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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Heating, Ventilation, And Air Conditioning - Repair Instructions) >> Repair Instructions >> Air Conditioning Clutch Replacement (L3B) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5318286Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Clutch Coil (4) - Install

  2. Air Conditioning Clutch Coil Retaining Ring (3) - Install
  3. Air Conditioning Compressor Pulley (2) - Install
  4. Air Conditioning Compressor Pulley Bearing Retaining Ring (1) - Install
  5. GM5318284Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution

    Air Conditioning Compressor Bracket Bolt (1) - Install and tighten - Fastener Specifications

  6. Connect the electrical connector.
  7. GM5479896Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Use the appropriate tool, rotate the drive belt tensioner (1) counterclockwise to install accessory drive primary belt (2) onto the air conditioning compressor (3).

  8. Rotate the drive belt tensioner (1) clockwise allowing tension to be applied to accessory drive primary belt (2).
  9. GM5316992Courtesy of GENERAL MOTORS COMPANY
    NOTE:

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

    CAUTION:

    Refer to Component Fastener Tightening Caution .

    Install the air conditioning clutch shim (s) (2) as needed to achieve the appropriate air gap of 0.25 - 0.41 mm (0.010 - 0.016 in).

  10. GM5317723Courtesy of GENERAL MOTORS COMPANY

    Install and hand tighten the air conditioning clutch drive plate (1).

  11. Measure the air gap between air conditioning clutch drive plate (1) and the air conditioning compressor pulley (2) using the appropriate feeler gauge (3).
  12. If the air gap is out of range remove the air conditioning clutch drive plate, and add or remove shim (s) as need to achieve the appropriate air gap.
  13. Repeat steps 2, 3, and 4 as needed to achieve the appropriate air gap.
  14. GM5316992Courtesy of GENERAL MOTORS COMPANY

    Use the appropriate tool to hold the air conditioning compressor shaft (3), and the appropriate tool to turn air conditioning clutch drive plate (1) clockwise to tighten. Fastener Specifications

  15. GM5398001Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Quantity of fasteners may vary based on option content.

    Front Compartment Air Deflector Bolt (1) - Install and tighten (6x) - Fastener Specifications

  16. GM5398000Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Quantity of fasteners may vary based on option content.

    Front Wheelhouse Liner Bolt (3) - Install and tighten - Fastener Specifications

  17. Engine Front Splash Shield Retainer (2) - Install and tighten
  18. Engine Front Splash Shield Bolt (1) - Install and tighten - Fastener Specifications
  19. GM5397993Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Quantity of fasteners may vary based on option content.

    Front Wheelhouse Liner Bolt (1) - Install and tighten - Fastener Specifications

  20. Engine Front Splash Shield Retainer (2) - Install
  21. Engine Front Splash Shield Bolt (3) - Install and tighten - Fastener Specifications
  22. GM5397986Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Quantity of fasteners may vary based on option content.

    Front Bumper Fascia Center Air Deflector Bolt (1) - Install and tighten (5x) - Fastener Specifications

  23. Front Bumper Fascia Center Air Deflector Retainer (2) - Install (2x)
  24. Lower the vehicle.
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