Hi Scott. My name is***** am sorry that you are having this problem. I'll do my best to help. Sometimes this can be caused by a software glitch. If this is the case, then following steps should help:
Note: A master reset will erase all favorites and will restore your device to the default factory settings.
To perform a master reset on a nuvi 2407, 2408, 2507, 2508, 2707, 2708 series, Camper/RV 760, and zumo 590:
Another option to perform a master reset for these devices:
The device will automatically reset. Follow the on screen prompts to set your locale and then place your device in an area with a clear view of the sky until it acquires satellites.
Please give this a try and let me know how it works for you. If this solves the problem, would you mind taking a moment to rate my service? I'd really appreciate it! Without a rating I am not credited for my answer. If this doesn't solve the problem be sure to let me know so we can continue troubleshooting.