GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 24204-2 Bar and Stud Assembly
    • J 43776 4-5 Clutch Piston Return Spring Compressor
    • J 43777 1-2-3-4 Clutch Piston Return Compressor

    Object Number: 1217076  Size: SH
  1. Position the 1-2-3-4, 4-5 clutch assembly (4) on the work table so that the rear of the assembly is up.
  2. Remove the retaining ring (1) from the 1-2-3-4, 4-5 clutch assembly.
  3. Remove the input sun gear (3) with the input drive flange (2) attached.
  4. Remove the input sun gear from the drive flange.

  5. Object Number: 1217075  Size: SH
  6. Remove the bronze thrust washer (1) from the 4-5 drive hub (2).

  7. Object Number: 1217072  Size: SH
  8. Remove the 4-5 drive hub (1).
  9. Important: The thrust bearing assembly may stick to the 1-2-3-4 clutch drive hub or the 4-5 clutch drive hub.

  10. Remove the thrust bearing assembly (2) from the rear of the 1-2-3-4 clutch drive hub (3) or the front of the 4-5 clutch drive hub (1).
  11. Remove the 1-2-3-4 clutch drive hub (3).
  12. Important: The thrust bearing assembly may stick to the rear of the turbine shaft or the front of the 1-2-3-4 clutch drive hub.

  13. Remove the thrust bearing assembly (4) from the rear of the turbine shaft (5) or the front of the 1-2-3-4 clutch drive hub (3).

  14. Object Number: 1217073  Size: SH
  15. Remove seven 4-5 clutch steel plates (1) and six 4-5 clutch fiber plates (2) from the 1-2-3-4, 4-5 clutch housing (3).

  16. Object Number: 1217070  Size: SH
  17. Remove the internal spiral retaining ring (1) from the 1-2-3-4 clutch backing plate (3).
  18. Remove the retaining ring (2) from the turbine shaft (4).
  19. Remove the 1-2-3-4 clutch backing plate (3) from the turbine shaft (4).

  20. Object Number: 1217065  Size: SH
  21. Remove six 1-2-3-4 clutch fiber plates (1) and six 1-2-3-4 clutch steel plates (2) from the turbine shaft (3).

  22. Object Number: 1217064  Size: SH

    Caution: Personal injury and/or property damage may result from the movement of the 1-2-3-4, 4-5 clutch housing or the turbine shaft. The 1-2-3-4, 4-5 clutch housing and turbine shaft are held together by a retaining ring. Removing the retaining ring allows the turbine shaft and the 1-2-3-4, 4-5 clutch housing to move freely. When removing the retaining ring, make sure the 1-2-3-4, 4-5 clutch housing and the turbine shaft are restrained from moving .

  23. Remove the retaining ring (1) from the turbine shaft (3).
  24. Remove the 1-2-3-4, 4-5 clutch housing (2) from the rear of the turbine shaft.
  25. Remove 2 overlap seal rings (4) from the turbine shaft.

  26. Object Number: 1217063  Size: SH
  27. Position the 1-2-3-4, 4-5 clutch housing (2) on the work table so that the rear of the housing is facing up.
  28. Remove the retaining ring (1) from the 1-2-3-4 clutch piston housing (3).

  29. Object Number: 1217061  Size: SH
  30. Position the 1-2-3-4, 4-5 clutch housing (7) on the base of J 24204-2  (8) so that the rear of the housing is facing up.
  31. Install J 43777  (5) onto the 1-2-3-4 clutch piston return spring assembly.
  32. Align the J 43777  (5) notch with the gap in the retaining ring (6).
  33. Install the J 43777  (4) extension onto the shaft of J 24204-2  (8).
  34. Install the J 24204-2 ball bearing (3) and washer (2) onto the shaft of J 24204-2 .
  35. Install the J 24204-2 wing nut (1) onto the shaft of J 24204-2  (8).
  36. Compress the return spring assembly until the retaining ring (6) can be removed.
  37. Remove the retaining ring (6) from the groove in the 1-2-3-4, 4-5 clutch housing inner hub.
  38. Remove J 24204-2 andJ 43776 from the 1-2-3-4, 4-5 clutch housing.
  39. Remove the retaining ring (6) from the 1-2-3-4, 4-5 clutch housing (7).

  40. Object Number: 1217060  Size: SH
  41. Remove the 1-2-3-4 clutch piston return spring assembly (1) from the 1-2-3-4 clutch piston (3).
  42. Remove the 1-2-3-4 clutch piston (3), with the 1-2-3-4 clutch balance piston (2) attached, from the 1-2-3-4, 4-5 clutch housing.
  43. Remove the 1-2-3-4 clutch balance piston (2) from the 1-2-3-4 clutch piston (3).

  44. Object Number: 1217058  Size: SH
  45. Remove the seal rings (1) and (2) from the 1-2-3-4 clutch piston (3).

  46. Object Number: 1217057  Size: SH
  47. Position the 1-2-3-4, 4-5 clutch housing (8) on the base of J 24204-2  (10) so that the rear of the housing is facing up.
  48. Align J 43776-2 (7) so that the bowl is facing down.
  49. Install J 43776-2 (7) onto the shaft of J 43776-2 (10) and onto the 4-5 clutch piston return spring assembly. Make sure the rim of J 43776-2 almost touches the retaining ring.
  50. Install J 43776  (5) spring onto the shaft of J 24204-2  (10).
  51. Important: J 43776-1 has 2 notches. Either notch can fit over the ball of the 1-2-3-4 clutch piston housing, but only one notch also leaves the holes in the retaining ring easily accessible.

  52. Align J 43776-2 (4) so that:
  53. • One notch fits over the ball of the 1-2-3-4 clutch piston housing (9).
    • The holes in the retaining ring (6) are easily accessible.
  54. Install J 43776-2 (4) onto the shaft of J 24204-2 .
  55. Install the J 24204-2 ball bearing (3) and washer (2) onto the shaft of J 24204-2  (10).
  56. Install the J 24204-2 wing nut (1) onto the shaft of J 24204-2  (10).
  57. Important: Make sure the J 43776-2 notch remains over the ball of the 1-2-3-4 clutch piston housing while the return spring assembly is being compressed.

  58. Compress the return spring assembly until the retaining ring (6) can be removed.
  59. Remove the retaining ring (6) from the groove in the 1-2-3-4, 4-5 clutch housing inner hub and move the retaining ring over the top of J 43776-2 (7).
  60. Remove J 24204-2 andJ 43776 from the 1-2-3-4, 4-5 clutch housing.
  61. Remove the retaining ring (6) from the 1-2-3-4, 4-5 clutch housing.

  62. Object Number: 1217056  Size: SH
  63. Remove the 1-2-3-4 clutch piston housing (1) from the 1-2-3-4, 4-5 clutch housing (3).
  64. Remove the 4-5 clutch piston return spring assembly (2) from the 4-5 clutch piston (4).

  65. Object Number: 1217053  Size: SH
  66. Remove the retaining ring (1) from the 1-2-3-4, 4-5 clutch housing.
  67. Remove the 4-5 clutch piston (3) with the 4-5 clutch balance piston (2) attached.
  68. Remove the 4-5 clutch balance piston (2) from the 4-5 clutch piston (3).

  69. Object Number: 1217054  Size: SH
  70. Remove the O-ring (1) from the inner hub of the 1-2-3-4, 4-5 clutch housing (2).

  71. Object Number: 1217052  Size: SH
  72. Remove 3 piston seal rings (1, 2, and 3) from the 4-5 clutch piston (4).