I think this is the crummy TeleAtlas / Tom Tom navigation software. This is the one huge downside with this unit, IMO. I live in MD and traveled to Toronto this past week by car. My standalone Garmin had the trip 2 hours shorter than every route selectable on the Pioneer. Huge difference, obviously. The main issue was the Pioneer refused to recognize the use of Route 15, no matter what options I picked. Also, the unit refuses to use basic streets around my home, such that I could be 10 minutes from home and the unit says 30 minutes and wants to route me the longest way possible. The str