Chrysler (FCA US, LLC) is recalling certain 2017-2018 Ram 2500 Pickup, Ram 3500 Pickup, 3500 Cab Chassis, 4500 and 5500 Cab Chassis vehicles. The hydraulic control unit (HCU) may fail, which can cause the anti-lock brake (ABS), electronic stability control (ESC), and traction control systems to fail.
Dealers will replace the brake HCU, free of charge. Owner notification letters are expected to be mailed January 9, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's number for this recall is C4B.