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 (19 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

After vehicle acting like it isnt getting power and trying to die, I pulled into a gas station and turned it off. When I went to restart it, the vehicle kept turning over and over automatically not wanting to start and the engine light came on. I let it sit for about 5 minutes and tried again.   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