The contact owns a 2013 Ford F-150. The contact stated while driving 40 MPH, the vehicle unexpectedly downshifted. There was no warning light illuminated. The vehicle was taken to the dealer, where it was diagnosed and determined that the powertrain control module had failed and needed to be replaced. The dealer confirmed that the VIN was not included in NHTSA Campaign Number: 19V075000 (Power Train). The vehicle was not repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 132,309.