NHTSA Complaint #11683115 — 2018 FORD EXPEDITION

The contact owns a 2018 Ford Expedition. The contact stated that while driving at various speeds, the transmission independently upshifted and then shifted into neutral. The contact stated that the transmission temperature gauge became elevated, and the vehicle shuddered while accelerating. No warning light was illuminated. The vehicle was taken to a local independent mechanic, where it was diagnosed and determined that the transmission needed to be replaced. The contact stated that the transmission was previously replaced twice before owning the vehicle. The local dealer was contacted, but the vehicle was not diagnosed or repaired because the warranty had expired. The manufacturer was made aware of the failure. The failure mileage was approximately 115,000.