Ford Motor Company (Ford) is recalling certain 2021 Mustang vehicles. The side curtain air bag inflators may have been manufactured with the incorrect amount of compressed gas, which can result in improper air bag inflation. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 226, "Ejection Mitigation, " and 214, "Side Impact Protection."
Dealers will replace the side curtain air bags, free of charge. An interim owner notification letter was mailed on February 3, 2022. Owner notification letters were mailed on April 22, 2022. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21C37.