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Home >> Pontiac >> 2008 >> Torrent GXP, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 90 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> HVAC Module Assembly Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of HVAC Module
    GM1647772Courtesy of GENERAL MOTORS CORP.
    NOTE: Make sure the HVAC module seals are flush and even as they meet their mating surfaces. This will reduce the chance of leaks and ensure proper fit.
  1. Inspect the front of dash seal for proper alignment.
  2. Inspect the seal mating surfaces to ensure there are no obstructions.
  3. Position the HVAC module in the vehicle.
  4. Install, but do not tighten, the seal nuts to the front of dash.
  5. Install the instrument panel tie bar. Refer to Instrument Panel Tie Bar Replacement .
    6. Fig 2: View Of HVAC Module Seal & Nuts
    GM931912Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
    NOTE: New front of dash seal nuts must be used to prevent leaks.
  6. Tighten the HVAC module seal nuts to the front of dash. Draw the HVAC module to the front of dash evenly by alternating between the seal nuts.

    Tighten:  Tighten the nuts to 8 N.m (71 lb in).

    7. Fig 3: View Of Defroster Duct
    GM1647219Courtesy of GENERAL MOTORS CORP.
  7. Install the defroster duct to the HVAC module.
  8. Install the defroster duct retainer to the instrument panel tie bar.
  9. Connect the I/P wire harness clips to the HVAC module.
  10. Connect the blower motor electrical connector to the I/P wire harness.
  11. Connect the blower motor control module electrical connector to the I/P wire harness.
  12. Connect the HVAC module electrical connector to the I/P wire harness.
    13. Fig 4: View Of Center Air Outlet Duct
    GM1284969Courtesy of GENERAL MOTORS CORP.
  13. Install the center I/P duct to the instrument panel tie bar.
  14. Install the center I/P duct retainers to the instrument panel tie bar.
    15. Fig 5: View Of Center Floor Air Outlet Duct
    GM933579Courtesy of GENERAL MOTORS CORP.
  15. Install the center floor air outlet by sliding forward onto the front floor air outlet then down and rearward over the rear floor air outlet.
  16. Install the shift control bracket. Refer to Transmission Control Replacement .
  17. Install the I/P retainer. Refer to Instrument Panel Retainer Replacement .
    18. Fig 6: View Of Heater Hoses At Heater Core
    GM1646757Courtesy of GENERAL MOTORS CORP.
  18. Install the heater inlet hose to the heater core (1).
  19. Install the heater inlet hose clamp to the heater core.
  20. Install the heater outlet hose to heater core outlet (2).
  21. Install the heater outlet hose clamp to the heater core.
    22. Fig 7: View Of Evaporator Outlet Hose & Liquid Line At TXV
    GM1646735Courtesy of GENERAL MOTORS CORP.
  22. Ensure the mating surfaces are clean and free of debris, and install new seal washers to the evaporator outlet hose and the liquid line. Refer to Sealing Washer Replacement .
  23. Install the evaporator outlet hose and the liquid line to the TXV.
  24. Install the evaporator outlet hose and liquid line nut to the TXV.

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

  25. Enable the frontal and curtain air bags.
  26. Fill the coolant. Refer to Cooling System Draining and Filling (LY7 GE 47716 Fill) or Cooling System Draining and Filling (LNJ GE 47716 Fill) or Cooling System Draining and Filling (LNJ Static Fill) or Cooling System Draining and Filling (LY7 Static Fill) .
  27. Evacuate and charge the A/C system. Refer to Refrigerant Recovery and Recharging .
  28. Test the affected A/C joints for leaks using J 39400-A  . See Special Tools .
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