The problem
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.
The risk
A loss of anti-lock brakes, electronic stability control, or traction control can increase the risk of a crash.
The fix
Dealers will replace the brake HCU, or replace the HCU motor, free of charge. Owner notification letters were mailed beginning January 9, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's number for this recall is C4B.
Recall details
| NHTSA campaign | 24V-896 (24V896000) |
|---|---|
| Manufacturer number | C4B |
| Manufacturer | Chrysler (FCA US, LLC) |
| Component | Service brakes, hydraulic › Antilock/traction control/electronic limited slip › Control unit/module |
| Report date | November 27, 2024 |
| Owners notified | January 9, 2025 |
| Vehicles affected | 317,630 |
| Initiated by | NHTSA investigation |
Vehicles covered
Owner complaints about the brakes
Frequently asked questions
Is the recall 24V-896 repair free?
Yes. Ram dealers will fix the problem at no cost: Dealers will replace the brake HCU, or replace the HCU motor, free of charge. Owner notification letters were mailed beginning January 9, 2025. Owners may contact FCA customer service at 1-800-853-1403. FCA's number for this recall is C4B.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 317,630 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.