Table 1 shows five common gasoline fuel system related problems of the 2001 GMC Sierra. The number one most common problem is related to the fuel pump (three problems). The second most common problem is related to the gasoline fuel system (two problems).
| Problem Category | Number of Problems |
|---|---|
| Fuel Pump problems | |
| Gasoline Fuel System problems | |
| Fuel Injection problems | |
| Tank Filler Pipe And Cap problems | |
| Fuel Delivery problems |
Many problems: 4 wheel drive sensor, front end suspension, parking brake, service brakes, anti-lock brakes, speed sensors, radio, center console, engine noise rapping when starting, tailgate cables, anti-theft sensor, and now the battery voltage gauge needle excess dropping when stopping, engine Read details...
State inspection, failed due to rotted fuel filler neck. Was told for awhile it was due to gas cap, replaced that, light would go on and off. When it would no longer go off took back to dealers. Dealership replaced fuel filler neck, along with valve/sensor at a cost of over $500. Read details...
While driving and with no warning, the vehicle leaked fuel. Dealer notified. Injector pump failed, truck would run but fuel would run down the side of the engine with it running on the exhaust pipe, possible fire condition. Read details...