Quote Originally Posted by bizzo View Post
is it OK to use just a 1gb card...the file is only 868mb, and fits, but the nuvi 610 will only read up to 2gb card...does it have to be a 2gb to work?
No 1GB is ok

Quote Originally Posted by bizzo View Post

the map that is in the nuvi memory (on board) is uk and europe...thanks again!!
If you have another map named gmapsupp.img in internal, rename the new one to gmapsup1.img, but I'm not sure nuvi 600 now can see Gmapprom.img and 2 supplemental map. read [Only registered and activated users can see links. ]