GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 24086-C Piston Pin Remover and Installer


    Object Number: 4967  Size: SH
  1. Remove the piston rings from the pistons.

  2. Object Number: 4965  Size: SH
  3. Press the pin from the connecting rod by using J 24086-C .
  4. The piston pin has an interference fit into the connecting rod and is full floating in the piston.


    Object Number: 34671  Size: SH

    Notice: Do not shim, scrape, or file bearing inserts. Do not touch the bearing surface of the insert with bare fingers. Skin oil and acids will etch the bearing surface.

  5. If the bearings will be reused, place the bearings in a rack in order to ensure reinstallation with the original connecting rod and the cap.