The contact owns a 2017 Ford Explorer. The contact stated that carbon monoxide was entering the cabin of the vehicle. The contact stated that there was an abnormally strong exhaust odor inside the vehicle after driving short distances. The contact stated that he felt lightheaded while driving the vehicle. No medical attention was sought. The vehicle was not taken to the dealer to be diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 180,000.