The contact owns a 2013 Ford F-150. The contact stated while driving 65-67 MPH, the vehicle unintendedly downshifted from 6th to 1st gear and crashed into the rear of another vehicle. The air bag warning light, the power train and the check engine warning lights were illuminated. Additionally, The speedometer and the odometer ceased to work. The air bags did not deploy. There was no injury sustained. A police report was filed. The contact was able to continue driving. The contact stated that he was a certified mechanic and had diagnosed that the lead frame assembly needed to be replaced. The contact stated that he had received a notice of Ford Campaign Number: 19N01. The local dealer and other unknown dealers were notified of the failure and informed the contact that they did not have the parts. The manufacturer was notified of the failure and referred the contact to the NHTSA hotline. A case was opened. The vehicle was not repaired. The failure mileage was approximately 140,248.