The problem
Chrysler (FCA US, LLC) is recalling certain 2021-2022 Ram 3500, 2500 pickup trucks, and Ram 3500, 4500, and 5500 cab chassis vehicles equipped with Cummins 6.7L Turbo Diesel engines. An electrical short in the relay may cause a vehicle fire with the ignition on or off.
The risk
A vehicle fire increases the risk of injury.
The fix
Owners are advised to park these vehicles outside of buildings or structures, and not near other vehicles, until the vehicle has been remedied. Dealers will inspect and, if needed, replace the Solid State Intake Heater Grid Relay ("Relay"); if FCA US Recall ID Y08 (NHTSA Recall ID 21V-163) is open, then insulating material will be applied to the Relay after inspection. Owner notification letters were mailed November 10, 2021. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is Y76. This recall has been superseded by 23V060.
Recall details
| NHTSA campaign | 21V-798 (21V798000) |
|---|---|
| Manufacturer number | Y76 |
| Manufacturer | Chrysler (FCA US, LLC) |
| Component | Electrical system › Wiring › Relays/solenoids |
| Report date | October 14, 2021 |
| Owners notified | November 10, 2021 |
| Vehicles affected | 131,177 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the electrical system
Frequently asked questions
Is the recall 21V-798 repair free?
Yes. Ram dealers will fix the problem at no cost: Owners are advised to park these vehicles outside of buildings or structures, and not near other vehicles, until the vehicle has been remedied. Dealers will inspect and, if needed, replace the Solid State Intake Heater Grid Relay ("Relay"); if FCA US Recall…
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 131,177 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Is it safe to drive?
Owners are advised to park outside and away from buildings until the repair is done, because of a fire risk.
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.