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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1887 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement (L61/L66) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Electrical Connector & Refrigerant Pressure Sensor
    GM1340530Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Use R-12 refrigerant oil (mineral) to lubricate O-rings. Use of R-134a (PAG) oil will cause premature corrosion of fitting joints.
  1. Lubricate the refrigerant pressure sensor O-ring with mineral oil. Refer to O-Ring Replacement .
    2. NOTE: Refer to FASTENER NOTICE .
  2. Hand start the refrigerant pressure sensor to the compressor hose, taking care not to pinch the O-ring and tighten.

    Tighten:  Tighten the pressure sensor to 10 N.m (89 lb in).

  3. Install the electrical connector to the refrigerant pressure sensor.
  4. Lower the vehicle.
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