GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Park Avenue 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement

Removal Procedure

    Object Number: 247355 Size: SH
  1. Disconnect the electrical connector from the A/C pressure sensor.
  2. Remove the following A/C pressure sensor.
  3. Remove the O-ring seal.

Installation Procedure

    Object Number: 247355 Size: SH
  1. Lubricate the new O-ring using 525 refrigerant oil.
  2. Install the O-ring seal.

    3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the A/C pressure sensor.

    4. Tighten
    Tighten the A/C pressure sensor to 5 N·m (44 lb in).

  4. Connect the electrical connector to the A/C pressure sensor.