Other Fuel System Related Problems of the 2020 GMC Terrain

Table 1 shows two common other fuel system related problems of the 2020 GMC Terrain. The number one most common problem is related to the other fuel system (24 problems). The second most common problem is related to the other fuel system tank filling/charging (one problem).

Table 1. Other Fuel System related problems of GMC Terrain


Recently reported Other Fuel System problems of the 2020 GMC Terrain

The Other Fuel System problem

Fuel pump control module and or the in tank fuel pump failed and or isn’t making proper connection for car to run correctly. Safety was put at risk as car came to abrupt halt while driving. Driver was outside of vehicle at busy intersection for vehicle diagnostics and battery jump.   Read details...

The Other Fuel System Tank Filling/charging problem

Vehicle was on 1/8 of a tank,I tried to fill, it would only take on 5 gallons of fuel, gas gauge read full. Reported to dealer, there is a �bulletin� on the vehicle, fuel tank was replaced.   Read details...


Other Fuel System related problems in other GMC Terrain model year vehicles:



☘ Terrain Service Bulletins
⚑ Terrain Safety Recalls
☤ Terrain Defect Investigations