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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1008 (Heating, Ventilation And Air Conditioning - Gas) >> Repair Instructions >> Sealing Washer Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  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.
    Fig 1: Identifying Good And Bad Sealing Washer Positions
    GM818438Courtesy of GENERAL MOTORS CORP.
  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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