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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 726 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Air Conditioning Compressor Replacement (L61, LE5) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: Do NOT mix refrigerant oils. Use of incorrect refrigerant oil will cause compressor failure. This compressor uses a low viscosity refrigerant oil, Saturn P/N 22695048.
    IMPORTANT: NEW 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 Air Conditioning Compressor Oil Balancing .
    2. Fig 1: View Of Compressor
    GM872535Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  2. Install the compressor and the bolts to the engine.

    Tighten:  Tighten the bolts to 22 N.m (16 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 Drive Belt Tensioner And Special Tool
    GM854300Courtesy of GENERAL MOTORS CORP.
  7. Use J 44811  to release tension on the belt tensioner.
  8. Install the drive belt.
  9. Install the right side engine splash shield. Refer to Engine Splash Shield Replacement .
  10. Lower the vehicle.
  11. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging (Non HP2) .
  12. Leak test the fittings using J 39400-A  . See Special Tools .
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