K 1500 Yukon Denali AWD V8-6.0L VIN U (2002)
1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Clean all the EVAP pipe connections and the surrounding areas before disconnecting in order to avoid possible contamination of the EVAP
system.
3. Disconnect the EVAP vent pipe at the EVAP canister.
4. Disconnect the EVAP vent pipe at the EVAP vent valve.
5. Remove the EVAP vent pipe from the mounting clips (1,3,4, and 5).
6. Cap the EVAP vent valve and the EVAP canister in order to prevent possible EVAP system contamination.
EVAP VENT PIPE INSTALLATION PROCEDURE
1. Remove the caps from the EVAP vent valve and the EVAP canister.
2. Connect the EVAP vent pipe (2) to the EVAP vent valve.
3. Connect the EVAP vent pipe to the EVAP canister.
4. Install the EVAP vent pipe into the mounting clips (1,3,4, and 5).
5. Lower the vehicle.
REAR EVAP FUEL TANK PIPE REMOVAL PROCEDURE
IMPORTANT: When replacing the 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.
CAUTION: Refer to the Battery Disconnect Caution in Service Precautions.