Condenser HVAC: Service and Repair
CONDENSER REPLACEMENTTOOLS REQUIRED
J 39400-A Halogen Leak Detector
REMOVAL PROCEDURE
1. Recover the refrigerant.
2. Remove the bolt holding the compressor hose bracket to the fan shroud.
3. Remove the compressor hose assembly nut from the condenser.
4. Disconnect the compressor hose assembly from the condenser.
5. Remove and discard the seal washer.
6. Raise and support the vehicle. Refer to Vehicle Lifting.
7. Remove the evaporator hose assembly bolt from the condenser.
8. Disconnect the evaporator hose assembly from the condenser.
9. Remove and discard the seal washer.
10. Lower the vehicle.
11. Remove the radiator assembly.
12. Remove the condenser bolts (2) from the radiator (1).
13. Remove the condenser (2) from the radiator (1).
INSTALLATION PROCEDURE
1. Add PAG oil to the condenser.
NOTE: Do not mix refrigerant oils. Use of incorrect refrigerant oil will cause compressor failure. The CVC compressor uses a low viscosity refrigerant oil, GM P/N 12378526 (Canadian P/N 88900060).
2. Install the condenser (2) to the radiator (1).
3. Install the condenser bolts.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the bolts to 10 N.m (89 lb in).
4. Install the radiator assembly to the vehicle.
5. Install a new seal washer.
6. Connect the compressor hose assembly to the condenser.
7. Install the compressor hose assembly nut to the condenser.
Tighten
Tighten the nut to 25 N.m (18 lb ft).
8. Raise and support the vehicle. Refer to Vehicle Lifting.
9. Install a new seal washer.
10. Install the evaporator hose assembly to the condenser.
11. Install the evaporator hose assembly bolt to the condenser.
Tighten
Tighten the bolt to 25 N.m (18 lb ft).
12. Lower the vehicle.
13. Recharge the refrigerant system.
14. Leak test the fittings of the component using the J 39400-A.