GM Service Manual Online
For 1990-2009 cars only

Special Tools

J 39400-A Halogen Leak Detector

Removal Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
  2. Remove the front air deflector. Refer to Front Air Deflector Replacement.

  3. Object Number: 799114  Size: SH
  4. Remove the desiccant bag plug (1).

  5. Object Number: 1387887  Size: SH

    Note: Record any of the lost PAG oil from the desiccant bag to maintain the correct total system amount.

  6. Remove the desiccant bag (1).

Installation Procedure


    Object Number: 1387887  Size: SH
  1. Install the desiccant bag (1).
  2. Lubricate the O-rings on the desiccant bag plug. Refer to O-Ring Replacement.
  3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 799114  Size: SH
  4. Install the desiccant bag plug (1) and tighten to 2.9 N·m (26 lb in).
  5. Install the front air deflector. Refer to Front Air Deflector Replacement.
  6. Lower the vehicle.
  7. Add the proper amount of oil. Refer to Refrigerant System Capacities.
  8. Evacuate and recharge the refrigerant. Refer to Refrigerant Recovery and Recharging.
  9. Using J 39400-A , leak test the fittings of the component.