GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • DT-47722 Shift Rail Bushing Remover and Installer
    • DT-47725 Extension Housing Bearing Cup Installer
    • DT-47726 Countershaft Rear Bearing Installer

Rear Case Assemble


    Object Number: 1481564  Size: SH

    Note: Ensure that the rear case housing installation surfaces are free of dirt and sealant.

  1. Apply gear oil to new bearing. Use DT-47726 installer to install new bearing (138).
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1467809  Size: SH
  3. Install the bearing retainer (21) and bolt (38) and tighten to 11.3 N·m (100 lb in).
  4. Install the gasket (29).

  5. Object Number: 1467807  Size: SH
  6. Install the oil trough (17).

  7. Object Number: 1481561  Size: SH
  8. Using DT-47722 remover/installer , install the bearing (25) in the rear case.

  9. Object Number: 1481563  Size: SH
  10. Using DT-47725 installer , install the tapered bearing race (139).

Middle Case Assemble


Object Number: 1481565  Size: SH

Using DT-47722 remover/installer , install the bearing (8) in the middle case.