We were just notified that the aircraft with the GNS-400 must go to a Garmin service center for an update. Anyone know what they are updating?
http://garmin.blogs.com/aviationalerts/2013/11/service-alert-0936-rev-b-navigation-error-condition-concerning-terminal-procedures-with-direct-to-fi.html (http://garmin.blogs.com/aviationalerts/2013/11/service-alert-0936-rev-b-navigation-error-condition-concerning-terminal-procedures-with-direct-to-fi.html)