Removal Procedure
- Lower the endgate.
- Remove the rear compartment cover assembly.
- Remove the assist handle. Refer to Assist Handle Replacement - Endgate (Avalanche) .
- Remove the rear body side drain deflector. Refer to DEFLECTOR REPLACEMENT - BODY SIDE REAR DRAIN .
- Remove the cargo box stowage lid assembly. Refer to Lid Replacement - Cargo Box Stowage Box (Avalanche) .
- Remove the cargo box stowage box. Refer to Box Replacement - Cargo Stowage (Avalanche) .
- Remove the push-pin retainers from the duct assembly.
- Remove the drain hose and grommet from the inner fender wheelwell.
- Remove the duct assembly from the vehicle.