LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 910 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> O-Ring Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disassemble the A/C refrigerant components. Refer to the appropriate repair procedure
    • 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.
  2. Remove the O-ring seal from the A/C refrigerant component.
  3. Inspect the O-ring seal for signs of damage to help determine the root cause of the failure.
  4. Inspect the A/C refrigerant components for damage or burrs. Repair if necessary.

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

  5. Cap or tape the A/C refrigerant components.
  6. Discard the O-ring seal.
    Fig 1: Loosening Direction Of Fitting Nut
    G01466875Courtesy of GENERAL MOTORS CORP.