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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Compressor Clutch Assembly Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. Carefully clean the clutch plate bolt threads with a M6x1.0 tap. Carefully blow out debris with compressed air.
    2. Fig 1: Identifying Compressor Clutch Coil To Compressor
    GM872561Courtesy of GENERAL MOTORS CORP.
  2. Install the compressor clutch coil to the compressor.
    3. Fig 2: Identifying Compressor Clutch Coil And Snap Ring
    GM872563Courtesy of GENERAL MOTORS CORP.
  3. Install the compressor clutch coil snap ring using the J 6083  . See Special Tools .
    4. Fig 3: Identifying Compressor Pulley
    GM872560Courtesy of GENERAL MOTORS CORP.
  4. Install the compressor pulley to the compressor.
    5. Fig 4: View Of Compressor Pulley Snap Ring
    GM872558Courtesy of GENERAL MOTORS CORP.
  5. Install the compressor pulley snap ring using the J 6083  . See Special Tools .
  6. Place a small amount of oil on the 0.4 mm (0.016 in) air gap shim and place inside the clutch drive plate.
    7. Fig 5: Identifying Compressor Clutch Plate
    GM872556Courtesy of GENERAL MOTORS CORP.
  7. Install the compressor clutch plate to the compressor.
    8. Fig 6: View Of Air Gap Between Pulley And Drive Plate
    GM187363Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Make certain that the drive plate does not drag against the pulley when the pulley is rotated.
  8. Measure the air gap between the pulley and the drive plate. Adjust the shims to achieve a 0.3-0.6 mm (0.012-0.024 in) air gap.
    9. Fig 7: Identifying Compressor Clutch Plate Bolt
    GM872553Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Make certain that the new drive plate bolt has colored adhesive on at least 5 threads.
  9. Install the clutch drive plate bolt.
    10. NOTE: Refer to Fastener Notice .
  10. Tighten the compressor clutch drive plate bolt.

    Use the J 37872  to hold the compressor clutch plate from turning. See Special Tools .

    Tighten:  Tighten the bolt to 12 N.m (106 lb in).

  11. Install the compressor. Refer to Compressor Replacement (L26)  or Compressor Replacement (LY7)  or Compressor Replacement (LS4) 
  12. Install the accessory drive belt to the A/C compressor. Refer to Drive Belt Replacement (L26) for the 3.8L (L26) engine or Drive Belt Replacement for the 3.6L (LY7) engine, or Drive Belt Replacement - Accessory for the 5.3L (LS4) engine.
  13. Install the lower air deflector. Refer to Radiator Air Lower Baffle and Deflector Replacement .
  14. Leak test the fittings using the J 39400-A  . See Special Tools .
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