I just posted a thread today with exactly the same problem, I did not see your post before doing my posting. I deleted a number of routes I did not need I did a reset to eliminate ghost routes and when connected back to computer, it did exactly as yours did counted down to 0 to connect then after a ...

I recently did a reset on my Zumo 396 to eliminate 17 ghost routes that do not appear in the saved trips even though the saved trips says 17 saved routes. The ghost trips were eliminated after reset but now the PC does not find the Garmin drive when connected. When plugged in the warning screening ...

Just joined this forum to get tips and tricks for using my Zumo 396. I have recently started learning Basecamp to plan routes for trips that I am looking to take and I realize there is a lot to learn and understand how route planning works and how to use with Zumo.