GM Service Manual Online
For 1990-2009 cars only

Air Conditioning Clutch Coil Installation HT6/HD6

Tools Required

    • J 33024 Clutch Coil Installer Adapter
    • J 8433-1 Puller Bar
    • J 34992 Compressor Holding Fixture
    • J 33017 Pulley and Bearing Installer
    • J 33023-A Puller Pilot
    • J 6083 External Snap Ring Pliers

    Object Number: 258029  Size: SH
  1. Place the clutch coil assembly (1) on the front head. Position the terminals at the marked location.
  2. Place the J 33024 over the internal opening of the clutch coil housing.
  3. Align the J 33024 with the compressor front head.
  4. Center the J 8433-1 in the counter-sunk center hole of the J 33024 .
  5. Install the 2 through bolts and washers through the crossbar slots.
  6. Thread the bolts into the J 34992 in order to achieve full fixture thickness.
  7. Turn the center forcing screw of the J 8433-1 in order to force the clutch coil onto the front head. Ensure that the clutch coil and the J 33024 remain aligned during installation.

  8. Object Number: 258042  Size: SH
  9. When the coil is fully seated on the front head, use a 1/8 inch diameter drift punch (2) in order to stake the front head at 3 places 120 degrees apart (3), in order to ensure that the clutch coil (1) remains in position.

  10. Object Number: 6997  Size: SH
  11. Ensure that the stake size is only one-half the area of the punch tip. Ensure that the stake is only approximately 0.28-0.35 mm (0.010-0.015 in) deep.

  12. Object Number: 258028  Size: SH
  13. With the compressor mounted to the J 34992 , position the pulley rotor (1) and bearing assembly on the front head.
  14. Position the J 33017 and the J 33023-A directly over the inner race of the bearing.
  15. Position the J 8433-1 on the J 33023-A .
  16. Assemble the 2 through bolts and washers through the puller bar slots.
  17. Thread the bolts into the J 34992 . Ensure that the thread of the through bolts engages the full thickness of the J 34992 .
  18. Tighten the center screw in the J 8433-1 in order to force the pulley rotor and bearing assembly onto the compressor front head.
  19. If the J 33017 slips off direct in-line contact with the inner race and bearing, perform the following steps:

    15.1. Loosen the J 8433-3 .
    15.2. Realign the installer and the pilot in order to ensure that the J 33017 properly clears the front head.

    Object Number: 258032  Size: SH
  20. Use the J 6083 in order to install the following components:
  21. • The pulley rotor (1)
    • The retainer ring (2)
  22. Install the clutch plate and hub assembly. Refer to Compressor Clutch Plate/Hub Assembly Install .