GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 39400-A Halogen Leak Detector

Removal Procedure


    Object Number: 130640  Size: SH
  1. Recover the refrigerant from the system. Refer to Refrigerant Recovery and Recharging .
  2. Remove the upper filler panel. Refer to Filler Panel Replacement - Upper in Body Front End.
  3. Disconnect the discharge hose from the condenser.
  4. Raise and support vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  5. Remove the front air deflector. Refer to Front Air Deflector Replacement in Body Front End.

  6. Object Number: 130643  Size: SH
  7. Disconnect the discharge hose from the compressor.
  8. Disconnect the electrical connector from the A/C refrigerant pressure sensor.
  9. Remove the discharge hose.

Installation Procedure

Important: Inspect the sealing washers for damage.

Replace the sealing washers that show any signs of damage.

Sealing washer do not require lubricant.


    Object Number: 130643  Size: SH
  1. Install the discharge hose.
  2. 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. Connect the discharge hose to the compressor.
  4. Tighten
    Tighten the discharge hose to 20 N·m (15 lb ft).

  5. Connect the electrical connector to the A/C refrigerant pressure sensor.
  6. Lower the vehicle.

  7. Object Number: 130640  Size: SH
  8. Connect the discharge line to the condenser.
  9. Tighten
    Tighten the accumulator line fitting to 20 N·m (15 lb ft).

  10. Recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  11. Leak test the fittings of the repaired or reinstalled component using J 39400-A .
  12. Install the front air deflector. Refer to Front Air Deflector Replacement in Body Front End.
  13. Install the upper filler panel. Refer to Filler Panel Replacement - Upper in Body Front End.