My drivers door window really rattles when I slam the door shut. What could be causing this, is the track worn out? I'm trying to educate myself before I tear it apart for a look.

I see where they are making window rollers for E-body:

http://cgi.ebay.com/ws/eBayISAPI.dll?Vie...atchlink:top:en

What other door/window hardware is being made?