Poor Fuel Fill Quality
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Test for the following conditions that is applicable to the current symptom.
Difficult to Fill
- Restricted vent lines
- The evaporative emission (EVAP) vent valve is stuck closed
- High fuel temperature
- A condition with the internal components of the fuel tank assembly.
For more information, refer to:
- Evaporative Emissions Hose Routing Diagram
- Fuel System Description
- Evaporative Emission Control System Description
Fuel Odor
- Saturated EVAP canister-Refer to Evaporative Emission Control System Description .
- A condition with the internal components of the fuel tank assembly-Refer to Fuel System Description .