GM Service Manual Online
For 1990-2009 cars only

Refrigerant Tubes Replacement High

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1223576  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement in Bumpers.
  3. Discharge and recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  4. Remove the bolt securing the high pressure pipe line to the compressor (1).

  5. Object Number: 1223570  Size: SH
  6. Loosen the fitting securing the high pressure pipe line to the condenser pipe line (1).
  7. Remove the clamp nut (2).
  8. Remove the A/C high pressure pipe line between the compressor and the condenser.

  9. Object Number: 1223578  Size: SH
  10. Loosen the fitting securing the receiver dryer to the condenser (1).

  11. Object Number: 1223588  Size: SH
  12. Remove the receiver dryer flange nuts (1).
  13. Remove the A/C high pressure pipe line between the condenser and the receiver dryer.

  14. Object Number: 1223590  Size: SH
  15. Remove the purge control valve. Refer to Evaporative Emission Canister Purge Solenoid Valve Replacement in Engine Controls-0.8L or Evaporative Emission Canister Purge Solenoid Valve Replacement in Engine Controls-1.0L.
  16. Remove the bracket nut (1).
  17. Loosen the fitting (2).
  18. Remove the A/C high pressure pipe line between the receiver dryer and the evaporator.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1223591  Size: SH

    Important: Discard the removed O-rings.

  1. Install the high pressure pipe line (1) to the compressor.
  2. Tighten
    Tighten the bolt securing the high pressure pipe line to the compressor to 23 N·m (17 lb ft).


    Object Number: 1223593  Size: SH
  3. Install the fitting (1) securing the high pressure pipe line to the receiver dryer.
  4. Tighten
    Tighten the fitting securing the high pressure pipe line to the condenser pipe line to 23 N·m (17 lb ft).

  5. Install the fitting (3) securing the high pressure pipe line to the receiver dryer.
  6. Tighten
    Tighten the fitting securing the high pressure pipe line to the receiver dryer to 14 N·m (10.5 lb ft).

  7. Install the high pressure pipe line bracket and tighten the nut (2).
  8. Tighten
    Tighten the bracket nut to 5 N·m (44 lb in).


    Object Number: 1223594  Size: SH
  9. Install the receiver dryer flange and tighten the nuts (1).
  10. Tighten
    Tighten the receiver dryer flange nuts to 14 N·m (10.5 lb ft).


    Object Number: 1223595  Size: SH
  11. Install the high pressure pipe line to the evaporator and tighten the nuts (2).
  12. Tighten
    Tighten the nut securing the high pressure pipe line to the evaporator to 14 N·m (10.5 lb ft).

  13. Install the high pressure pipe line bracket and tighten the nut (1).
  14. Tighten
    Tighten the bracket nut to 5 N·m (44 lb in).

  15. Install the purge control valve. Refer to Evaporative Emission Canister Purge Solenoid Valve Replacement in Engine Controls-0.8L and Evaporative Emission Canister Vent Solenoid Valve Replacement in Engine Controls-1.0L.
  16. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging .
  17. Install the front bumper fascia. Refer to Front Bumper Fascia Replacement in Bumpers.
  18. Connect the negative battery cable.