Compressor HVAC: Service and Repair

Air Conditioning (A/C) Compressor and Power Steering Pump Mounting Bracket Replacement

Removal Procedure





1. Disconnect the negative battery cable.
2. Remove the drive belt.
3. If equipped, remove the auxiliary generator.
4. If equipped with dual generators, remove the bolt from the left side idler pulley (smooth pulley).
5. Remove the idler pulley.





6. Disconnect the Air Conditioning (A/C) compressor clutch electrical connector.
7. Disconnect the A/C cut out switch electrical connector.
8. Remove the A/C compressor bolts.
9. Move the A/C compressor with the hoses attached to the right side of the engine compartment.





10. Remove the positive cable junction block to power steering pump bolt (1).
11. Secure the junction block out of the way.





12. Remove the rear power steering pump bracket bolts (1).





13. Remove the power steering pump front bracket bolt.
14. Move and secure the power steering pump out of the way. The hoses and battery cables can remain attach to pump.





15. Remove the A/C compressor and power steering pump bracket bolts.
16. Remove the A/C compressor and power steering pump bracket.

Installation Procedure





1. Position the A/C compressor and power steering pump bracket.

2. Install the A/C compressor and power steering pump bracket bolts.
Tighten the bolts to 46 Nm (34 ft. lbs.).

Notice: Refer to Fastener Notice in Service Precautions.






3. Install the power steering pump and loosely install the front bracket bolts.





4. Loosely install the rear power steering pump bracket bolts (1).

Important: Tighten the front bracket bolts before the rear bracket bolts to ensure pulley alignment.

1. Tighten the front bracket bolts to 50 Nm (37 ft. lbs.).
2. Tighten the rear bracket bolts to 50 Nm (37 ft. lbs.).





5. If equipped with dual generators, install the left side idler pulley and bolt.
Tighten the bolt to 43 Nm (32 ft. lbs.).
6. Install the auxiliary generator.





7. Install the battery cable junction block and bolt (1).
Tighten the bolt to 9 Nm (80 inch lbs.).





8. Position the A/C compressor.
9. Install the A/C compressor bolts.
Tighten the bolts to 50 Nm (37 ft. lbs.).
10. Connect the A/C cut out switch electrical connector.
11. Connect the A/C clutch electrical connector.
12. Install the drive belt.
13. Connect the negative battery cable.