GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 26941 Bearing Race Remover
    • J 23907 Slide Hammer

    Object Number: 1956915  Size: SH
  1. Remove the reverse idler shaft bracket bolts (1).
  2. Remove the reverse idler shaft bracket (2).

  3. Object Number: 1956916  Size: SH
  4. Remove the reverse idler gear thrust washer from the reverse idler shaft (1).
  5. Remove the reverse idler gear (3) and roller bearing (2) from the reverse idler shaft.
  6. Remove the reverse idler rear thrust washer from the reverse idler shaft.
  7. Remove the reverse idler shaft from the extension housing.

  8. Object Number: 1956917  Size: SH
  9. Remove the countershaft bearing race (3) by rotating back and forth while pulling from the extension housing.
  10. Remove the countershaft shim (2) from the extension housing.
  11. Remove the countershaft oil funnel (1) from the extension housing.

  12. Object Number: 1956918  Size: SH
  13. Carefully pry the output shaft seal (1) from the extension housing using a suitable tool..

  14. Object Number: 1956919  Size: SH
  15. Remove the mainshaft bearing race to extension housing retainer ring (2).
  16. Important: Do not replace the bearing race unless inspection shows bearing race damage.

  17. Remove the mainshaft bearing race (1) using J 26941 and J 23907 .