Compressor HVAC: Service and Repair

Air Conditioning (A/C) Compressor

Service Repair No - 82.20.93

Removal
1. Disconnect the battery ground cable.

WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands

2. Raise and support the vehicle.
3. Recover the A/C refrigerant.
4. Remove the accessory drive belt.
5. Remove the accessory drive belt tensioner.
^ Remove the bolt.





6. Remove the oil level indicator and tube.
7. Remove the LH front wheel.

CAUTION: Immediately cap all refrigerant lines to prevent ingress of dirt and moisture.

8. Disconnect the refrigerant lines from the A/C compressor.
^ Remove the 2 bolts.
^ Remove and discard the 2 O-ring seals.





9. Disconnect the A/C clutch electrical connector.





NOTE: 1 A/C compressor bolt will remain captive until the mounting bracket is removed.

10. Release the A/C compressor.
^ Remove the 3 bolts.





11. Remove the A/C compressor mounting bracket.
^ Remove the 2 bolts.





12. Remove the A/C compressor.

Installation
1. Position the A/C compressor to the engine.
^ If a new compressor is being installed, the required amount of refrigerant oil must be drained from it.

2. Install the A/C compressor mounting bracket.
^ Tighten the bolts to 25 Nm (18 ft. lbs.).

3. Secure the A/C compressor.
^ Tighten the bolts to 25 Nm (18 ft. lbs.).

4. Connect the A/C clutch electrical connector.

CAUTION: Lubricate the new seals with clean refrigerant oil.

5. Connect the refrigerant lines.
^ Clean the component mating faces.
^ Install the new O-ring seals.
^ Tighten the bolts to 10 Nm (7 ft. lbs.).

6. Install the front wheel.
^ Tighten the wheel nuts to 140 Nm (103 ft. lbs.).

7. Lower the vehicle.
8. Install the oil level indicator and tube.
9. Install the accessory drive belt tensioner.
^ Tighten the bolt to 40 Nm (30 ft. lbs.).

10. Install the accessory drive belt.

11. Fill the A/C system.
12. Connect the battery ground cable.