2020 Ram 2500: Fuel/Propulsion System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 40 owner complaints for the 2020 Ram 2500 that list the fuel/propulsion system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11713822 (filed 01/28/2026): “Def pump failed twice with this vehicle and with that it does not allow the vehicle to run any faster than 5 mph after the countdown ends. unknown how the exhaust being plugged and service was done to clean the exhaust ended up having the fuel pump and turbo charger needing replaced. not sure if t…”
- NHTSA complaint ODI #11679223 (filed 08/07/2025): “Subject: fuel system failure resulting in engine damage – 2020 ram 2500 pickup vin: [xxx] complaint summary: i am submitting this complaint to formally report a dangerous and costly fuel system defect in my 2020 dodge ram 2500 pickup (vin: [xxx] ) that has resulted in catastrophic engine damage. …”
- NHTSA complaint ODI #11658917 (filed 05/05/2025): “Vehicle randomly shuts off during normal operation. same as if the start / stop button were activated. vehicle coasts until it self applies the emergency brake at about 3mph causing a sudden, jerky complete stop. switches itself to park. dash indicates “sterp on brake to restart”. vehicle restarts n…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Varies
Depends on the specific failure; get a diagnosis first. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
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