goto this link to download the file (it's 48.8MB & about 22 minutes long):
http://germantechnik.com/showthread.php?threadid=6048
very cool vid, altho it's all in german....it shows the main steps of how a BMW e46 (current 3-series) sedan is made, starting from a roll of metal! the dipping bath part is really cool. and it's interesting to see that not everything is automated (some parts are still welded together by hand)