Table 1 shows two common other fuel system related problems of the 2004 GMC Sierra 2500.
| Problem Category | Number of Problems |
|---|---|
| Other Fuel System Fuel Injection System problems | |
| Other Fuel System problems |
2002 Chevrolet duramax 3/4 ton pick-up fuel system problems* the consumer stated the vehicle was hard to start, and had low power. The dealer replaced the fuel injection pump, the truck ran better, but it still was not right. The water pump was replaced.
The contact owns a 2004 GMC Sierra 2500. The contact stated that the vehicle had a massive oil leak. The vehicle was taken to the dealer where it was diagnosed that the fuel injectors were defective, which filled the crankcase full of fuel and was a known issue. The vehicle would have been repaired per an extended warranty; however, it fell outside of the parameters of the extended warranty, increasing the risk of an engine compartment fire. The manufacturer was notified of the failure. The failure mileage was 112,000.