2021 Ram 2500: Reliability Data
When Do Complaints Happen?
Distribution of NHTSA complaints by vehicle mileage at time of report.
What Fails?
Most reported component issues from NHTSA complaints.
Severity Assessment
Sample Complaint Reports
"2020 RAM 2500 DIESEL 1900 MILES BEGAN TO LOSE POWER WHILE TRAVELING 70MPH ON THE EXPRESSWAY. I ATTEMPTED TO ACCELERATE TO NO AVAIL. I WAS TRAVELING IN THE FAST LANE AND CAUSED SERVAL VEHICLES TO ABRUPTLY CHANGE LANES AS TO NOT MAKE CONTACT WITH THE TRUCK. I ATTEMPTED TO EXIT THE ROAD, CHANGING MU..."
"I was driving my 2021 ram 2500 west at approximately 35mph when a oncoming vehicle a 2008 Dodge Nitro failed to navigate a curve in the road crossing center line of road hitting me head on at a estimated 50-6- mph. (Driver was ticket for to fast for conditions) It was a clear , dry day. The Ram tru..."
"I was driving my 2021 ram 2500 west at approximately 35mph when a oncoming vehicle a 2008 Dodge Nitro failed to navigate a curve in the road crossing center line of road hitting me head on at a estimated 50-6- mph. (Driver was ticket for to fast for conditions) It was a clear , dry day. The Ram tru..."
Source: NHTSA ODI Complaints Database. Names and identifying details omitted.
When Were Complaints Filed?
Number of complaints by the year the issue occurred.
When Does Each Component Fail?
Median mileage at complaint for top components.
Where Are Complaints Coming From?
Top states by complaint count.
Who Files Complaints?
Ram 2500 — Other Years
See how this model compares across different model years.
Active Recalls (8)
Federal safety recalls issued for this vehicle.
Maintain Your Electrical System
Based on the most common issues reported for this vehicle.
- Clean battery terminals annually with baking soda and water
- Replace the battery every 3-5 years before it leaves you stranded
- Don't leave accessories running with the engine off
- Check for corroded ground connections if you have intermittent electrical issues
- Replace dim headlights promptly — they're a safety issue and a wiring symptom
Vehicle Rankings
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Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.
Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.
Data through: 2026-03-28