Table 1 shows two common gasoline fuel system related problems of the 2020 GMC Terrain. The number one most common problem is related to the gasoline fuel system (three problems). The second most common problem is related to the fuel pump (three problems).
| Problem Category | Number of Problems |
|---|---|
| Gasoline Fuel System problems | |
| Fuel Pump problems |
The contact owns a 2020 GMC Terrain. The contact stated while driving at an undisclosed speed, the vehicle lost motive power with the check engine warning light illuminated. The vehicle was towed to an independent mechanic, where it was diagnosed that the fuel pump control module had failed and Read details...
The contact owns a 2020 GMC Terrain. The contact stated that shortly after refueling the vehicle, the vehicle suddenly stalled while accelerating from a stop light. The contact stated that after the vehicle stalled, the transmission failed to shift out of park, and the vehicle failed to restart. Read details...