Quote Originally Posted by dennismoore View Post
As far as I know JCV does NOT work on original 205w US firmware.

JCV does only work on 7x5 nuvi devices. There are reports of JCV working on other FW, but that FW has been modified.

I don't know how to modify or where to obtain modified FW. Most likely this site is a good place to start searching
here it is...but not tested by me
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