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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 Drive Plate Adjustment (LT4) >> 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. GM5525592Courtesy 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.

    Install the air conditioning clutch shim(s) (3) as needed to achieve the appropriate air gap of 0.21 - 0.55 mm (0.008 - 0.021 in).

  2. Air Conditioning Compressor Clutch Drive Plate (2) - Install
  3. CAUTION:

    Refer to Fastener Caution .

  4. Air Conditioning Compressor Clutch Pulley Bolt (1) - Install and tighten - Air Conditioning Clutch Replacement (LT4) 
  5. GM5525606Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Measure the air gap between air conditioning clutch drive plate (1) and the air conditioning compressor pulley (3) using the appropriate feeler gauge (4).

  6. If the air gap is out of range, remove air conditioning clutch drive plate (1) and repeat steps 1, 2, 3 and 4 as necessary to adjust the air gap.
  7. Accessory Drive Auxiliary Belt (3) - Install - Drive Belt Replacement - Accessory
  8. GM4545764Courtesy of GENERAL MOTORS COMPANY

    Supercharger Belt Tensioner Bracket (3) - Install - Supercharger Belt Tensioner Bracket Replacement