Table 1 shows two common gasoline fuel system related problems of the 2003 GMC Sierra 1500. The number one most common problem is related to the fuel hoses lines/piping and fittings (four problems). The second most common problem is related to the tank mounting (one problem).
| Problem Category | Number of Problems |
|---|---|
| Fuel Hoses Lines/piping And Fittings problems | |
| Tank Mounting problems |
While having my vehicle check over for the winter, the mechanic inform me that the front brake lines are very rusty as well as the fuel lines and the cooling lines going to the transmission. This situation is very disturbing since I have very low mileage. Read details...
Check engine light investigated, and cause found to be loss of fuel tank pressure due to rotted out fuel filler neck. Original part made of non-corrosion resistant steel. Other corrosion problems with this vehicle have involved brake lines. Read details...