Avalanche 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
Evaporative Emissions Hose: Service and Repair
Evaporative Emission (EVAP) Hoses/Pipes Replacement - Chassis
EVAPORATIVE EMISSION (EVAP) HOSES/PIPES REPLACEMENT - CHASSIS (ENGINE)
REMOVAL PROCEDURE
IMPORTANT: Clean all fuel pipe connections and surrounding areas before disconnecting the pipes in order to avoid possible fuel system
contamination.
1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief Procedure.
2. Disconnect the fuel feed pipe (1) at the fuel rail.
3. Disconnect the evaporative emission (EVAP) canister purge pipe (2).
4. Cap the fuel rail and EVAP pipes.
5. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
6. Unbolt and reposition the front propeller shaft.
7. Remove the fuel pipe bracket nut.
8. Remove the fuel pipe bracket from the bellhousing stud.