GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 23523-F Crankshaft Balancer Remover and Installer

  1. Disconnect the negative battery cable. Refer to

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

    in General Information.
  2. Remove the accessory drive belt. Refer to Drive Belt Replacement .
  3. Raise the vehicle. Refer to General Information.
  4. Remove the accessory drive pulley.

  5. Object Number: 4064  Size: SH
  6. Install the centering plate and the forcing screw to the balancer.

  7. Object Number: 4059  Size: SH
  8. Turn the forcing screw clock wise to remove the balancer.

Installation Procedure

Tools Required

J 23523-F Crankshaft Balancer Remover and Installer

  1. Place the balancer on the crankshaft.
  2. Slide the balancer into place until the forcing screw can be threaded into the crankshaft.

  3. Object Number: 4065  Size: SH
  4. Thread the nut supplied with the tool onto the forcing screw.
  5. Tighten the nut until the balancer is fully seated.
  6. Remove the tool.
  7. Install the accessory drive pulley. Refer to Accessory Drive Belt Pulley Installation.
  8. Lower the vehicle.
  9. Install the accessory drive belt. Refer to Drive Belt Replacement .