GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 TrailBlazer - 4WD 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Air Conditioning Condenser Replacement

Special Tools

J 39400-A Halogen Leak Detector

Removal Procedure
  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.

    2. Object Number: 735782 Size: SH
  2. Remove the compressor discharge hose nut (1) from the condenser.
  3. Remove the compressor discharge hose (2) from the condenser.

    4. Object Number: 735918 Size: SH
  4. Remove the hood latch. Refer to Hood Replacement.
  5. Remove the head lamp housing panel. Refer to Headlamp Housing Panel Replacement.
  6. Remove the radiator diagonal brace. Refer to Radiator Support Diagonal Brace Replacement.
  7. Remove the bolts from the upper radiator support.
  8. Remove the upper radiator support.
  9. Remove the evaporator tube nut (5) from the condenser.
  10. Remove the evaporator tube (4) from the condenser.
  11. Remove the studs from the condenser inlet and outlets.
  12. Remove the condenser LH upper bracket bolt and bracket.
  13. Remove the condenser to radiator bolts.
  14. Remove the condenser from the radiator.

Installation Procedure

    Object Number: 735918 Size: SH

    Note: If replacing the condenser, add the refrigerant oil to the condenser. Refer to Refrigerant System Capacities for the capacity information.

  1. Install the condenser to the radiator.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the condenser to the radiator bolts.

    3. Tighten
    Tighten the bolts to 9 N·m (80 lb in).

  3. Install the condenser LH upper bracket bolt and bracket.

    4. Tighten
    Tighten the bolt to 9 N·m (80 lb in).

  4. Install the studs to the condenser inlet and outlets.

    5. Tighten
    Tighten the studs to 4.5 N·m (40 lb in).

  5. Install the evaporator tube (4) to the condenser.
  6. Install the evaporator tube nut (5) to the condenser.

    7. Tighten
    Tighten the nut to 28 N·m (21 lb ft).

  7. Install the upper radiator support bar.
  8. Install the bolts to the upper radiator support bar.

    9. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).

  9. Install the radiator diagonal base. Refer to Radiator Support Diagonal Brace Replacement.
  10. Install the head lamp housing panel. Refer to Headlamp Housing Panel Replacement.
  11. Install the hood latch. Refer to Hood Replacement.

    12. Object Number: 735782 Size: SH
  12. Connect the compressor discharge hose (2) to the condenser.
  13. Install the compressor discharge hose nut (1) to the condenser.

    14. Tighten
    Tighten the nut to 16 N·m (12 lb ft).

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