THERE IS AN EXHAUST SMELL IN THE CABIN OF THE VEHICLE. IT HAS BEEN MAKING ME SICK, NAUSEA, HEADACHES, AND BURNING EYES. THE EXHAUST IS COMING IN THROUGH THE HEATING AND AIR SYSTEM AND IS MORE NOTICEABLE WHEN ACCELERATING AND WHEN THE AIR CONDITIONER IS ON. THE SMELL IS NOT AS NOTICEABLE WHEN THE HEAT IS ON. THE SMELL IS THE SAME WITH THE AIR CONDITIONER REGARDLESS OF WHETHER THE RECIRCULATE FEATURE IS ENABLED. TURNING OFF THE HEAT / AIR CONDITIONER SEEMS TO ELIMINATE THE PROBLEM. IT IS DEFINITELY COMING INTO THE CABIN FROM THE HEAT AND A/C. I JUST LEARNED THIS IS A COMMON ISSUE WITH THESE VEHICLES AND DISCOVERED ALL THE TALK ON THE INTERNET AND THAT FORD WAS OFFERING A "CUSTOMER SATISFACTION" INSPECTION THAT ENDED ON 12/31/18 WHICH IS NOT ACCEPTABLE SINCE MY VEHICLE HAS ONLY RECENTLY DEVELOPED THIS PROBLEM AND WE HAVE RECEIVED NO NOTIFICATION FROM FORD OF THIS POTENTIAL PROBLEM AND THE INSPECTION / REPAIR.