One problem related to fuel pump has been reported for the 2021 GMC Terrain. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2021 GMC Terrain based on all problems reported for the 2021 Terrain.
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.
| Gasoline Fuel System problems | |
| Fuel Pump problems |