GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 36660-A Torque Angle Meter

Removal Procedure

  1. Remove the transmission. Refer to Transmission Replacement .

  2. Object Number: 637665  Size: SH

    Important: Note the position and the direction of the engine flywheel before removal.

  3. Remove the flywheel bolts.
  4. Remove the flywheel.
  5. Clean and Inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection .

Installation Procedure

  1. Add threadlock to the new flywheel bolts. Refer to Adhesives, Fluids, Lubricants, and Sealers for the correct part number.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 637686  Size: SH
  3. Install the flywheel and secure the flywheel with the new bolts.
  4. Tighten

    1. Tighten the bolts in sequence to 25 N·m (18 lb ft).
    2. Use the J 36660-A in order to tighten the bolts an additional 50 degrees.
  5. Install the transmission. Refer to Transmission Replacement .