Poor Fuel Fill Quality
WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Poor Fuel Fill Quality
| Problem |
Causes |
| Definition: During the fueling process a continual, occasional or no fuel nozzle shut-off condition has occurred. |
| Difficult to fill |
- Fill limiter vent valve stuck closed
- Evaporative emission (EVAP) canister restricted
- EVAP vent valve stuck closed
- Restricted vapor lines
- High Reid vapor pressure or high fuel temperature
- Fuel filler hose is pinched or kinked
- Ignition switch ON, Vent Valve Closed
|
| Over fill |
- Pressure relief valve is stuck open or leaking
- Fill limiter vent valve stuck open or leaking
|
| Pre-mature shut-off of the fuel dispensing nozzle |
- Fill limiter vent valve stuck closed
- EVAP canister restricted
- EVAP vent valve stuck closed
- Restricted vapor lines
- High Reid vapor pressure or high fuel temperature
- Ignition switch ON, EVAP vent valve closed
|
| Fuel Spitback |
- Restricted EVAP canister
- High Reid vapor pressure or high fuel temperature
- Ignition switch ON, EVAP vent valve closed
|