Check out these guys: http://www.thesamba.com/vw/classifieds/detail.php?id=290969
They are located in Kingsport, right near the line. They do a lot of body work but will do minor mechanical work. The Sams are pretty knowledgable and drive older VWs as DDs. Because your bus has a type IV, they might not be as willing to help, since most people won't touch them with a 10' pole.
What do you mean by dynamics? This is a helpful crowd!