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Home >> Saturn >> 2004 >> Ion Red Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 107 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> HVAC Module Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Saturn Ion Red Line, 2007 Saturn Ion 3, and 2007 Saturn Ion 2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
    3. Fig 1: View Of Surge Tank Cap
    GM873722Courtesy of GENERAL MOTORS CORP.
  3. Remove the surge tank cap.
  4. Place a drain pan below the heater hoses.
    5. Fig 2: View Of Heater Core Tubes And Outlet Hose
    GM872578Courtesy of GENERAL MOTORS CORP.
  5. Reposition the heater outlet hose clamp at the heater core using SA9111E  .
  6. Remove the heater outlet hose from the heater core.
  7. Position the hose upright against the front of dash.
    8. Fig 3: View Of Heater Inlet Hose Clamp At Heater Core
    GM872572Courtesy of GENERAL MOTORS CORP.
  8. Reposition the heater inlet hose clamp at the heater core using SA9111E  .
  9. Remove the heater inlet hose from the heater core.
  10. Position the hose upright against the front of dash.
    11. Fig 4: View Of Evaporator Tube & Compressor Suction Hose At TXV
    GM872539Courtesy of GENERAL MOTORS CORP.
  11. Remove the condenser tube and evaporator hose from the thermal expansion valve (TXV).
  12. Remove and discard the seal washers.
    13. Fig 5: View Of Center Floor Outlet Duct
    GM873732Courtesy of GENERAL MOTORS CORP.
  13. Raise the center floor outlet duct while pushing the floor ducts down to disengage the ducts.
  14. Rotate the center floor outlet duct forward in the vehicle and pull down to disengage the duct from the HVAC module.
    15. Fig 6: View Of Blower Motor Electrical Connector
    GM872586Courtesy of GENERAL MOTORS CORP.
  15. Disconnect the blower motor connector.
    16. Fig 7: View Of Blower Motor Resistor Electrical Connector
    GM872583Courtesy of GENERAL MOTORS CORP.
  16. Disconnect the blower motor resistor electrical connector.
  17. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel Carrier Replacement .
    18. Fig 8: View Of Recirculation Actuator Electrical Connector
    GM873741Courtesy of GENERAL MOTORS CORP.
  18. Disconnect the recirculation actuator electrical connector.
  19. Remove the HVAC module from the vehicle.
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