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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1175 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Compressor Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the compressor mounting stud to the compressor.
  2. Install the compressor into position on the compressor mounting bracket.
  3. Install the compressor mounting stud to the engine block.
  4. Install the upper compressor mounting bolt.
  5. Install the lower compressor mounting bolts.
    Fig 1: Installing Lower Compressor Mounting With Bolts
    G01418490Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  6. Tighten the compressor mounting stud.

    Tighten 

    Tighten the stud to 9 N.m (80 lb in).

  7. Install the compressor mounting nut.
    Fig 2: Installing Compressor Mounting Nut
    G01418491Courtesy of GENERAL MOTORS CORP.

    Important:  Tighten the compressor mounting bolts in the following sequence:

    1. Front upper
    2. Front lower
    3. Rear lower
  8. Tighten the compressor mounting bolts.

    Tighten 

    Tighten the bolts to 40 N.m (30 lb ft).

  9. Tighten the compressor mounting nut

    Tighten 

    Tighten the nut to 40 N.m (30 lb ft).

    Fig 3: Installing Upper Compressor Mounting Bolts
    G01418492Courtesy of GENERAL MOTORS CORP.
  10. Remove the cap or tape from the compressor hose assembly.
  11. Install new sealing washers onto the compressor hose assembly. Refer to SEALING WASHER REPLACEMENT  .
  12. Install the compressor hose assembly to the compressor.
  13. Install the compressor hose assembly to compressor retaining bolt.

    Tighten 

    Tighten the bolt to 26 N.m (19 lb ft).

    Fig 4: Installing Compressor Hose Assembly To Compressor Retaining Bolt
    G01418493Courtesy of GENERAL MOTORS CORP.
  14. Connect the compressor clutch electrical connector.
    15. Fig 5: Installing Compressor Clutch Electrical Connector
    G01418494Courtesy of GENERAL MOTORS CORP.
  15. Install the RH exhaust manifold heat shield.
  16. Install the compressor drive belt. Refer to DRIVE BELT REPLACEMENT-AIR CONDITIONING in Engine Mechanical - 5.7L.
  17. Install the water pump. Refer to WATER PUMP REPLACEMENT in Engine Cooling.
  18. Install the battery heat shield. Refer to BATTERY HEAT SHIELD REPLACEMENT in Engine Electrical.
  19. Evacuate and recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING  .
  20. Leak test the fittings of the component using J 39400-A  .
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