Quote Originally Posted by Cmagalha View Post
Automaic updates can be source of trouble, if the internet connections is not 100% reliable.
I updated my 3790T (months ago) and the process went wrong, without my knowledge. It became a 37xx.
So, I guess never more.
Solved with Noeman's help Better to use the Garmindevice.xml file in a Garmin folder in a pendrive with Mapupdater, then move files to nuvi.