Here is a thought, and it is only that. I have vertually zero computer hacking knowledge, so I may be way off base, but here i goes.
I know that every time you start up the unit, you have to hit the "OK" key to view the map, but I have noticed on my D1 that if I have a route programmed in, and I turn off my truck to get gas or what ever, when I start up the truck again, I do not get the warning message.
So there must be a way to find the line of code that bypasses the warning message when a route is programmed.
Just a thought, hopefully it leads someone with hacking experience to