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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 447 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Air Conditioning System Seal Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: Identifying Good & Bad Sealing Washer Positions
    GM818438Courtesy of GENERAL MOTORS COMPANY
  1. Remove the seal washer from the A/C refrigerant component.
    2. IMPORTANT:

    Cap or tape the open A/C refrigerant components immediately to prevent system contamination.

  2. Inspect the seal washer for signs of damage to help determine the root cause of the failure.
  3. Inspect the A/C refrigerant components for damage or burrs. Repair if necessary.
    4. IMPORTANT:

    DO NOT reuse sealing washer.

  4. Discard the sealing washer.
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