The V8 map update is finally up for order. If you register with them you don't need an authentication code as everything is in the sd card already.
Make it easy on yourself and check the information from nav unit before you start. you need vin number, S/W ver, (VG or VG-MTS), and device ID
Make it easy on yourself and check the information from nav unit before you start. you need vin number, S/W ver, (VG or VG-MTS), and device ID