Table 1 shows two common gasoline fuel system related problems of the 1999 GMC Sonoma. The number one most common problem is related to the gasoline fuel system (two problems). The second most common problem is related to the tank assembly (one problem).
| Problem Category | Number of Problems |
|---|---|
| Gasoline Fuel System problems | |
| Tank Assembly problems |
My 1999 GMC Sonoma has had a faulty fuel gauge since the vehicle was purchased. It was taken into jim causley's pontiac/GMC in clinton township mi once for warranty repairs but the problem was never fixed. Service rep informed me that it was caused by a bad vehicle ground. Read details...
Fuel gauge is inaccurate and fluctuates when truck is in park or neutral reads between 3/4 and full when driving even if tank is close to empty. Drops to show tank is empty when in park even if full. Read details...