NHTSA Complaint #11596574 — 2018 FORD F-150

The contact owns a 2018 Ford F-150. The contact stated while driving 70 MPH, the drive train inoperative warning light illuminated. In addition, the transmission independently downshifted from 10th gear to 7th gear. The contact stated that the engine abruptly seized, and the vehicle failed to restart. The vehicle was towed to the dealer where it was diagnosed with alternator failure due to engine oil leaking onto the alternator. The contact was informed that the alternator needed to be replaced. The contact stated that the failure reoccurred. The contact stated that the transmission shifted independently and unusually hard while shifting. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The manufacturer was made aware of the failure but provided no assistance. The failure mileage was approximately 55,000.