GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 39400-A Halogen Leak Detector

Removal Procedure

  1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
  2. Remove the right wheelhouse panel. Refer to Wheelhouse Panel Replacement in Body Front End.

  3. Object Number: 800352  Size: SH
  4. Remove the evaporator hose fitting (2) from the evaporator inlet tube fitting (3).
  5. Remove the sealing washer.

  6. Object Number: 769802  Size: SH
  7. Remove the evaporator hose retaining nut (1).
  8. Remove the evaporator hose (2) from the condenser (4).
  9. Remove the sealing washer.

Installation Procedure

  1. Install the new sealing washers. Refer to Sealing Washer Replacement .

  2. Object Number: 769802  Size: SH
  3. Install the evaporator hose (2) to the condenser (4).
  4. 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.

  5. Install the evaporator hose retaining nut (1).
  6. Tighten
    Tighten the nut to 16 N·m (12 lb ft).


    Object Number: 800352  Size: SH
  7. Install the evaporator hose fitting (2) to the evaporator inlet tube fitting (3).
  8. Tighten
    Tighten the fitting to 35 N·m (26 lb ft).

  9. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  10. Install the right wheelhouse panel. Refer to Wheelhouse Panel Replacement in Body Front End.
  11. Leak test the fittings of the components using the J 39400-A .