GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 39400-A Halogen Leak Detector

Removal Procedure


    Object Number: 1237791  Size: SH
  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the bolt (1) from the liquid line (2) at the condenser (3).

  3. Object Number: 1235502  Size: SH
  4. Remove the nut (1) from the liquid line (2) at the TXV (3).
  5. Remove the liquid line from the vehicle.
  6. Discard all of the used sealing washers.
  7. Cap the system openings.

Installation Procedure

  1. Remove the caps.
  2. Install the liquid line hose assembly.
  3. Install the liquid line at the TXV using new sealing washers. Refer to Sealing Washer Replacement .
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1235502  Size: SH
  5. Install the liquid line nut (1) at the TXV (3).
  6. Tighten
    Tighten the nut to 20 N·m (15 lb ft).


    Object Number: 1237791  Size: SH
  7. Install the liquid line bolt (1) to the condenser (3).
  8. Tighten
    Tighten the bolt to 16 N·m (12 lb ft).

  9. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  10. Leak test the fittings of the component using the J 39400-A .