GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 23523-F Crankshaft Balancer Remover

    Caution: Before servicing any electrical component, the ignition and start switch must be in the OFF or LOCK position and all electrical loads must be OFF, unless instructed otherwise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect the negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to the vehicle or its components.

  1. Disconnect the battery negative cable.
  2. Remove the fan shroud assembly. Refer to Fan Shroud Replacement in Engine Cooling.
  3. Remove the drive belt. Refer to Drive Belt Replacement .

  4. Object Number: 173172  Size: SH
  5. Remove the crankshaft balancer. Refer to Crankshaft Balancer Removal .
  6. Clean and inspect all parts.
  7. Refer to Crankshaft Balancer Clean and Inspect .

Installation Procedure


    Object Number: 4059  Size: SH
  1. Install the crankshaft balancer. Refer to Crankshaft Balancer Installation .
  2. Install the drive belt. Refer to Drive Belt Replacement .
  3. Install the fan shroud assembly. Refer to Fan Shroud Replacement in Engine Cooling.
  4. Connect the battery negative cable. Refer to Battery Cable Replacement in Engine Electrical.