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


    Object Number: 1827939  Size: SH
  1. Place the engine flywheel in position on the crankshaft.

  2. Object Number: 1827941  Size: SH
  3. 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.

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


    Object Number: 1827942  Size: SH
  7. Install the remaining NEW engine flywheel bolts and tighten to 30 N·m (22 lb ft) and an additional 45 degrees using the J-45059 meter .

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