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 E Stop Ring Remover/Installer

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

Important: Before assembling clutch B/E, measure the setting disks in clutch B/E with the Clutch B/E Measurement Procedure.


    Object Number: 1255994  Size: SH
  1. Install the cup spring.

  2. Object Number: 1255993  Size: SH
  3. Use the DT 46482  (1) to press down on the cup spring on clutch B.
  4. Install the split stop ring.

  5. Object Number: 1255992  Size: SH
  6. Install the O-ring on the oil dam.
  7. Install the oil dam and the cup spring.

  8. Object Number: 1255991  Size: SH
  9. Use the DT 46483  (1) to press down on the cup spring on clutch E.
  10. Install the split stop ring.

  11. Object Number: 1255990  Size: SH
  12. Install disc set E.

  13. Object Number: 1255989  Size: SH
  14. Install the snap ring.

  15. Object Number: 1255988  Size: SH
  16. Install the inner disc carrier E and the needle roller thrust bearing.

  17. Object Number: 1255987  Size: SH
  18. Install the rectangular-section ring for the input shaft and the retaining ring. Install the piston rings (1, 2).

  19. Object Number: 1255986  Size: SH
  20. Install disc set B.

  21. Object Number: 1255985  Size: SH
  22. Install piston B.

  23. Object Number: 1255984  Size: SH
  24. Install the retaining snap ring

  25. Object Number: 1255983  Size: SH
  26. Install the shim.
  27. Install the needle bearing and the thrust washer.

  28. Object Number: 1255982  Size: SH
  29. Install the input shaft with clutch B/E.

  30. Object Number: 1255981  Size: SH
  31. Install the 2 sealing rings for Clutch B and E
  32. Install the rear cover. Refer to Transmission Rear Cover Replacement .