Then you can be confident of getting reliable directions to your destination and relax as you look forward to your holiday. So be sure to update the maps in your SD card in good time before your next trip. It's annoying and it shouldn't happen: as long as your navigation system with SD card is up-to-date you are in safe hands. Imagine having a navigation system and getting lost anyway.
You can use the download manager for the navigation system SD card to check whether map updates are available for you. Mercedes-Benz Navigation Update 2020: New DVD & GPS Maps
