The contact owns a 2017 Ford Explorer. The contact stated while driving 40 MPH, the vehicle began vibrating abnormally, with the check engine warning light illuminated. The vehicle stalled and the contact was forced to park on the side of the road to attempt to restart the vehicle. The vehicle failed to restart and was towed to an independent mechanic to be diagnosed. The contact was informed that there was coolant intrusion into engine, which caused damages to the engine. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 140,000.