Tools Required

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

J 41790 A/C Compressor Holding Fixture

Remove the A/C compressor from the vehicle.
Clamp the J 41790 in a vise and attach the A/C compressor to the J 41790 .

Fig 1: Attaching A/C Compressor To J 41790
Courtesy of GENERAL MOTORS CORP.
Using internal snap ring pliers, remove the A/C compressor control valve retaining ring.
Remove the A/C compressor control valve from the A/C compressor.

Fig 2: Removing A/C Compressor Control Valve From A/C Compressor

Courtesy of GENERAL MOTORS CORP.