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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 641 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Compressor Replacement (RPO LSJ) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: NEW CVC compressor assemblies are shipped with a partial poly-alkylene glycol (PAG) refrigerant oil charge. Use of the incorrect PAG oil can result in compressor failure.
  1. If you are replacing the compressor, refer to Compressor Oil Balancing .
    2. Fig 1: View Of Compressor And Bolts To Engine
    GM1609034Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  2. Install the compressor and the bolts to the engine.

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

    3. Fig 2: View Of Compressor & Condenser Hose Assembly
    GM865182Courtesy of GENERAL MOTORS CORP.
  3. Install new sealing washers on the hose fittings. Refer to Sealing Washer Replacement .
  4. Install the hose assembly to the compressor.
  5. Install the assembly bolt.

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

    6. Fig 3: View Of Compressor Electrical Connector
    GM872569Courtesy of GENERAL MOTORS CORP.
  6. Connect the compressor electrical connector.
    7. Fig 4: View Of Auxiliary Intercooler Pump
    GM1403204Courtesy of GENERAL MOTORS CORP.
  7. Install the auxiliary intercooler pump.

    Tighten:  Tighten the pump bolt to 10 N.m (88 lb in).

  8. Install the drive belt. Refer to Drive Belt Replacement .
  9. Install the front fender liner. Refer to Front Fender Liner Replacement .
  10. Lower the vehicle.
  11. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
  12. Leak test the fittings using J 39400-A  . See Special Tools .
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