2012 LAND ROVER LR4 Power Train Problems

2012 LR 4HSE STARTED MAKING AN UNUSUAL NOISE AT 47000 MILES. NO WARNINGS OF ANY SORT DISPLAYED. I IMMEDIATELY ATTEMPTED TO DRIVE IT TO THE NEAREST MECHANIC 14 MILES AWAY. CAR STALLED IN THE MIDDLE OF A BUSY ROAD WITHIN 1.5 MILES OF GETTING THERE, AND THEN THE WARNING LIGHT CAME ON "TRANSMISSION FAILURE". MAJOR CONCERN HERE IS THE FACT THAT THERE WAS NO WARNING WHATSOEVER, NO TIME TO EVEN PULLOVER - JUST STALLED. ON TOP OF THAT CAR IS OUT OF WARRANTY (4 YEARS 11 MONTHS SINCE TIME OF PURCHASE, EVEN THOUGH NOT THERE BY MILEAGE). TO MAKE MATTERS WORSE IT TOOK 5 AND A HALF WEEKS FOR THE DEALERSHIP SERVICE DEPARTMENT TO PERFORM DIAGNOSTICS TO CONFIRM THAT INDEED THIS IS A TRANSMISSION FAILURE AND THE CAR NEEDS A NEW UNIT. THIS LAND ROVER HAS BEEN METICULOUSLY TAKEN CARE OFF, WAS DRIVEN PREDOMINANTLY ON THE HIGHWAY, AND WAS IN...