GM Service Manual Online
For 1990-2009 cars only

    Object Number: 65017  Size: SH

    Important: 

       • The piston oil nozzles are made of aluminum and are pressed fit into the block. Certain cleaning solutions can damage the nozzles.
       • Do not damage the nozzle bore.
       • Do not damage the cylinder bore or deck surface.

  1. Remove the piston oil nozzles (1). Discard the used piston oil nozzles.

  2. Object Number: 65025  Size: SH
  3. Using a brass drift, drive the piston oil nozzles (1) out of the block. Do not reuse the nozzles.