WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Make sure the extension housing seal is correctly installed onto the special tool and the garter spring is in the correct position.
Fig 1: Installing Extension Housing Seal
Courtesy of FORD MOTOR CO.
Using the special tool, install the extension housing seal.