GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • EN-652 Flywheel Holder
    • EN-45059 Torque Angle Sensor Kit

For equivalent regional tools, refer to Special Tools.


    Object Number: 2026535  Size: SH
  1. Install the EN-652 holder  (1), lock the flywheel (2) via the starter ring gear.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2026822  Size: SH
  3. Install the crankshaft balancer (1) and NEW bolt (2) with screw locking compound and tighten in 3 passes using the EN-45059 sensor kit :
  4. 2.1. First pass to  95 N·m (70 lb ft)
    2.2. Second pass to  45 degrees
    2.3. Third pass to  15 degrees