Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
Air Door Actuator / Motor: Service and Repair
HVAC System - Automatic
Air Temperature Actuator - Left
AIR TEMPERATURE ACTUATOR REPLACEMENT - LEFT
REMOVAL PROCEDURE
1. Remove the I/P insulator panel.
2. Disconnect the electrical connector (1) from the left air temperature actuator (2).
3. Remove the screws from the left air temperature actuator (2).
4. Remove the left air temperature actuator (2) from the HVAC module assembly (3).
INSTALLATION PROCEDURE
1. Install the left air temperature actuator (2) to the HVAC module assembly (3).
2. Install the screws to the left air temperature actuator (2).
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the screws to 2 N.m (18 lb ft).
3. Install the electrical connector (1) to the left air temperature actuator (2).
4. Install the I/P insulator panel.
5. Reprogram the left air temperature actuator. Refer to Re-Calibrating Actuators.
Air Temperature Actuator - Right
AIR TEMPERATURE ACTUATOR REPLACEMENT - RIGHT
REMOVAL PROCEDURE
1. Remove the I/P carrier.
2. Disconnect the electrical connector (4) from the right air temperature actuator (3).
