I've been doing some forum searching here, but do I understand there is an ipod cable plug in somewhere in the glove box? I can't find it.

You'll need an interface to connect to it.<ul><li><a href="http://oooo-a3.blogspot.com/2006/02/ipod-integration-with-dension.html">iPod Integration HowTo</a></li></ul>

... is the PIE line of adapters.

http://www.pie.net/