there are many gps systems which are allow you to transfer your data like you had garmin and than you can use tomtom or you can use nuvi and many more...
Gps Navigation - http://www.tomtom.com
" Every disappointment in life can be a steppingstone to greater things."
I have had a Garmin Quest for a few years and love the ability map out complex trips on the PC and then transfer the routes and waypoints to my GPS. Are there any preinstalled car GPS's that allow for PC maping and data transfer?