GMC Sierra owners have reported 8 diesel fuel system related problems since 1996. Table 1 shows the 2 most common diesel fuel system problems. The number one most common problem is related to the vehicle's diesel fuel system (7 problems). The second most common problem is related to the vehicle's diesel fuel system tank assembly (1 problem). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Diesel Fuel System problems | |
| Diesel Fuel System Tank Assembly problems |
The contact owns a 2015 GMC Sierra 2500 denali. The contact stated that while driving at 65 mph, the vehicle lost motive power with the “engine power failure” warning light illuminated. The vehicle was towed to the residence. Read details...
2005 GMC Sierra. The vehicle sprayed fuel out of it's gas tank. Consumer took the vehicle to the dealership but there was no solution for the problem. The fuel did not stop pumping from the rear tank tot he front tank. Read details...