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Home >> Hummer >> 2008 >> H3 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 167 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Compressor Replacement (LH2) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Compressor
    GM1563419Courtesy of GENERAL MOTORS CORP.
  1. Install the compressor.
  2. Raise and support the vehicle.
  3. Install the compressor mounting bolts.
  4. NOTE: Refer to Fastener Notice .
  5. Tighten the compressor mounting bolts.

    Tighten:  Tighten the stud to 25 N.m (18 lb ft).

  6. Connect the electrical connector.
  7. Install the engine oil filter. Refer to Engine Oil and Oil Filter Replacement .
  8. Install new O-ring seals to the line fittings. Refer to O-Ring Replacement .
  9. Fig 2: View Of Suction Line Bolt & Discharge Line Bolt At Compressor
    GM1563417Courtesy of GENERAL MOTORS CORP.
  10. Connect the suction line to the compressor.
  11. Install the suction line bolt (1).

    Tighten:  Tighten the bolt to 9.8 N.m (87 lb in).

  12. Connect the discharge line to the compressor.
  13. Install the discharge line bolt (2).

    Tighten:  Tighten the bolt to 9.8 N.m (87 lb in).

  14. Install the engine splash shield. Refer to Air Inlet Grille Panel Replacement .
  15. Install the LH wheel and tire. Refer to Tire and Wheel Removal and Installation .
  16. Lower the vehicle.
  17. Install the cooling fan assembly. Refer to Fan Replacement (LH2) or to Engine Cooling Fan Replacement .
  18. Reposition and install the power steering reservoir. Refer to Remote Power Steering Fluid Reservoir Replacement (LH2) .
  19. Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement - Air Conditioning, Power Steering, and Water Pump .
  20. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  21. Evacuate and recharge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
  22. Using J 39400-A  , leak test the fitting of the repaired or reinstalled component. See Special Tools .