One problem related to tank filler pipe and cap has been reported for the 2001 GMC Sierra 3500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 GMC Sierra 3500 based on all problems reported for the 2001 Sierra 3500.
When vehicle is being filled, fuel spews from filler neck because filler neck is small. Dealer and manufacturer have been notified.
| Tank Filler Pipe And Cap problems | |
| Fuel Pump problems | |
| Fuel Injection problems | |
| Gasoline Fuel System problems | |
| Fuel Delivery problems |