GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 23523-F Crankshaft Hub Remover and Installer


    Object Number: 4058  Size: SH
  1. Remove the crankshaft balancer bolt and washer.
  2. Remove the crankshaft balancer pulley.

  3. Object Number: 4059  Size: SH
  4. Remove the crankshaft balancer hub bolt and washer.
  5. Use the tool J 23523-F in order to remove the crankshaft balancer hub.