Air Conditioning Compressor Replacement (Without VB6)

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Air Conditioning Compressor Components (LD8)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Recover the refrigerant from the air conditioning (A/C) system. Refer to Refrigerant Recovery and Recharging . Remove the drive belt. Refer to Drive Belt Replacement . Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the right front tire. Refer to Tire and Wheel Removal and Installation . Remove the front air deflector. Refer to Front Air Deflector Replacement . Remove the washer solvent container. Refer to Windshield Washer Solvent Container Replacement . Remove the brake line retaining clips from the engine frame in order to allow the brake lines to move during removal of the A/C compressor. NOTE: Seal the compressor suction and discharge ports after the hoses are removed in order to keep contaminants from entering the compressor and oil from draining out of the compressor during removal. Disconnect the A/C compressor electrical connector.
1	A/C Compressor Suction Hose Retaining Nut CAUTION: Refer to Fastener Caution . Tighten 16 N.m (12 lb ft)
2	Sealing Washer TIP: Remove and discard the sealing washer. Refer to Air Conditioning System Seal Replacement .
3	A/C Compressor Discharge Hose Retaining Nut Tighten 16 N.m (12 lb ft)
4	Sealing Washer TIP: Remove and discard the sealing washer. Refer to Air Conditioning System Seal Replacement .
5	A/C Compressor Retaining Nut Tighten 25 N.m (18 lb ft)
6	A/C Compressor Front Retaining Bolt Tighten 25 N.m (18 lb ft)
7	A/C Compressor Rear Retaining Bolt Tighten 25 N.m (18 lb ft)
8	A/C Compressor Retaining Stud Tighten 25 N.m (18 lb ft)
9	A/C Compressor