2014 FREIGHTLINER CASCADIA Electrical Systemsoftware Problems

THIS SET OF CIRCUMSTANCES OCCURS EVERY TIME I PASS UNDER THE RAILROAD OVERPASS, GOING SOUTHBOUND, ON A WEEK DAY (BETWEEN 10 AND 20 TIMES SO FAR). FREIGHTLINER ALWAYS ACTED LIKE THEY HAD NEVER HEARD OF THIS BEFORE. WHEN I TOLD THEM TO CHECK THE GPS AND THEY WOULD SEE THAT IT ALWAYS OCCURS IN THE EXACT SAME LOCATION THEY'D GIVE ME SOME MUMBO JUMBO. ON SEVERAL OCCASIONS FREIGHTLINER OVERRODE THE FAULT CODES AS I WAS TALKING TO THEM. BUT CERTAIN THINGS WERE CHANGED BY FREIGHTLINER. AFTER ABOUT THE FIRST 10 OF THE EVENTS I NO LONGER RECEIVED EMAILS FROM VIRTUAL TECHNICIAN REGARDING THEM. THE ENGINE SHUT DOWN LIGHT NO LONGER CAME ON AND THE DERATE BEGAN DISAPPEARING WITHIN 30 MINUTES. THAT WAS THE CASE UNTIL THE EVENING OF MONDAY, 6/22/15. AS I PASSED UNDER THE OVERPASS THE WARNING LIGHTS CAME ON. 15 MILES LATER THE ENGINE DERATED. THE LIGHTS AND...