NHTSA (USA)Critical
2020 FORD EXPLORERNHTSA Campaign #21V154000
The official notice
Defect
Ford Motor Company (Ford) is recalling certain 2020 Lincoln Aviator and Ford Explorer vehicles. The rear lower control arm (RLCA) bolts that attach the rear lower control arms to the wheel knuckles may not have been heat-treated, which could cause them to break.
Safety Risk
Broken RLCA bolts can cause a loss of steering control, and increase the risk of a crash.
Remedy
Ford will notify owners, and dealers will replace both RLCA bolts, free of charge. The recall began on April 2, 2021. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21S11.
49 vehicles affectedMfr ref: 21S11Updated June 10, 2026