Read details...

The Structure problem

The contact owns a 2020 GMC Terrain. The contact stated that rain water had leaked from the sunroof drainage into the vehicle causing the floor carpets to become saturated with water and mold had developed inside the vehicle. The contact also discovered a pool of water inside the spare tire well.   Read details...

The Hatchback/liftgate Support Device problem

While parked in my driveway. The automatic liftgate goes up and then falls halfway, goes up an then falls back all the way down. It hit me an knocked me own the first time. It started in July of this year and does it consistently.   Read details...

The Hatchback/liftgate problem

Tl the contact owns a 2012 GMC Terrain. The contact stated that the liftgate failed to function properly and would lower very quickly when activated. Norman gale Buick GMC (973-267-1100, 1247 NJ-10, cedar knolls, NJ 07927) was contacted, but the vehicle was not diagnosed or repaired.   Read details...

The Frame And Members problem

The contact owns a 2014 GMC Terrain. The contact stated that the was consuming an excessive amount of engine oil; however, there were no oil leaks evident. There were no warning lights illuminated. The vehicle was taken to a certified mechanic who informed the contact that the frame near the rear   Read details...




Safety Ratings of Terrain Cars
Fuel Economy of Terrain Vehicles
Terrain Service Bulletins
Terrain Safety Recalls
Terrain Defect Investigations