GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • EN 46326 Flywheel Holding Tool
    • J 41998-B Crankshaft Balancer Installer
    • J 45059 Angle Meter

For equivalent regional tools, refer to Special Tools


    Object Number: 1674306  Size: SH
  1. Ensure the friction washer (3) has been installed prior to installing the crankshaft balancer.

  2. Object Number: 928051  Size: SH
  3. Position the crankshaft balancer on the nose of the crankshaft.

  4. Object Number: 948118  Size: SH
  5. Press the crankshaft balancer in place using the J 41998-B installer .

  6. Object Number: 928046  Size: SH
  7. Clean the crankshaft balancer bolt threads.
  8. Apply engine oil to the crankshaft balancer bolt threads.
  9. Caution: Refer to Fastener Caution in the Preface section.

  10. Install the crankshaft balancer bolt.
  11. 6.1. First Pass -- Tighten the crankshaft balancer bolt to 100 N·m (74 lb ft).
    6.2. Final Pass -- Tighten the crankshaft balancer bolt an additional 120 degrees using the J 45059 meter .

    Object Number: 928040  Size: SH
  12. Remove the EN 46326 tool from the engine block.