Table 1 shows two common gasoline fuel system related problems of the 2021 GMC Terrain.
| Problem Category | Number of Problems |
|---|---|
| Gasoline Fuel System problems | |
| Fuel Pump problems |
The contact owns a 2021 GMC Terrain. The contact stated upon pressing the push to start button, the vehicle failed to start after several attempts, and the battery died. The vehicle was towed to the dealer, where the failure could not be duplicated. The contact stated that the vehicle restarted after some time. The check engine warning light was illuminated. The contact stated that the failure recurred intermittently. Additionally, the contact stated that the vehicle stalled while at a complete stop at the traffic light. The contact also stated that the vehicle stalled while driving on two occasions. The contact was able to veer to the side of the road. On one of the occasions, the vehicle restarted after several attempts and was driven to the dealer; however, on the other occasion, the vehicle failed to restart and was towed to the dealer. The dealer diagnosed the vehicle, but could not determine the cause of the failure. The vehicle was taken to an independent mechanic, where it was diagnosed that the fuel pump control module needed to be replaced. The vehicle was repaired; however, the failure persisted. The contact related the failure to NHTSA campaign number: 23v013000 (fuel system, gasoline); however, the VIN was not included. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 25,000.
The contact owns a 2021 GMC Terrain. The contact stated while driving 5 mph, the vehicle stalled. There was no warning light illuminated. The contact stated that the failure was like gm product safety recall: n222372310 (inadequate fuel pump flow). The vehicle was towed to an independent mechanic, who determined that the fuel pump had malfunctioned and damaged the camshaft. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The approximate failure mileage was 86,000.