The contact owns a 2017 Ford Mustang. The contact stated while driving 60 MPH, the front driver's side door or the front passenger's side door was inadvertently unlatched. The door lock chime reminder engaged and the door lock warning light illuminated. The contact veered to the side of the road. The contact then opened the unlatched door and closed it again. The contact stated that the failure had been reoccurring on both the front driver's side and the front passenger's side doors. The contact notified an unknown Nissan dealer, who sold her the vehicle, of the failure. The Nissan dealer referred the contact to the Ford manufacturer. The manufacturer was notified of the failure and informed the contact that they could not assist because the VIN was not included in a recall related to the failure. The vehicle was not diagnosed or repaired. The failure mileage was approximately 45,000.