Tools Required

1. Remove the transmission. Refer to Transmission Replacement in Automatic Transmission - Allison.
2. Install J 44643 in order to hold the flywheel.



3. Loosen the flywheel bolts.
4. Remove J 44643 .
5. Remove and discard the flywheel bolts.
6. Remove the flywheel washer.

Caution: When removing, handling or installing this component wear protective gloves. The sharp edges on the component may be very sharp and may cause injury.

7. Remove the flywheel.
8. If required, clean and inspect the flywheel. Refer to Engine Flywheel Cleaning and Inspection .

Caution: When removing, handling or installing this component wear protective gloves. The sharp edges on the component may be very sharp and may cause injury.

1. Install the flywheel.
2. Install the flywheel washer.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

3. Install NEW flywheel bolts.



4. Install J 44643 in order to hold the flywheel.



5. Using the following steps and the sequence shown, tighten the bolts:

Tighten

1. Tighten the bolts to 79 N·m (58 lb ft).
2. Tighten the bolts to 60 degrees using the J 45059 .
3. Tighten the bolts again to 60 degrees using the J 45059 .
6. Install the transmission. Refer to Transmission Replacement in Automatic Transmission - Allison.