The contact owns a 2013 Ford F-150. The contact stated that the transmission was not shifting properly from first or second gear. The contact stated that the failure occurred at various speeds. The contact stated there was no warning light illuminated. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the output speed sensor had failed and needed to be replaced. The vehicle was not repaired. The manufacturer was informed of the failure. The failure mileage was approximately 148,000.