Extension Housing: Service and Repair

Extension Housing

Special Tools:

Special Tools

Removal

1. Raise and support the vehicle.





2. Remove the drain plug and drain the transmission fluid.

3. NOTE: To maintain initial driveshaft balance, index-mark the driveshaft to the rear axle pinion flange so it can be installed in its original position.





Remove and support the rear driveshaft.





4. Using the special tool, support the transmission.
^ Secure the transmission with a strap.





5. Remove the six crossmember bolts.





6. Remove the nuts.





7. Remove the (RH) transmission mount bolt.
1. Remove the bolt.
2. Reposition the exhaust mounting bracket.





8. Using the special tool, remove the extension housing seal.





9. Remove the extension housing.

Installation





1. Install the extension housing.





2. Using the special tool, install the extension housing seal.





3. Install the (RH) transmission mount bolt.
1. Position the exhaust bracket.
2. Install the bolt.





4. Position the crossmember and install the six bolts and nuts.
5. Remove High-Lift Transmission Jack.





6. Install the nuts.

7. NOTE: To maintain initial driveshaft balance, align the index marks on the driveshaft and the rear axle pinion flange made during removal.

Install the rear driveshaft.





8. Install the drain plug.
9. Refill the transmission with the specified amount of fluid.
^ Use MERCON(R) Multi-Purpose Automatic Transmission Fluid XT-2-QDX or equivalent meeting Ford specification MERCON(R).
10. Lower the vehicle.