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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1380 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> O-Ring Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
  1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
    2. Fig 1: Disassembling/Reassembling A/C Line Fittings
    GM297225Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the A/C refrigerant line.
    • For compression style fittings use a back up wrench on the fitting (2) and loosen the fitting nut (1).
    • For banjo style fittings remove the bolt retaining the banjo type fitting.
    3. IMPORTANT: Cap or tape the open A/C refrigerant line and the A/C refrigerant component immediately.
  3. Disconnect the A/C line from the A/C component.
  4. Cap or tape the A/C line and the A/C component to prevent system contamination, discard the O-ring seals.
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