Gasoline Fuel System Related Problems of the 2020 GMC Terrain

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 (two problems).

Table 1. Gasoline Fuel System related problems of GMC Terrain

Problem Category Number of Problems
Gasoline Fuel System problems
3
Fuel Pump problems
2

Recently reported Gasoline Fuel System problems of the 2020 GMC Terrain

The Gasoline Fuel System problem

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 Fuel Pump problem

The contact owns a 2022 GMC Terrain. The contact stated while depressing the accelerator pedal from a complete stop, the vehicle lost motive power and started shaking and then shut off. Several unknown warning lights were illuminated.   Read details...


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



Terrain Service Bulletins
Terrain Safety Recalls
Terrain Defect Investigations