Quote Originally Posted by catymag View Post
Thanks I'll add them in my thread here
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for the 2013.30 North America map, the JCV file for the Nuvi 50, 40 and 30 is:

magnet:?xt=urn:btih:GY4TFPUSDK4POK5Y...a80%2fannounce

Note that Nuvi 50, 40 and 30 use a different JCV file from many other Garmin units. The JCV file must match the map file.