Compressor Replacement

REMOVAL PROCEDURE

CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.

1. Disconnect the negative battery cable.
2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging. Service and Repair
3. Remove the air conditioning (A/C) drive belt.
4. Raise and support the vehicle.
5. Remove the right front tire and wheel assembly.
6. Remove the inner fender skirt.
7. Disconnect the compressor/condenser hose.
8. Discard the sealing washers. Cap all of the openings.
9. Disconnect the electrical connections.
10. Reposition the lower EGR pipe connection for clearance. Refer to EGR Pipe Replacement in Computers and Control Systems - 4.8L, 5.3L, 6.0L.
11. Remove the A/C compressor mounting bolts. The lower right bolt will stay with the compressor due to a lack of clearance.
12. Remove the A/C compressor from the bracket through the fender well.
13. Remove the A/C compressor from the bottom on the RWD 25 series vehicles only.
14. Drain, measure, and dispose of the compressor oil.

INSTALLATION PROCEDURE
1. Fill the compressor with oil. Refer to Compressor Oil Level Check. Service and Repair
2. Install the A/C compressor to the bracket through the fender well. Insert the mounting bolt into the lower right mounting boss before installing the A/C compressor.

NOTE: Refer to Fastener Notice in Cautions and Notices.

3. Install the A/C compressor mounting bolts.

Tighten
Tighten the mounting bolts to 50 N.m (37 lb ft).

4. Reposition the lower EGR pipe connection. Refer to EGR Pipe Replacement in Engine Controls 4.8L, 5.3L, 6.0L.
5. Connect the electrical connection.

6. Install the refrigerant hose to the compressor using new sealing washers.
7. Install the inner fender skirt.
8. Install the right front tire and wheel assembly.
9. Lower the vehicle.
10. Install the A/C drive belt.
11. Connect the negative battery cable.
12. Recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
13. Inspect the system for leaks. Refer to Leak Testing. Testing and Inspection