HVAC Module Assembly Replacement - Auxiliary

REMOVAL PROCEDURE




1. Recover the refrigerant from the A/C system.
2. Drain the engine coolant. Refer to Draining and Filling Cooling System in Engine Cooling.
3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
4. Disconnect the heater lines (2,3) from the auxiliary HVAC module at the underside of the vehicle.




5. Disconnect the air conditioning lines (2,3) from the auxiliary HVAC module at the underside of the vehicle.




6. Remove the nuts (2) from the studs (1) that secure the auxiliary HVAC module to the underside of the vehicle.
7. Remove the safety stands.
8. Lower the vehicle.




9. Remove the right rear quarter trim panel.
10. Remove the electronic suspension control module.
11. Disconnect the electrical connectors from the auxiliary HVAC module.
12. Remove the fastener (5) for the upper auxiliary air duct (6). Carefully slide the duct up, into the headliner, until the bottom edge of the duct is above the air distributor duct.




13. Remove the fastener (4) for the lower auxiliary air outlet (5).




14. Remove the fastener (4) for the air distributor duct (3).
15. Remove the air distributor duct (3).




16. Remove the fasteners (2,4) retaining the auxiliary HVAC module to the vehicle.
17. Remove the auxiliary HVAC module (3) from the vehicle.

INSTALLATION PROCEDURE




1. Install the auxiliary HVAC module assembly (3) to the vehicle.
2. Install the two bolts (2,4) inside the vehicle in order to retain the auxiliary HVAC module to the vehicle.




3. Install the air distributor duct (3).
4. Install the fastener (4)




5. Install the lower auxiliary air outlet (5).
6. Install the fastener (4)




7. Install the upper auxiliary air duct (6) to the air distributor duct (3).
8. Install the fastener (5)
9. Connect the electrical connectors to the auxiliary HVAC module.
10. Install the electronic suspension control module.
11. Install the right rear quarter trim panel.
12. Raise the vehicle.

NOTE: Refer to Fastener Notice in Service Precautions.




13. Install the nuts (2) that secure the auxiliary HVAC module to the vehicle.

Tighten
Tighten the nuts to 9 N.m (80 lb in).




14. Install the air conditioning lines (2,3) and the nut (4) to the auxiliary HVAC module.

Tighten
Tighten the nut to 16 N.m (12 lb ft).




15. Install the heater lines (2,3) to the auxiliary HVAC module at the underside of vehicle.
16. Remove the safety stands.
17. Lower the vehicle.
18. Fill the engine coolant. Refer to Draining and Filling Cooling System in Engine Cooling.
19. Recharge the refrigerant to the system. Refer to Refrigerant Recovery and Recharging.