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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Heating, Ventilation, And Air Conditioning System) >> Repair Instructions >> Air Conditioning System Seal Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM818438Courtesy of GENERAL MOTORS COMPANY

    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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