how to update maps on GPS, Free Map update GPS map update, Map Update Help Toll-Free 1-213-291-1740 Update your maps to ensure you have the most accurate data available for your GPS device. Before beginning the update, you’ll to connect your GPS device to a computer. To do this, remove it from your car, truck, or motorcycle and make sure the device is powered on. Using a mini USB cable, hook the GPS to your laptop and wait while the progress bar scrolls. If you’ve connected the device before, prompts should begin automatically. http://onlinegpsupdate.co/