Table 1 shows six common gasoline fuel system related problems of the 1999 GMC Suburban. The number one most common problem is related to the fuel pump (five problems). The second most common problem is related to the gasoline fuel system (three problems).
| Problem Category | Number of Problems |
|---|---|
| Fuel Pump problems | |
| Gasoline Fuel System problems | |
| Fuel Injector problems | |
| Carburetor problems | |
| Tank Assembly problems | |
| Fuel Delivery problems |
Fuel pump/connector failure. Initially engine would shut down intermittently. On last occasion, vehicle engine shut down resulting in loss of power steering, power brakes, etc. Would not restart. Former gm mechanic told me that he witnessed this problem numerous times and found most cases involved Read details...
Gas gauges are defective,fuel system and gasoline system are not working propoperly. All door lock actuators have been replaced and now they have stopped working again,other people with this SUV have the same problems,I'm a single female,and I am getting ripped off. Read details...
Vehicle has been to dealer 5 times. Fuel injector gets clogged, and vehicle will stall in traffic. Dealer says additives in gasoline clogs injector. The engine stalling resulted in loss of steering power and brake failures. The manufacturer extended the warranty admitting the problem. Read details...