Removal (5.7L Engine)

WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.

Recover the refrigerant. See RECOVERY, EVACUATION & RECHARGING in GENERAL SERVICING PROCEDURES article in GENERAL SERVICING. Remove the A/C drive belt.
Raise and support the vehicle. Remove the A/C compressor hose assembly bolt. See Fig 1. Remove the A/C compressor hose assembly. Discard the sealing washers.
Remove the transmission oil cooler pipes from the engine bracket, if necessary. See Fig 2. Disconnect the electrical connector from the A/C compressor. Remove the A/C compressor bolts. See Fig 3. Remove the A/C compressor.

Fig 1: Removing & Installing Compressor Hose Bolt (5.7L)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Removing & Installing Transmission Cooler Pipes (5.7L)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Identifying Compressor Mounting Bolts (5.7L)

Courtesy of GENERAL MOTORS CORP.