Removal Procedure
IMPORTANT:
When replacing the evaporative emission (EVAP) pipe, always replace the pipe with original equipment or parts that meet the GM specifications for this part. The replacement pipe must have the same type of fittings as the original pipe in order to ensure the integrity of the connection.
- Disconnect the negative battery cable.
- Relieve the fuel system pressure. Refer to Fuel Pressure Relief (With CH 48027) or Fuel Pressure Relief (Without CH 48027) .
- Drain the fuel tank. Refer to Fuel Tank Draining .
- Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
- Clean all fuel and EVAP pipe and hose connections and the surrounding areas before disconnection in order to avoid possible contamination of the fuel system.
- Remove the fuel tank. Refer to Fuel Tank Replacement .
- Remove the rear EVAP pipe from the fuel sender, the fuel tank roll over valve and the fuel tank clips.
- Cap the fuel sender EVAP pipe and the fuel tank roll over valve.
CAUTION:
Refer to the Battery Disconnect Caution
.