EXHAUST FUMES ARE COMING IN THE CAB. STRONG SMELL WHEN ACCELERATING FAST. MY EYES BURN AND WATER EVERYTIME I DRIVE IT. MY ALLERGIES HAVE BEEN OFF CHARTS SINCE WE PURCHASED IT IN MAY 2015. I TOOK IT TO FORD THINKING I HAVE BUMPER TO BUMPER AND 46000 MILES LEFT ON MY WARRANTY SO I THOUGHT THEY WOULD SOLVE IT'S PROBLEM. THEY CALL ME AT WORK AND TELL ME IT'S NOT COVERED UNDER WARRANTY. THEY TELL ME IT WILL COST ME $700 TO FIX. I FEEL LIKE THAT'S ON FORD TO FIX.