GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • DT 46482 (DW260-140) Clutch B Stop Ring Remover/Installer
    • DT 46483 (DW260-150) Clutch B Stop Ring Remover/Installer

    Caution: Refer to Safety Glasses Caution in the Preface section.


    Object Number: 1255981  Size: SH
  1. Remove the rear cover. Refer to Transmission Rear Cover Replacement .
  2. Remove the 2 sealing rings from clutch B/E.

  3. Object Number: 1255982  Size: SH
  4. Remove the input shaft with clutch B/E.

  5. Object Number: 1255983  Size: SH
  6. Remove the needle bearing and thrust washer
  7. Remove the shim.

  8. Object Number: 1255984  Size: SH
  9. Remove the retaining snap ring.

  10. Object Number: 1255985  Size: SH
  11. Remove piston B.

  12. Object Number: 1255986  Size: SH
  13. Remove disc set B.

  14. Object Number: 1255987  Size: SH
  15. Remove the rectangular-section ring for the input shaft and remove the retaining ring.

  16. Object Number: 1255988  Size: SH
  17. Remove the inner disc carrier E and remove the needle roller thrust bearing.

  18. Object Number: 1255989  Size: SH
  19. Remove the snap ring.

  20. Object Number: 1255990  Size: SH
  21. Remove disc set E.

  22. Object Number: 1255991  Size: SH
  23. Using DT 46483  (1), press down on the cup spring in clutch E.
  24. Remove the split stop ring.

  25. Object Number: 1255992  Size: SH
  26. Remove the oil dam and the cup spring.
  27. Remove the O-ring from the oil dam.

  28. Object Number: 1255993  Size: SH
  29. Use the DT 46482  (1) to press down on the cup spring on clutch B.
  30. Remove the split stop ring.

  31. Object Number: 1255994  Size: SH
  32. Remove the cup spring.