Ford Motor Company is recalling approximately 391,836 model-year 2021-2022 F-150, 2022 Maverick, Expedition, Lincoln Navigator, F-250, F-350, F-450, and F-550 vehicles.
Due to a software error, a towed trailer equipped with an electric or electric-over hydraulic brake system may not brake. A loss of trailer brake functionality could result in extended stopping distance, increase the risk of a crash.
Ford's number for this recall is 22S17.
Dealers will update the integrated trailer brake control module software, free of charge. Owner notification letters are expected to be mailed April 18, 2022. Owners may contact Ford customer service at (866) 436-7332.