Compressor HVAC: Service and Repair

Compressor Replacement

Removal Procedure






Caution: Refer to Battery Disconnect Caution.

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

Notice: Refer to Fastener Notice.

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

Tighten the compressor bracket bolt to 35 N.m (26 lb ft).




4. Install the serpentine accessory drive bolt.
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 N.m (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.