GM Service Manual Online
For 1990-2009 cars only

Compressor Shaft Seal Removal HT6/HD6/HU6

Tools Required

    • J 34992 Compressor Holding Fixture
    • J 5403 Snap Ring Pliers
    • J 23128-A Seal Seat Remover and Installer
    • J 9553-01 O-Ring Remover
  1. Place the compressor in the J 34992 .
  2. Remove the clutch plate and hub assembly from the compressor. Refer to Compressor Clutch Plate and Hub Assembly Removal (HT6/HD6) .

  3. Object Number: 258064  Size: SH
  4. Remove the shaft seal retainer ring (1) using the J 5403 .
  5. Any dirt or foreign material in the compressor may cause damage. Thoroughly clean the following components:
  6. • The inside of the compressor neck area surrounding the shaft
    • The exposed portion of the seal
    • The retainer ring groove
    • The shaft

    Object Number: 258050  Size: SH
  7. Fully engage the knurled tangs of the J 23128-A into the recessed portion of the seal (1) by turning the handle clockwise.

  8. Object Number: 258047  Size: SH
  9. Remove the seal (1) from the compressor using a rotary-pulling motion. Discard the seal.
  10. Securely hand-tighten the handle. Do not use a wrench or pliers.

  11. Object Number: 258046  Size: SH
  12. Remove and discard the seal seat O-ring (1) from the compressor neck using the J 9553-01 .
  13. Inspect the shaft and the inside of the compressor neck for dirt or foreign material. Ensure that the shaft and the inside of the compressor neck are perfectly clean before installing the new parts.
  14. Thoroughly clean the O-ring seal groove in the front head.

Compressor Shaft Seal Removal V7 - Direct Mount

Tools Required

    • J 41790-A A/C Compressor Holding Tool
    • J 42136 A/C Lip Seal Remover

    Object Number: 157595  Size: SH
  1. Remove the A/C compressor from the vehicle.
  2. Clamp the A/C compressor holding fixture, J 41790-A in a vise and attach the A/C compressor to the J 41790-A .

  3. Object Number: 157228  Size: SH
  4. Remove the A/C compressor clutch plate and hub assembly. Refer to A/C compressor Clutch Plate and Hub Assembly Removal (V7 - Direct Mount) .
  5. Using internal snap ring pliers (1), remove the A/C compressor shaft seal retainer ring (2).
  6. To keep any dirt or foreign material from getting into the A/C compressor, thoroughly clean the following components:
  7. • The inside of the A/C compressor neck area surrounding the shaft
    • The exposed portion of the A/C compressor shaft seal
    • The A/C compressor shaft
    • The O-ring groove

    Object Number: 157231  Size: SH
  8. Fully engage the lip of the J 42136 into the recessed portion of the seal (1) by turning the handle clockwise.
  9. Remove the A/C compressor shaft seal from the A/C compressor with a rotary pulling motion.
  10. Recheck the shaft and inside of the A/C compressor neck for dirt or foreign material and make sure these areas are perfectly clean before installing the new A/C compressor shaft seal.