Ford Motor Company (Ford) is recalling certain Trailer Brake Controllers sold as accessory parts for 2021-2022 F-150 vehicles with part numbers ML3Z-19H332-AA, ML3Z-19H332-BA and ML3Z-19H332-CA. This recall includes vehicles equipped with the recalled accessory parts that were previously repaired incorrectly under recall 22E045. The trailer brake controllers may fail to apply the trailer brakes when towing a trailer equipped with an electric or electric-over-hydraulic brake system.
Loss of trailer brake functionality could result in extended stopping distance, increasing the risk of a crash.
Dealers will update the integrated trailer brake control module software, free of charge. Owner notification letters were mailed August 29, 2025. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S73.