GM Service Manual Online
For 1990-2009 cars only

Engine Block Disassemble Upper


Object Number: 483113  Size: SH

Remove the balance shaft rear bearing hole plug.

Engine Block Disassemble Lower


    Object Number: 483062  Size: SH
  1. Remove the oil gallery expansion plug.

  2. Object Number: 483057  Size: SH
  3. Remove the oil gallery threaded plug.