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Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 149 (Heating, Ventilation & Air Conditioning) >> Repair Instructions >> Compressor Pressure Relief Valve Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the cap or tape from the A/C compressor.
  2. Lubricate the O-ring on the high pressure relief valve. Refer to O-Ring Replacement .
    3. Fig 1: Identifying Compressor Pressure Relief Valve
    GM787375Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the high pressure relief valve.

    Tighten:  Tighten the valve to 8 N.m (70 lb in).

  4. Lower the vehicle.
  5. Evacuate and recharge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
  6. Leak test the fittings of the component using J 39400-A .
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