GM Service Manual Online
For 1990-2009 cars only

Compressor Control Valve Assembly Install V7 - Direct Mount

Tools Required

J 41790-A A/C Compressor Holding Fixture


    Object Number: 214740  Size: SH
  1. Coat the control valve O-ring with clean 525 viscosity refrigeration oil.
  2. Push the A/C compressor control valve into the A/C compressor with thumb pressure.
  3. Using internal snap ring pliers, install the A/C compressor control valve retaining ring.
  4. Make sure the retaining ring is properly seated in the ring groove.

  5. Remove the A/C compressor from the J 41790-A .
  6. Install the A/C compressor into the vehicle.

Compressor Control Valve Assembly Install V5 - Conventional Mount

Tools Required

J 5403 Snap Ring Pliers


    Object Number: 237069  Size: SH
  1. Coat the O-rings with 525 viscosity refrigeration oil.
  2. Using thumb pressure, push the O-rings in place.
  3. Install the valve into the case.
  4. Important: Ensure that the retaining ring is properly seated in the ring groove.

  5. Using the J 5403 , install the valve retaining ring (5) with the high point of the curved sides against the valve housing.
  6. Perform a leak test. Refer to Compressor Leak Testing .