2016 FLEETWOOD FLAIR Structurebody Problems

2016 FLEETWOOD FLAIR, PURCHASED FEB 2016 - AFTER TAKING THE RV ON OUR FIRST LONG TRIP IN JUNE OF 2016 - THERE WAS EXCESSIVE VIBRATION IN THE DASHBOARD AND THE COACH FRAMING SEPARATED FROM THE BODY - IN THE PASSENGER SEAT, I COULD SEE THE ROAD THROUGH A 2 INCH GAP BETWEEN THE COACH WALL AND FLOOR. WE TOOK THE COACH IN JULY 2016 TO LEMESA RV, PHOENIX, AZ. THEY CALLED FLEETWOOD, AND WERE AUTHORIZED TO DO REPAIRS. PICKED UP THE COACH 3 WEEKS LATER, DROVE FINE, NO VIBRATION DURING THE 50 MILE TRIP HOME. WE WERE NOT ABLE TO GO ON ANOTHER TRIP UNTIL MAY OF 2017. AFTER ABOUT 200 MILES, THE COACH DID THE SAME THING; STARTED WITH REAL BAD VIBRATION IN THE DASHBOARD THAT GOT PROGRESSIVELY WORSE, (DASHBOARD WOULD BOUNCE 1-2 INCHES AS IT BROKE AWAY ON THE PASSENGER SIDE); AND THEN THE BODY SEPARATED FROM THE...