GM Service Manual Online
For 1990-2009 cars only

Special Tools

J 34741-A Input Seal Installer contains:

    • J 34741-1 Input Shaft Seal Installer
    • J 34741-2 Input Shaft Seal Pusher
    • J 34741-3 Input Shaft Seal Compressor

For equivalent regional tools, refer to Special Tools.


    Object Number: 10655  Size: SH
  1. Install J 34741-1 seal installer into the input clutch housing (632). Adjust J 34741-1 seal installer so that the bottom of the seal installer aligns with the lowest seal ring groove.
  2. Use transmission fluid in order to lubricate the oil seal ring for the input clutch housing. Position the ring on the J 34741-1 seal installer .

  3. Object Number: 10657  Size: SH
  4. Position J 34741-2 Input Shaft Seal Pusher onto the J 34741-1 seal installer . Push the seal (628) into the seal ring groove.

  5. Object Number: 10656  Size: SH
  6. Repeat this procedure for the second and the third seal rings (628).

  7. Object Number: 10658  Size: SH
  8. Remove the input seal installer.
  9. Use a twisting motion in order to assemble J 34741-3 seal compressor over the seals.
  10. Leave J 34741-3 seal compressor in place until the input clutch housing assembly (632) is assembled into the transmission.