Hi All, Been a long time since a new post from me. Just giving a head's up in case you run across this. I haven't found a root cause yet and really at the beginning of checking into this. I have a year left on my warranty, so if I don't find a permanent fix I'll head back in for professional...

It is my understanding that one can update the 300 S Garmin Navigation maps using files from a Garmin Novi 3490LMT or 3590LMT. The Garmin Novi 3490LMT has lifetime maps and gets updates several times per year. If this is true, then one could keep his maps current, assuming the process is...