GMC C1500 owners have reported 9 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 pump (3 problems). The second most common problem is related to the vehicle's fuel injection (2 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Fuel Pump problems | |
| Fuel Injection problems | |
| Fuel Delivery problems | |
| Tank Assembly problems | |
| Gasoline Fuel System problems | |
| Fuel Injector problems |
: the contact stated the vehicle lost fuel pressure and was difficult to start. The contact inspected and replaced the fuel pump and sending unit as the insulation was burned off the wiring between the fuel pump and sending unit. The same failure occurred a second time. Read details...
Fuel injectors have failed 10 times so far , replaced twice , cleaned, resulting unable to mantian speed and stalling in intersections. Read details...
: the contact stated the vehicle lost fuel pressure and was difficult to start. The contact inspected and replaced the fuel pump and sending unit as the insulation was burned off the wiring between the fuel pump and sending unit. The same failure occurred a second time. Read details...
For a long time now my fuel gauge goes to empty when I fill it up, then after a few miles goes to full. The pump is electric in the gas tank. I was told by another person who owns same vehicle as I that he had same problem and his finally just stopped working while he was on a trip. . Read details...
I have purchased 2 GMC suburbans over the last 13 years. I'm a divorced mom of 7 children. I was driving my suburban along with my children and the vehicle stalled in the middle of rush hour traffic in boston. Read details...