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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 910 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Compressor Replacement (4.3L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Recover the refrigerant from the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING .
  2. Remove the air cleaner outlet duct. Refer to AIR CLEANER OUTLET RESONATOR REPLACEMENT in Engine Controls - 4.3L.
  3. Remove the drive belt.
  4. Disconnect the A/C compressor clutch coil electrical connector (1).
    Fig 1: Disconnecting A/C Compressor Clutch Coil Electrical Connector
    G01466822Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the A/C high pressure switch electrical connector (2).

    Important:  Do not disconnect the compressor hose assembly from the condenser or the accumulator.

  6. Remove the compressor hose assembly from the compressor.
  7. Remove the compressor sealing washers and discard.
  8. Remove the nut and throttle control cable bracket from the throttle body.
    Fig 2: Disconnecting A/C High Pressure Switch Electrical Connector
    G01466823Courtesy of GENERAL MOTORS CORP.
  9. Remove the compressor mounting bolts.
  10. Remove the compressor from the vehicle.
  11. If replacing the compressor, balance the refrigerant oil. Refer to COMPRESSOR OIL BALANCING .
    Fig 3: Compressor Mounting Bolts
    G01466824Courtesy of GENERAL MOTORS CORP.
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