Driveshaft Center Bearing
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
With the vehicle in NEUTRAL, position it on a hoist. Refer to JACKING AND LIFTING article. Rotate the driveshaft by hand. If the bearing shows signs of roughness or is noisy, install a new driveshaft assembly. Refer to DRIVESHAFT article.