NHTSA Complaint #11663255 — 2020 FORD EXPEDITION

The contact owns a 2020 Ford Expedition. While the contact's wife was driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that the transmission unexpectedly downshifted from tenth gear to first gear. The contact's wife drove the vehicle to the shoulder of the road. The contact's wife was almost rear-ended by a tractor trailer. The vehicle was driven to the residence with the hazard lights activated. The contact test drove the vehicle and the failure reoccurred. The vehicle was taken to the dealer where it was diagnosed with transmission failure. The contact was informed that the transmission needed to be replaced. The vehicle was not repaired. In addition, the contact stated that in 2024, two transmission software updates were performed by the dealer. The manufacturer was made aware of the failure and a case was filed. The contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 55,000.