GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 41235 Second Roller Clutch Installer


    Object Number: 1776858  Size: SH
  1. Install the driven sprocket support (95) into the reverse input clutch assembly (102).
  2. Important: Temporary installation of the driven sprocket support is necessary in order to perform the air check.

  3. Air check the reverse clutch at the passage indicated, in order to verify the proper operation of the seals and clutch assembly.
  4. Remove the driven sprocket support after air check has been performed.

  5. Object Number: 20296  Size: SH
  6. Assemble the 2nd roller clutch assembly (452) into the roller clutch cam (451).
  7. Important: When installing the 2nd roller clutch assembly onto the reverse clutch housing, the flat side of the roller clutch cam faces down toward the housing (454).

  8. While rotating the roller clutch in order to properly engage the rollers, assemble the 2nd roller clutch onto the reverse clutch housing (454).

  9. Object Number: 20301  Size: SH

    Important: The J 41235 will press the roller clutch assembly to a specified depth. If you install the 2nd roller too far down onto the inner race, the roller clutch may not operate properly.

  10. Assemble a new 2nd roller clutch retainer (450) onto the 2nd roller clutch assembly. Use the J 41235 in order to press the retainer and roller clutch assembly into place on the reverse clutch housing and roller clutch inner race.

  11. Object Number: 20300  Size: SH
  12. Hold the reverse clutch housing, and ensure that the roller clutch cam rotates clockwise only.

Special Tools

J 41235 Second Roller Clutch Installer

For equivalent regional tools, refer to Special Tools.


    Object Number: 1776858  Size: SH
  1. Install the driven sprocket support (95) into the reverse input clutch assembly (102).
  2. Note: Temporary installation of the driven sprocket support is necessary in order to perform the air check.

  3. Air check the reverse clutch at the passage indicated, in order to verify the proper operation of the seals and clutch assembly.
  4. Remove the driven sprocket support after air check has been performed.

  5. Object Number: 20296  Size: SH
  6. Assemble the 2nd roller clutch assembly (452) into the roller clutch cam (451).
  7. Note: When installing the 2nd roller clutch assembly onto the reverse clutch housing, the flat side of the roller clutch cam faces down toward the housing (454).

  8. While rotating the roller clutch in order to properly engage the rollers, assemble the 2nd roller clutch onto the reverse clutch housing (454).

  9. Object Number: 20301  Size: SH

    Note: The J 41235 installer will press the roller clutch assembly to a specified depth. If you install the 2nd roller too far down onto the inner race, the roller clutch may not operate properly.

  10. Assemble a new 2nd roller clutch retainer (450) onto the 2nd roller clutch assembly. Use the J 41235 installer in order to press the retainer and roller clutch assembly into place on the reverse clutch housing and roller clutch inner race.

  11. Object Number: 20300  Size: SH
  12. Hold the reverse clutch housing, and ensure that the roller clutch cam rotates clockwise only.