TL* THE CONTACT OWNS A 2017 FORD EXPLORER. WHILE DRIVING VARIOUS SPEEDS, THE CONTACT AND PASSENGER EXPERIENCED DIZZINESS, HEADACHES, AND FELT AS IF THEY WOULD LOSE CONSCIOUSNESS. MEDICAL ATTENTION WAS NOT RECEIVED. THE VEHICLE WAS TAKEN TO CIOCCA FORD OF QUAKERTOWN (321 S WEST END BLVD, QUAKERTOWN, PA 18951, (215) 536-8600) WHERE IT WAS DIAGNOSED THAT THERE WAS A CARBON MONOXIDE LEAK. THE VENTILATION SYSTEM AND MUFFLER WERE REPLACED, BUT THE FAILURE PERSISTED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 18,000.