The contact owns a 2013 Ford F-150. The contact stated that while driving 70 MPH, the vehicle unexpectedly downshifted into first gear, causing the rear wheels to lock up and slide, jerking the contact back and forth. The contact sustained pain in the neck, shoulders, and back. The check engine and power train warning lights were illuminated. The contact pulled over to the side of the road, and the vehicle was towed to the dealer, where it was diagnosed with molded leadframe failure; however, the contact was informed that the extended warranty coverage associated with the failure had expired. The vehicle was not yet repaired due to the cost. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 157,000.