GM Service Manual Online
For 1990-2009 cars only

Special Tools

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

For equivalent regional tools, refer to Special Tools.


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

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

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

  8. Install the crankshaft balancer bolt.
  9. 5.1. Tighten the crankshaft balancer bolt to 50 N·m (37 lb ft).
    5.2. Tighten the crankshaft balancer bolt an additional 150 degrees using the J 45059 meter .

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