Automatic Transmission Flex Plate Installation

Special Tools

• EN-51760  Flywheel Holding Tool
• EN-45059  Angle Meter

For equivalent regional tools, refer to Special Tools .

1. Install the flywheel (2) and hand start NEW bolts (1).
   Fig 1: Automatic Flex Plate Attaching Bolts

   Courtesy of GENERAL MOTORS COMPANY
   CAUTION: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.
   NOTE: Fasteners have adhesive patch and must be tightened to final torque within 5 minutes.
2. To prevent crankshaft rotation, install EN-51760  flywheel holding tool (2) and starter motor bolts (1) at the starter motor location and engaging the flywheel.
   Fig 2: Starter Motor Bolts

   Courtesy of GENERAL MOTORS COMPANY
3. Tighten the bolts evenly using the following procedure:
   Fig 3: Flex Plate Bolt Tightening Sequence

   Courtesy of GENERAL MOTORS COMPANY
   CAUTION: Refer to Fastener Caution .
   1. Tighten the bolts a first pass in sequence to 30 N.m (22 lb ft).
   2. Tighten the bolts a final pass in sequence 40 degrees using the EN-45059  meter.
4. Remove EN-51760  flywheel holding tool.