Engine Flywheel Replacement Without CTF

Caution: Refer to Battery Disconnect Caution in the Preface section.

1. Disconnect the negative battery cable.
2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
3. Remove the transmission assembly. Refer to Transmission Replacement in Automatic Transmission - Allison.
4. If the vehicle is equipped with a manual transmission, remove the clutch assembly.



5. Remove the flywheel bolts and washers.



6. If the vehicle is equipped with a MD automatic transmission, remove the flex plate (1, 2).



7. If the vehicle is equipped with a LCT transmission, remove the flex plate (1, 2).
8. Remove the flywheel assembly.
9. Inspect the flywheel for burning, scoring, warping or excessive wear.
10. Inspect the flywheel ring gear for worn or broken teeth.

1. If the vehicle is equipped with a LCT automatic transmission, perform the following.

1.1.	Install the flywheel to the crankshaft.

1.2.	Install the flex plate (1, 2) with knock pin, confirming the installation direction.

1.3.	To install the flex plate (1, 2), insert a shaft to net hole. Remove the shaft after installation of the flex plate.




2. If the vehicle is equipped with a MD automatic transmission, perform the following.

2.1.	Install the flywheel to the crankshaft.

2.2.	Install the flex plate (1, 2) with knock pin, confirming the installation direction.

2.3.	To install the flex plate (1, 2), insert a shaft to net hole. Remove the shaft after installation of the flex plate.

Notice: Refer to Fastener Notice in the Preface section.




3. Install the flywheel bolts and washers.

Tighten
Tighten the flywheel bolts in the following stages according to the order in the figure:

•	First stage: 78 N·m (58 lb ft).

•	Second stage: 60 degrees.

•	Third stage: 60 degrees.

4. If the vehicle is equipped with a manual transmission, install the clutch to the flywheel.
5. Install the transmission assembly. Refer to Transmission Replacement in Automatic Transmission - Allison.
6. Lower the vehicle.
7. Connect the negative battery cable.

Engine Flywheel Replacement With CTF

1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
3. Remove the transmission assembly. Refer to Transmission Replacement in Automatic Transmission - Allison.
4. If the vehicle is equipped with a manual transmission, remove the clutch assembly.



5. Remove the flywheel bolts and washers.



6. If the vehicle is equipped with a MD automatic transmission, remove the flex plate (1, 2).



7. If the vehicle is equipped with a LCT transmission, remove the flex plate (1, 2).
8. Remove the flywheel assembly.
9. Inspect the flywheel for burning, scoring, warping or excessive wear.
10. Inspect the flywheel ring gear for worn or broken teeth.

1. If the vehicle is equipped with a LCT automatic transmission, perform the following.

1.1.	Install the flywheel to the crankshaft.

1.2.	Install the flex plate (1, 2) with knock pin, confirming the installation direction.

1.3.	To install the flex plate (1, 2), insert a shaft to net hole. Remove the shaft after installation of the flex plate.




2. If the vehicle is equipped with a MD automatic transmission, perform the following.

2.1.	Install the flywheel to the crankshaft.

2.2.	Install the flex plate (1, 2) with knock pin, confirming the installation direction.

2.3.	To install the flex plate (1, 2), insert a shaft to net hole. Remove the shaft after installation of the flex plate.

Notice: Refer to Fastener Notice in the Preface section.




3. Install the flywheel bolts and washers.

Tighten
Tighten the flywheel bolts in the following stages according to the order in the figure:

•	First stage: 78 N·m (58 lb ft)

•	Second stage: 60 degrees

•	Third stage: 60 degrees

4. If the vehicle is equipped with a manual transmission, install the clutch to the flywheel.
5. Install the transmission assembly. Refer to Transmission Replacement in Automatic Transmission - Allison.
6. Lower the vehicle.
7. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.