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Home >> Chevrolet >> 2012 >> Cruze Eco, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Air Conditioning and Heater Module Assembly Removal and Installation >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Drain Tube Seal
    GM872602Courtesy of GENERAL MOTORS CORP.
  1. Replace the drain tube seal.
    2. Fig 2: View Of Front Of Dash Seal
    GM873734Courtesy of GENERAL MOTORS CORP.
  2. Replace the front of dash seal.
  3. Inspect and replace the HVAC module seals if damaged:
    • The defrost duct seal
    • The HVAC module to cross car duct seal
    • The center air outlet duct seal
    • The center floor air outlet duct seal
    • The air inlet seal
  4. Place the HVAC module in the vehicle. Align the HVAC module drain tube and front of dash studs to the vehicle.
    5. Fig 3: View Of HVAC Module Front Dash Nuts
    GM872581Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  5. Install the HVAC module nuts to the front of dash.

    Tighten:  Tighten the nuts to 10 N.m (89 lb in).

    6. Fig 4: View Of Recirculation Actuator Electrical Connector
    GM873741Courtesy of GENERAL MOTORS CORP.
  6. Connect the recirculation actuator electrical connector.
    7. Fig 5: Aligning Center Floor Duct With HVAC Module
    GM877657Courtesy of GENERAL MOTORS CORP.
  7. Align the center floor duct with the HVAC module.
  8. Push the center floor duct up while rotating rearward in the vehicle to install on the HVAC module.
  9. Push down on the floor duct while rotating the center floor outlet ducts to align the ducts.
  10. Slide the center floor outlet duct down into position in the floor ducts.
  11. Install the I/P tie bar. Refer to Instrument Panel Tie Bar Replacement .
    12. Fig 6: View Of Blower Motor Electrical Connector
    GM872586Courtesy of GENERAL MOTORS CORP.
  12. Connect the blower motor connector.
    13. Fig 7: View Of Blower Motor Resistor Electrical Connector
    GM872583Courtesy of GENERAL MOTORS CORP.
  13. Connect the blower motor resistor electrical connector.
    14. Fig 8: View Of Heater Core Tubes And Outlet Hose
    GM872578Courtesy of GENERAL MOTORS CORP.
  14. Install the heater outlet hose to the heater core.
  15. Reposition the hose clamp to secure the hose using J 38185  .
    16. Fig 9: View Of Heater Inlet Hose Clamp At Heater Core
    GM872572Courtesy of GENERAL MOTORS CORP.
  16. Install the heater inlet hose to the heater core.
  17. Reposition the hose clamp to secure the hose using J 38185  .
    18. Fig 10: View Of Evaporator Tube & Compressor Suction Hose At TXV
    GM872539Courtesy of GENERAL MOTORS CORP.
  18. Install new sealing washers on the condenser tube and evaporator hose fittings.
  19. Install the condenser tube and evaporator hose to the TXV.
  20. Install the TXV nut.

    Tighten:  Tighten the nut to 20 N.m (15 lb ft).

  21. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
  22. Leak test the fittings using the J 39400-A  . See Special Tools .
  23. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  24. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill LE5, L61) or Cooling System Draining and Filling (Static Fill LNF) or Cooling System Draining and Filling (GE 47716 Fill) .
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