Avalanche 2500 4WD V8-8.1L VIN G (2003)
Evaporative Emissions Hose: Service and Repair
EVAP Hoses/Pipes Replacement - Chassis/Canister
REMOVAL PROCEDURE
IMPORTANT: Clean all evaporative emission (EVAP) tube connections and surrounding areas before disconnection in order to avoid possible
EVAP system contamination.
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Disconnect the rear EVAP purge tube from the chassis EVAP purge pipe.
3. Disconnect the rear EVAP purge tube from the EVAP canister.
4. Cap the chassis EVAP purge pipe and the EVAP canister in order to prevent possible EVAP system contamination.
INSTALLATION PROCEDURE
1. Remove the caps from the chassis EVAP purge pipe and the EVAP canister.
2. Connect the rear EVAP purge tube to the EVAP canister.
3. Connect the rear EVAP purge tube to the chassis EVAP purge pipe.
4. Lower the vehicle.
