Compressor HVAC: Service and Repair

Air Conditioning Compressor Replacement

Removal Procedure




Warning: Refer to Battery Disconnect Warning (Battery Disconnect Warning).

1. Disconnect the negative battery cable.
2. Discharge and recover the refrigerant. Refer to Refrigerant Recovery and Recharging (Service and Repair).
3. Remove the compressor A/C hose assembly connector block fitting nut.
4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
5. Disconnect the electrical connector at the compressor.




6. Remove serpentine accessory drive belt.




7. Remove the A/C compressor-to-bracket bolts.
8. Remove the compressor.
9. Drain the oil from the compressor into a container. Measure the amount of oil drained and then discard the used oil.

Installation Procedure




1. Add oil to the new compressor. Use the exact amount of oil that you drained from the old compressor.
2. Install the compressor.

Caution: Refer to Fastener Caution (Fastener Caution)

3. Install the compressor-to-bracket mounting bolts.

Tighten the compressor bracket bolt to 27 Nm (20 lb ft).




4. Install the serpentine accessory drive belt.
5. Lower the vehicle.




6. Install new O-ring to the A/C hose assembly connector block fitting.
7. Install the compressor hose assembly connector block fitting and tighten the retaining nut.

Tighten the A/C system hose connector retaining nut to 33 Nm (24 lb ft).




8. Connect the electrical connector at the compressor.
9. Connect the negative battery cable.
10. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging (Service and Repair).