"How reliable is the 2015 Ram 3500?"

"Based on 204 NHTSA complaints, the 2015 Ram 3500 has a median complaint mileage of 26750 miles. The most common issue is POWER TRAIN."

"What are common problems with the 2015 Ram 3500?"

"The most frequently reported component in NHTSA complaints for the 2015 Ram 3500 is POWER TRAIN, accounting for a significant portion of the 204 total complaints filed."

2015 Ram 3500: Reliability Data

Source: NHTSA — 204 complaints

204

Total Complaints

26,750mi

Median Mileage

POWER TRAIN

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

8,424 25th Percentile

26,750 Median Mileage

65,725 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN

ENGINE

SERVICE BRAKES

STEERING

ELECTRICAL SYSTEM

SUSPENSION

UNKNOWN OR OTHER

WHEELS

VEHICLE SPEED CONTROL

FUEL/PROPULSION SYSTEM

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"TL*THE CONTACT OWNS A 2015 DODGE RAM 3500. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THERE WAS AN STRONG ODOR OF DIESEL FUEL PRESENT INSIDE THE CABIN OF THE VEHICLE. THE CONTACT MENTIONED THAT THE OCCUPANTS IN THE VEHICLE WOULD BECOME ILL DUE TO THE STRONG ODOR. THE VEHICLE WAS TAKE..."

"TL* THE CONTACT OWNS A 2015 DODGE RAM 3500. THE CONTACT STATED THAT THE RADIO FAILED IN THE VEHICLE. THE PART WAS UNAVAILABLE TO REPAIR THE VEHICLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME TO HAVE THE PART AVAILABLE FOR THE REPAIR. THE MANUFACTURER WAS NOTIFIED ..."

"THIS IS A PARTICULARLY DANGEROUS SITUATION BECAUSE THERE IS NO METHOD TO KNOW, IN ADVANCE, THE FACTORY INTEGRATED TRAILER BRAKE MODULE (ITBM) WILL FAIL TO PROVIDE FULL VOLTAGE TO THE ELECTRIC TRAILER BRAKES I ATTACHED MY 13,000 POUND FIFTH WHEEL TRAILER TO MY TRUCK AND FOLLOWING THE ITBM SETUP STEP..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

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