Housing Assembly HVAC: Service and Repair

HVAC Module Assembly Replacement

Removal Procedure

1. Remove the air conditioner (A/C) lines from the thermal expansion valve. Refer to Thermal Expansion Valve Replacement (Service and Repair).
2. Remove the heater hose from the heater core. Refer to Heater Inlet Hose Replacement (LY7) (Heater Inlet Hose Replacement)Heater Inlet Hose Replacement (LZ4) (Heater Inlet Hose Replacement)Heater Inlet Hose Replacement (LAT Pump to Engine) ()Heater Inlet Hose Replacement (LAT Pump to Heater Core) ()Heater Inlet Hose Replacement (LE5) (Heater Inlet Hose Replacement) and Heater Outlet Hose Replacement (LY7) (Heater Outlet Hose Replacement)Heater Outlet Hose Replacement (LAT) (Heater Outlet Hose Replacement)Heater Outlet Hose Replacement (LE5) (Heater Outlet Hose Replacement).
3. Remove the instrument panel (I/P) assembly. Refer to Instrument Panel Reinforcement Replacement (Service and Repair).
4. Remove the recirculation actuator wire harness connector.
5. Remove the air temperature actuator wire harness connector.
6. Remove the mode actuator wire harness connector.
7. Remove the blower motor wire harness connector.
8. Remove the blower motor resistor wire harness connector.




9. Remove the left hand side window defogger outlet duct.




10. Remove the HVAC module assembly mounting bolts from the instrument panel reinforcement.




11. Remove the HVAC module assembly to dash panel bolts (1).




12. Remove the HVAC module assembly (1).



Installation Procedure





1. Install the HVAC module assembly (1).





Notice: Refer to Fastener Notice (Fastener Notice).

2. Install the HVAC module assembly to dash panel bolts (1).

Tighten the bolts to 10 N.m (88 lb in).






Notice: Refer to Fastener Notice (Fastener Notice).

3. Install the HVAC module assembly mounting bolts to the instrument panel reinforcement.

Tighten the bolts to 5 N.m (44 lb in).

4. Install the left hand side window defogger outlet duct.




5. Install the blower motor resistor wire harness connector.
6. Install the blower motor wire harness connector.
7. Install the mode actuator wire harness connector.
8. Install the air temperature actuator wire harness connector.
9. Install the recirculation actuator wire harness connector.
10. Install the I/P assembly. Refer to Instrument Panel Reinforcement Replacement (Service and Repair).
11. Install the heater hoses to the heater core. Refer to Heater Inlet Hose Replacement (LY7) (Heater Inlet Hose Replacement)Heater Inlet Hose Replacement (LZ4) (Heater Inlet Hose Replacement)Heater Inlet Hose Replacement (LAT Pump to Engine) ()Heater Inlet Hose Replacement (LAT Pump to Heater Core) ()Heater Inlet Hose Replacement (LE5) (Heater Inlet Hose Replacement) and Heater Outlet Hose Replacement (LY7) (Heater Outlet Hose Replacement)Heater Outlet Hose Replacement (LAT) (Heater Outlet Hose Replacement)Heater Outlet Hose Replacement (LE5) (Heater Outlet Hose Replacement).
12. Install the A/C lines to the thermal expansion valve. Refer to Thermal Expansion Valve Replacement (Service and Repair).