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For 1990-2009 cars only

HVAC Module Assembly Replacement Right Hand Drive

Special Tools

    • J 39400-A Halogen Leak Detector
    • J 45689 A/C Quick Joint Tool

Removal Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  3. Drain the coolant. Refer to Cooling System Draining and Filling.
  4. Disconnect the inlet heater hose from the heater core. Refer to Heater Inlet Hose Replacement.
  5. Disconnect the outlet heater hose from the heater core. Refer to Heater Outlet Hose Replacement.

  6. Object Number: 817540  Size: SH
  7. Remove the quick connect fitting (1) from the liquid line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  8. Disconnect the A/C liquid line from the evaporator.
  9. Remove and discard the O-rings.

  10. Object Number: 817539  Size: SH
  11. Remove the quick connect fitting (1) from the suction line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  12. Disconnect the A/C suction line from the evaporator.
  13. Remove and discard the O-rings.

  14. Object Number: 1857705  Size: SH
  15. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel Carrier Replacement.
  16. Remove the air inlet assembly.
  17. Disconnect the HVAC module electrical connector.
  18. Disconnect the HVAC module drain tube (2) from the floor.

  19. Object Number: 1857706  Size: SH
  20. Press the tab and release the left rear duct from the HVAC module.
  21. Position the left rear heater duct away from the HVAC module.

  22. Object Number: 756215  Size: SH
  23. Press the tab and release the right rear duct from the HVAC module.
  24. Position the right rear heater duct away from the HVAC module.

  25. Object Number: 756232  Size: SH
  26. Remove the lower left HVAC module mounting nut (1).

  27. Object Number: 756237  Size: SH
  28. Remove the upper left HVAC module mounting nut (1).
  29. Remove the HVAC module from the vehicle.

  30. Object Number: 1378982  Size: SH
  31. Remove the foam seals from the A/C evaporator lines.
  32. Remove the foam seals from the heater core pipes.

Installation Procedure


    Object Number: 1378982  Size: SH
  1. Install new foam seals onto the heater core pipes.
  2. Install new foam seals onto the A/C evaporator lines.
  3. Install the HVAC module into the vehicle.
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the upper left HVAC module mounting nut (1) and tighten to 9 N·m (80 lb in).

  6. Object Number: 756232  Size: SH
  7. Install the lower left HVAC module mounting nut (1) and tighten to 9 N·m (80 lb in).
  8. Connect the rear heater ducts to the HVAC module.
  9. Connect the drain tube to the bottom of the HVAC module.

  10. Object Number: 1857705  Size: SH
  11. Connect the drain tube (2) to the floor.
  12. Connect the HVAC electrical connector.
  13. Install the air inlet assembly.
  14. Install the I/P carrier. Refer to Instrument Panel Carrier Replacement.
  15. Install new O-rings to the suction line. Refer to O-Ring Replacement.

  16. Object Number: 817539  Size: SH
  17. Install the A/C suction line to the evaporator.
  18. Install the quick connect fitting (1) to the suction line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  19. Install new O-rings to the suction line. Refer to O-Ring Replacement.

  20. Object Number: 817540  Size: SH
  21. Install the A/C liquid line to the evaporator.
  22. Install the quick connect fitting (1) to the liquid line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  23. Connect the inlet heater hose to the heater core. Refer to Heater Inlet Hose Replacement.
  24. Connect the outlet heater hose to the heater core. Refer to Heater Outlet Hose Replacement.
  25. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  26. Fill the coolant. Refer to Cooling System Draining and Filling.
  27. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
  28. Leak test the fittings of the component using J 39400-A .

HVAC Module Assembly Replacement Left Hand Drive

Special Tools

    • J 39400-A Halogen Leak Detector
    • J 45689 A/C Quick Joint Tool

Removal Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  3. Drain the coolant. Refer to Cooling System Draining and Filling.
  4. Disconnect the inlet heater hose from the heater core. Refer to Heater Inlet Hose Replacement.
  5. Disconnect the outlet heater hose from the heater core. Refer to Heater Outlet Hose Replacement.
  6. Remove the quick connect fitting (1) from the liquid line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.

  7. Object Number: 817540  Size: SH
  8. Disconnect the A/C liquid line from the evaporator.
  9. Remove and discard the O-rings.

  10. Object Number: 817539  Size: SH
  11. Remove the quick connect fitting (1) from the suction line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  12. Disconnect the A/C suction line from the evaporator.
  13. Remove and discard the O-rings.

  14. Object Number: 756222  Size: SH
  15. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel Carrier Replacement.
  16. Remove the air inlet assembly.
  17. Disconnect the HVAC module electrical connector.
  18. Disconnect the HVAC module drain tube (2) from the floor.

  19. Object Number: 756217  Size: SH
  20. Press the tab and release the left rear duct from the HVAC module.
  21. Position the left rear heater duct away from the HVAC module.

  22. Object Number: 756215  Size: SH
  23. Press the tab and release the right rear duct from the HVAC module.
  24. Position the right rear heater duct away from the HVAC module.

  25. Object Number: 756232  Size: SH
  26. Remove the lower left HVAC module mounting nut (1).

  27. Object Number: 756237  Size: SH
  28. Remove the upper left HVAC module mounting nut (1).
  29. Remove the HVAC module from the vehicle.

  30. Object Number: 1378982  Size: SH
  31. Remove the foam seals from the A/C evaporator lines.
  32. Remove the foam seals from the heater core pipes.

Installation Procedure


    Object Number: 1378982  Size: SH
  1. Install new foam seals onto the heater core pipes.
  2. Install new foam seals onto the A/C evaporator lines.
  3. Install the HVAC module into the vehicle.
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Install the upper left HVAC module mounting nut (1) and tighten to 9 N·m (80 lb in).

  6. Object Number: 756232  Size: SH
  7. Install the lower left HVAC module mounting nut (1) and tighten to 9 N·m (80 lb in).
  8. Connect the rear heater ducts to the HVAC module.
  9. Connect the drain tube to the bottom of the HVAC module.

  10. Object Number: 756222  Size: SH
  11. Connect the drain tube (2) to the floor.
  12. Connect the HVAC electrical connector.
  13. Install the air inlet assembly.
  14. Install the I/P carrier. Refer to Instrument Panel Carrier Replacement.
  15. Install new O-rings to the suction line. Refer to O-Ring Replacement.

  16. Object Number: 817539  Size: SH
  17. Install the A/C suction line to the evaporator.
  18. Install the quick connect fitting (1) to the suction line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  19. Install new O-rings to the suction line. Refer to O-Ring Replacement.

  20. Object Number: 817540  Size: SH
  21. Install the A/C liquid line to the evaporator.
  22. Install the quick connect fitting (1) to the liquid line. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.
  23. Connect the inlet heater hose to the heater core. Refer to Heater Inlet Hose Replacement.
  24. Connect the outlet heater hose to the heater core. Refer to Heater Outlet Hose Replacement.
  25. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  26. Fill the coolant. Refer to Cooling System Draining and Filling.
  27. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
  28. Leak test the fittings of the component using J 39400-A .