GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 23327 Clutch Spring Compressor
    • J 41232 Return Spring Compressor
    • J 41233 Inner Seal Installer

    Object Number: 20297  Size: SH
  1. If the reverse clutch inner seal assembly (456) was damaged and removed, install a new reverse clutch inner seal assembly (456). Use the J 41233 .
  2. Assemble the reverse clutch piston and seal assembly (456). In order to aid in the assembly, lubricate the seal with transmission fluid.
  3. Assemble the reverse clutch return spring and retainer assembly (458) with the smaller outside diameter down.

  4. Object Number: 20292  Size: SH
  5. Compress the reverse clutch return spring. Use the J 41232 and J 23327 or equivalent.
  6. Assemble the return spring snap ring (459).
  7. Remove the J 41232 and J 23327 .

  8. Object Number: 1205814  Size: SH
  9. Assemble the wave plate (460).
  10. Assemble the 3 steel plates (461) and the 3 new fiber plates (462) in alternating order beginning with a steel plate (461).
  11. Assemble the reverse clutch backing plate with the beveled edge up.
  12. Assemble the snap ring in the reverse clutch housing in order to retain the reverse clutch plates.

Special Tools

    • J 23327 Clutch Spring Compressor
    • J 41232 Return Spring Compressor
    • J 41233 Inner Seal Installer

For equivalent regional tools, refer to Special Tools.


    Object Number: 20297  Size: SH
  1. If the reverse clutch inner seal assembly (456) was damaged and removed, install a new reverse clutch inner seal assembly (456). Use the J 41233 seal installer .
  2. Assemble the reverse clutch piston and seal assembly (456). In order to aid in the assembly, lubricate the seal with transmission fluid.
  3. Assemble the reverse clutch return spring and retainer assembly with the smaller outside diameter down.

  4. Object Number: 20292  Size: SH
  5. Compress the reverse clutch return spring. Use the J 41232 spring compressor and J 23327 spring compressor or equivalent.
  6. Assemble the return spring snap ring (459).
  7. Remove the J 41232 spring compressor and J 23327 spring compressor .

  8. Object Number: 1205814  Size: SH
  9. Assemble the wave plate (460).
  10. Assemble the 3 steel plates (461) and the 3 new fiber plates (462) in alternating order beginning with a steel plate (461).
  11. Assemble the reverse clutch backing plate with the beveled edge up.
  12. Assemble the snap ring in the reverse clutch housing in order to retain the reverse clutch plates.