GM Service Manual Online
For 1990-2009 cars only

    Object Number: 897409  Size: SH
  1. Clean the grooves of the pulley. Remove all dirt or debris.
  2. Inspect the balancer for the following conditions:
  3. • Worn or damaged belt grooves (1)
    • Excessive grooves, wear, or damage to the seal surface (2)
    • Damaged keyway groove (3)