GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • EN 46106 Engine Flywheel Holding Tool
    • J 45059 Angle Meter

For equivalent regional tools, refer to Special Tools

  1. Place the engine flywheel in position on the crankshaft.
  2. Install 2 NEW bolts in location at the top and bottom of the engine flywheel bolt pattern allowing the engine flywheel to hang in position.

  3. Object Number: 945978  Size: SH
  4. Install the EN 46106 tool .
  5. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1871066  Size: SH
  6. Install the remaining NEW engine flywheel bolts.
  7. • Tighten the NEW engine flywheel bolts to 30 N·m (22 lb ft).
    • Tighten the NEW engine flywheel bolts an additional 45 degrees using the J 45059 meter .

    Object Number: 945978  Size: SH
  8. Remove the EN 46106 tool .