Table 1 shows two common engine and engine cooling related problems of the 2019 GMC Terrain. The number one most common problem is related to the engine and engine cooling (58 problems). The second most common problem is related to the check engine light on (two problems).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems | |
| Check Engine Light On problems |
The contact owns a 2019 GMC Terrain. The contact stated that while stopped and attempting to turn to exit a highway ramp, he observed a loud banging noise emanating from the engine compartment. An "engine reduced power" message appeared. Read details...
July 10, 2019 at highway speed upon acceleration turbo body tube blew off suddenly and engine reduced to half power / check engine light comes on. This happened after only 1000 miles on new car. After a repair by dealership July 11,2019 same problem occurred July 12, 2019 while on highway. Read details...