Spark

Air Conditioning (A/C) Evaporator and Blower Module Assembly Replacement

1. Drain the cooling system. Refer to Cooling System Draining and Filling .
2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
3. Disconnect the heater hoses from the heater core. Refer to Heater Inlet Hose Replacement and Heater Outlet Hose Replacement .
4. Remove the instrument panel (I/P) tie bar. Refer to Instrument Panel Tie Bar Replacement .



5. Remove the A/C evaporator hose assembly nut (1).
6. Disconnect the A/C evaporator hose assembly (2) from the thermal expansion valve.



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



8. Remove the HVAC module assembly (1).

1. Install the HVAC module assembly (1).

Caution: Refer to Fastener Caution in the Preface section.




2. Install the HVAC module assembly to dash panel bolts (1) and tighten to 6 N·m (53 lb in).



3. Connect the A/C evaporator hose assembly (2) to the thermal expansion valve.
4. Install the A/C evaporator hose assembly nut (1) and tighten to 20 N·m (15 lb ft).
5. Install the I/P tie bar. Refer to Instrument Panel Tie Bar Replacement .
6. Connect the heater hoses to the heater core. Refer to Heater Inlet Hose Replacement and Heater Outlet Hose Replacement .
7. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
8. Fill the cooling system. Refer to Cooling System Draining and Filling .