GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Equinox 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Air Conditioning Compressor Hose Replacement

Air Conditioning Compressor Hose Replacement LNJ

Special Tools

J 39400-A Halogen Leak Detector

Removal Procedures
  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the left headlamp. Refer to Headlamp Replacement .

    3. Object Number: 1646736 Size: SH
  3. Remove the compressor hose retainer nut from the battery box.
  4. Remove the evaporator outlet hose nut from the evaporator outlet hose.
  5. Remove the evaporator outlet hose from the compressor hose.
  6. Install a protective cap to the evaporator outlet hose to prevent contamination and desiccant saturation.

    7. Object Number: 1646748 Size: SH
  7. Remove the compressor hose nut from the condenser.
  8. Remove the compressor hose from the condenser.
  9. Install a protective cap to the condenser to prevent contamination and desiccant saturation.
  10. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

    11. Object Number: 1646734 Size: SH
  11. Disconnect the electrical connector from the pressure transducer.
  12. Remove the compressor hose nut at the compressor.
  13. Remove the compressor hose from the compressor.
  14. Install a protective cap to the compressor to prevent contamination and desiccant saturation.
  15. Remove the compressor hose from the vehicle.
  16. Remove and discard the sealing washers from the compressor hose. Refer to Sealing Washer Replacement .

Installation Procedure

    Object Number: 1646734 Size: SH
  1. Remove protective cap from compressor end of the compressor hose and the compressor.
  2. Install new seal washers to the compressor hose. Refer to Sealing Washer Replacement .
  3. Install the compressor hose to the compressor.

    4. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the compressor hose nut to the compressor.

    5. Tighten
    Tighten the nut to 20 N·m (15 lb ft).

  5. Connect the electrical connector to the pressure transducer.

    6. Object Number: 1646736 Size: SH
  6. Lower the vehicle.
  7. Position the compressor hose in the vehicle.
  8. Install a new sealing washer to the evaporator outlet hose. Refer to Sealing Washer Replacement .
  9. Install the evaporator outlet hose to the compressor hose.
  10. Install the evaporator outlet hose nut to the evaporator outlet hose.

    11. Tighten
    Tighten the nut to 20 N·m (15 lb ft).


    Object Number: 1646748 Size: SH
  11. Install a new sealing washer to the compressor hose at the condenser.
  12. Install the compressor hose to the condenser.
  13. Install the compressor hose nut to the condenser.

    14. Tighten
    Tighten the nut to 20 N·m (15 lb ft).

  14. Install the compressor hose retainer nut to the battery box.

    15. Tighten
    Tighten the nut to 9 N·m (80 lb in).

  15. Install the left headlamp. Refer to Headlamp Replacement .
  16. Recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  17. Test the affected A/C joints for leaks using J 39400-A .

Air Conditioning Compressor Hose Replacement LY7


Object Number: 1796690 Size: MF

Callout

Component Name

Preliminary Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove front bumper fascia. Refer to Front Bumper Fascia Replacement
  3. Remove the upper radiator brackets.
  4. Disconnect hood switch inline connector.
  5. Reposition radiator if necessary.
  6. Remove cooling fan and shroud. Refer to Cooling Fan and Shroud Replacement .
  7. Disconnect the high pressure switch electrical connector.

1

Compressor Hose Assembly Nut (Qty: 2)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
20 N·m (15 lb ft)

2

Sealing Washer

Tip
Remove and discard sealing washer. Refer to Sealing Washer Replacement .

3

A/C Compressor Assembly Hose,

Procedure

Remove hose through radiator core support.