GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 39400-A Halogen Leak Detector

Removal Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the radiator. Refer to Radiator Replacement .

  3. Object Number: 1643649  Size: SH
  4. Remove the A/C line coupling from the condenser tube to evaporator tube. Refer to Air Conditioning Line/Tube Connector Removal/Replacement .

  5. Object Number: 1615548  Size: SH
  6. Remove the A/C compressor line nut from the condenser and position the A/C compressor line aside.
  7. Remove the condenser from the vehicle.
  8. Remove and discard the O-ring seals and seal washer.

Installation Procedure

  1. If replacing the condenser, add refrigerant oil to the condenser. Refer to Refrigerant System Capacities for system capacity information.
  2. Install the condenser to the vehicle.
  3. Install a new seal washer onto the A/C compressor hose. Refer to Sealing Washer Replacement .
  4. Install new O-ring seals onto the evaporator tube. Refer to O-Ring Replacement .
  5. Install the radiator. Refer to Radiator Replacement .

  6. Object Number: 1643649  Size: SH
  7. Install the evaporator tube to the condenser tube.
  8. Install the A/C line coupling to the evaporator tube and the condenser tube. Refer to Air Conditioning Line/Tube Connector Removal/Replacement .

  9. Object Number: 1615548  Size: SH
  10. Install the A/C compressor hose to the condenser.
  11. Notice: Refer to Fastener Notice in the Preface section.

    Important: Use a 20mm wrench or pliers to hold the A/C condenser block fitting, this will prevent the A/C line from twisting while torquing the A/C line nut.

  12. Install the A/C compressor hose block fitting nut to the condenser.
  13. Tighten
    Tighten the nut to 17 N·m (12.5 lb ft).

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