Sierra 1500 4WD V8-5.3L VIN B (2005)
1. Remove the floor air outlet duct extension (1) from the floor duct (2).
2. Remove the center console.
3. Remove the screws from the center console duct.
4. Remove the center console duct.
5. Disconnect the electrical connection from the mode actuator (10).
6. Remove the mode actuator mounting screws from the HVAC module.
7. Remove the mode actuator as an assembly with the actuator cam.
INSTALLATION PROCEDURE
1. Install the mode actuator as an assembly with the actuator cam.
-
Line up the heater/defroster valve lever with the mode actuator cam slot.
-
Line up the A/C valve lever with the mode actuator cam.
2. Install the mode actuator mounting screws to the HVAC module.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the screws to 1.6 N.m (14 lb in).
3. Connect the electrical connection at the mode actuator (10).
