The official update via the Mercedes me store costs roughly $99 to $249 depending on the region. For that price, you get 3 years of map updates (usually 2-3 releases per year). Updating your Mercedes SD card navigation is a rite of passage. It is slow, the Download Manager looks like it was designed in 2007, and the fear of bricking a $300 SD card is real. However, seeing your current street appear on the instrument cluster display, or seeing the correct speed limit for a new highway, is a small luxury that makes the effort worthwhile.
Have you battled the Mercedes Download Manager lately? Did your update work on the first try, or did you have to call support? Let me know in the comments below. download manager sd card navigation mercedes
Keep a second, cheap 16GB SD card in your glovebox formatted to FAT32. If your navigation card corrupts mid-trip, you can at least use the Mercedes "Music" slot to play MP3s. You won't have maps, but you won't have silence, either. The official update via the Mercedes me store