Installation Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

Add the proper amount of PAG oil to the compressor crankcase. Refer to Refrigerant System Capacities .

Fig 1: View of A/C Compressor & Bolts

Courtesy of GENERAL MOTORS CORP.

Install the A/C compressor (2) to the bracket (1).

NOTE: Refer to Fastener Notice .

Install the A/C compressor mounting bolts.
Tighten: Tighten the bolts to 50 N.m (37 lb ft).
Connect the electrical connector to the A/C compressor coil.
Remove the caps or tape from the hose and line ends.
Install the new sealing washers. Refer to Sealing Washer Replacement .
Install the A/C suction hose to the compressor.
Install the A/C suction hose bolt to the A/C compressor.
Tighten: Tighten the bolt to 16 N.m (12 lb ft).
Install the A/C discharge hose to the A/C compressor.
Install the A/C discharge hose bolt to the A/C compressor.
Tighten: Tighten the bolt to 16 N.m (12 lb ft).
Install the A/C drive belt. Refer to Drive Belt Replacement - Air Conditioning .
Install the fan shroud. Refer to Fan Shroud Replacement .
Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
Leak test the fittings of the component using the J 39400-A .