GMC C2500 owners have reported 7 gasoline fuel system related problems since 1996. Table 1 shows the 6 most common gasoline fuel system problems. The number one most common problem is related to the vehicle's fuel injection (2 problems). The second most common problem is related to the vehicle's fuel injector (1 problem). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Fuel Injection problems | |
| Fuel Injector problems | |
| Tank Assembly problems | |
| Fuel Pump problems | |
| Fuel Hoses Lines/piping And Fittings problems | |
| Carburetor problems |
On three separate occasions the fuel injector pump failed. The vehicle leaks fuel from underneath. The vehicle was towed to the dealer for inspection. The mechanic informed the driver that the fuel injector pump needed to be replaced and it was replaced three times. Read details...
Fuel injection system: injector failed while accelerating. The gas pedal went down to floor. Driver had the vehicle towed to dealer for analysis. Mechanic noticed that the fuel injector needed cleaning. Read details...
Due to a crack in the fuel tank vehicle failed emissions. Dealership was notified, but did not resolve the problem. Read details...
Fuel tank pump and sending unit, located in tank, was replaced due to burning of internal connector. This burning caused extreme venting of gas vapors during tank fill up, and could have caused an explosion. I posses the old part which clearly shows the burned worse and plug connector. Read details...
The contact owns a 2003 GMC sierra 2500 hd. While driving 35 mph, the warning lights on the instrument panel continued to flash on and off. In addition, the windshield wipers activated and smoke was noticed underneath the hood. Read details...