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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 257 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Air Conditioning Clutch Replacement (LGY) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM6020033Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Clutch Coil (2) - Install

  2. Air Conditioning Clutch Coil Retaining Ring (1) - Install
  3. GM6020031Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Clutch Pulley (1) - Install

  4. GM6020032Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Pulley Bearing Retaining Ring (2) - Install

  5. NOTE:

    Use the original shim count as a starting point to determine the proper air gap for the air conditioning clutch plate.

  6. Air Conditioning Clutch Shim(s) (1) - Install
  7. GM6020030Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Clutch Drive Plate (2) - Install

  8. Air Conditioning Compressor Clutch Pulley Bolt (1) - Install and hand tighten
  9. Adjust the air conditioning clutch drive plate air gap. Air Conditioning Clutch Drive Plate Adjustment (LGY) 
  10. CAUTION:

    Refer to Fastener Caution .

  11. Air Conditioning Compressor Clutch Pulley Bolt (1) - Tighten to 18 N.m (13 lb ft)
  12. Air Conditioning Compressor - Install - Air Conditioning Compressor Replacement (LGY) 
  13. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  14. Recharge the refrigerant. Refrigerant Recovery and Recharging 
  15. Inspect for refrigerant leaks.