GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 5403 Snap Ring Pliers
    • J 23128-A Seal Seat Installer And Remover
    • J 33011 O-Ring Installer
    • J 34614 Shaft Seal Protector
    • J 39500-B R-134a Air Conditioning Refrigerant Recovery, Recycling And Recharging System.
    • J 39893 Pressure Testing Connector

    Object Number: 210186  Size: SH

    Notice: Seals should not be re-used. Always use a new specification service seal kit. Be sure that the seal to be installed is not scratched or damaged in any way. Make sure that the seal is free of lint and dirt that could damage the seal surface or prevent sealing.

  1. Thoroughly clean the seal O-ring groove in the front head.
  2. Dip the new seal O-ring in clean 525 viscosity refrigerant oil.
  3. Notice: Any attempt to use makeshift or inadequate service tools or equipment may result in damage and/or improper compressor operation.

  4. Assemble the O-ring onto J 33011 .
  5. Install the O-ring.
  6. 4.1. Insert J 33011 into the compressor neck until the installer bottoms out.

            Important: The top groove in the compressor neck is for the shaft seal retainer ring.

    4.2. Lower the moveable slide of J 33011 in order to release the O-ring into the seal O-ring lower grove.
    4.3. Rotate J 33011 in order to seat the O-ring.
    4.4. Remove the installer.

    Object Number: 210212  Size: SH
  7. Dip the new shaft seal in clean 525 viscosity refrigerant oil.
  8. Assemble the seal to J 23128-A by turning the handle clockwise.
  9. 6.1. Ensure that the stamped steel case side of the lip seal engages with the knurled tangs of J 23128-A .
    6.2. Ensure that the flared-out side of the lip seal faces toward the compressor.

    Notice: Use care when handling the seal protector. Do not nick the seal protector. This may damage the seal during installation. Ensure that the bottom of the seal protector is not flared. This may damage the seal during installation.

  10. Install J 34614 on the lip seal.
  11. Install the lip seal onto the shaft.
  12. 8.1. Place J 34614 over the end of the compressor shaft.
    8.2. Slide the new seal onto the shaft using a rotary motion of J 23128-A .
    8.3. Ensure that the seal makes good contact with the O-ring.

    Do not dislodge the O-ring.

    8.4. Disengage J 23128-A from the seal.
    8.5. Remove J 23128-A and J 34614 from the compressor.

    Object Number: 237126  Size: SH
  13. Use J 5403 in order to install the new seal retainer ring with the flat side against the seal.
  14. Use the sleeve of J 33011 in order to press in the seal retainer ring. Ensure that the ring snaps into the groove.
  15. Leak test the compressor. Refer to Compressor Leak Testing .
  16. Remove any excess oil from the shaft and the inside of the compressor neck.
  17. Install the clutch plate and hub assembly. Refer to Compressor Clutch Plate/Hub Assembly Install .
  18. Install the compressor and the compressor belt. Tighten the bracket.
  19. Evacuate and charge the refrigerant system using J 39500-B .