GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J-23327 Clutch Spring Compressor
    • J-25024-A Servo Piston/Clutch Spring Compressor
    • J-28585 Snap Ring Remover
    • J-45186 Forward and Direct Clutch Spring Compressor

    Object Number: 749640  Size: SH
  1. Remove the input shaft O-ring seal (570) from the forward and direct clutch housing assembly - with input shaft (567).

  2. Object Number: 749641  Size: SH
  3. Remove the forward clutch housing thrust bearing (569) and the forward clutch housing thrust bearing race (568) from the forward and direct clutch housing assembly - with input shaft (567).

  4. Object Number: 749645  Size: SH
  5. Using J-28585 remover , remove the forward clutch backing plate retaining ring (550) from the forward and direct clutch housing assembly - with input shaft (567).

  6. Object Number: 749647  Size: SH
  7. Remove the following components from the forward and direct clutch housing assembly - with input shaft (567):
  8. • The forward clutch backing plate (551)
    • The 4 forward clutch fiber plates (552)
    • The 4 forward clutch steel plates (553)

    Object Number: 749661  Size: SH
  9. Using J-28585 remover , remove the direct clutch backing plate retaining ring (554) from the forward and direct clutch housing assembly - with input shaft (567).

  10. Object Number: 749665  Size: SH
  11. Remove the following components from the forward and direct clutch housing assembly - with input shaft (567):
  12. • The direct clutch backing plate (555)
    • The 4 direct clutch fiber plates (556)
    • The 4 direct clutch steel plates (557)
    • The direct clutch apply plate (558)

    Object Number: 749670  Size: SH
  13. Remove the direct clutch spring retaining ring (559).
  14. 7.1. Place the J-25024-A compressor  (1) in a vise with the forcing screw on the bottom and backed out.
    7.2. Place the J-45186 compressor  (2) over the shaft of the forward direct clutch housing and input shaft assembly (567).
    7.3. Place the J 21420-2 (4) from the J-23327 compressor on top of the forcing screw of J-25024-A compressor  (1).
    7.4. With the forcing screw, compress the clutch spring to allow the removal of the retaining ring.
    7.5. Use J-28585 remover  (3) or snap ring pliers to remove the retaining ring.
    7.6. Remove the tools.

    Object Number: 749676  Size: SH
  15. Remove the direct clutch spring assembly (560).

  16. Object Number: 749680  Size: SH

    Warning: Wear safety glasses when using compressed air in order to prevent eye injury.

  17. Install the forward and direct clutch housing assembly with input shaft (567) onto the transmission case cover (19).
  18. While pulling on the piston by hand, apply compressed air into the fluid passage (C2) in order to remove the direct clutch piston (562).

  19. Object Number: 749682  Size: SH
  20. Remove the direct clutch piston inner seal (561) and the direct clutch piston outer seal (563) from the direct clutch piston (562).

  21. Object Number: 749684  Size: SH

    Warning: Wear safety glasses when using compressed air in order to prevent eye injury.

  22. While pulling upward on the piston by hand, apply compressed air into the fluid passage (C1) in order to remove the forward clutch piston (565).

  23. Object Number: 749685  Size: SH
  24. Remove the forward clutch piston inner seal (564) and the forward clutch piston outer seal (566) from the forward clutch piston (565).