[BuMobiles]

Originally Posted by Nylo

Good question. Here's why.

There are no USA maps for Nav7. In fact TT may not even support Nav7 in the U.S. because of the hacking of its maps and programs.

Check for your self.
http://www.tomtom.com/products/maps/select.php

try finding v6.60 or v6.75 plus maps for the usa these will work fine with your tomtom 7 app