GM Service Manual Online
For 1990-2009 cars only

Compressor Control Switches Install V5 - Conventional Mount

Tools Required

J 5403 Snap Ring Pliers


    Object Number: 237069  Size: SH
  1. Inspect the switch cavity and the O-ring groove in the rear head for dirt or foreign material.
  2. Clean the cavity and groove as necessary.

  3. Coat the new O-ring using clean 525 viscosity refrigerant oil.
  4. Install the O-ring into the groove in the switch cavity.
  5. Lubricate the switch housing using clean 525 viscosity refrigerant oil.
  6. Carefully insert the switch (3 or 4) into the switch cavity until the switch bottoms in the cavity.
  7. Using the J 5403 , install the switch retaining ring with the high point of the curved sides adjacent to the switch housing.
  8. Ensure that the retaining ring is seated in the retaining ring groove in the switch cavity.
  9. Evacuate and recharge the system.
  10. Perform a leak test. Refer to Compressor Leak Testing (V5 - Conventional Mount).