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No need, it comes preloaded with maps. But to update you just need to USB connect to a PC, very easy.
Sorry, there was a problem. Please try again later.The nüvi 55LM is preloaded with the lower 49 states and is ready to use out of the box. You are not required to do a map update or connect it to the computer before your first use. If you later choose to update the maps on your device, the following FAQ article will guide you through the process: http://support.garmin.com/support/searchSupport/simpleCase.htm?caseId={9d0c96c0-4495-11e2-e8a7-000000000000}&kbName=garmin
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