WARNING: This page is about a different car, the 2006 Mercury Montego, 2006 Ford Freestyle, and 2006 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Montego and Five Hundred shown, Freestyle similar.
LH shown, RH similar.
Fig 1: Exploded View Of Exterior Mirrors Components With Torque Specifications
Courtesy of FORD MOTOR CO.
For additional information, refer to the appropriate procedure.