STS AWD V8-4.6L VIN A (2006)
Housing Assembly HVAC: Service and Repair
HVAC MODULE ASSEMBLY REPLACEMENT
TOOLS REQUIRED
J 39400-A Halogen Leak Detector
REMOVAL PROCEDURE
1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Drain the coolant. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (GE 47719).
3. Disconnect the heater inlet hose from the heater core.
4. Disconnect the heater outlet hose from the heater core.
5. At the evaporator core, disconnect and remove the A/C quick connect fittings from the suction hose and the liquid line.
6. Separate the suction hose and liquid line from the evaporator core.
7. Remove and discard the O-rings.
8. Remove the instrument panel (I/P) carrier.
9. Remove the air inlet assembly.
10. Disconnect the HVAC module electrical connector.
11. Disconnect the HVAC module drain tube (2) from the floor.
12. Remove the lower left HVAC module mounting nut (1).
13. Remove the upper left HVAC module mounting nut (1).
14. Remove the HVAC module from the vehicle.