GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38122-A Crankshaft Balancer Holder


    Object Number: 33568  Size: SH

    Important: It may be necessary to remove the chamfer (bevel) from the edge of an 18 mm socket in order to get full socket engagement on the thin headed flywheel bolts.

    Do not orientate the flywheel to the crankshaft. The flywheel is balanced separately from the engine.

  1. Remove the flywheel attaching bolt. Use the J 38122-A to prevent crankshaft rotation.
  2. Remove the flywheel, if the vehicle has a manual transmission.

  3. Object Number: 33572  Size: SH
  4. Remove the flywheel retainer for vehicles with automatic transmission.
  5. Remove the flywheel, if the vehicle has an automatic transmission.
  6. Clean the thread adhesive from the flywheel bolt holes. Use a nylon bristle brush to clean the holes in the crankshaft.