K 2500 Yukon XL 4WD V8-8.1L VIN G (2001)
4. Install the floor air outlet duct extension (1) to the floor air duct (2).
5. Calibrate the HVAC module actuators. Refer to Re-Calibrating Actuators in HVAC Systems - Automatic.
Mode Actuator Replacement - Auxiliary
REMOVAL PROCEDURE
1. Remove the right rear quarter trim panel.
2. Disconnect the electrical connector from the mode actuator (1).
3. Remove the retaining screws from the mode actuator.
4. Remove the mode actuator (1) from the vehicle.
INSTALLATION PROCEDURE
