Dodge RAM 3500 Engine Problems

Source: NHTSA · Updated Sep 4, 2026 · 117 complaints analyzed

Owners have filed 117 complaints with NHTSA about engine problems on the Dodge RAM 3500 across 13 model years. The 2012 model year has the most (35). The words owners use most often: “engine cooling fuel” (27% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Engine cooling fuel: mentioned in 32 of 117 complaints (27%)
  • Opened hood: mentioned in 6 of 117 complaints (5%)
  • Water pump: mentioned in 6 of 117 complaints (5%)

At what mileage do engine problems happen?

Based on 74 complaints that reported the odometer reading.

Under 10k miles5 · 7%
10k–25k miles4 · 5%
25k–50k miles7 · 9%
50k–75k miles12 · 16%
75k–100k miles14 · 19%
100k–150k miles19 · 26%
150k+ miles13 · 18%

How serious are the reports?

Of 117 complaints, 3 mention a crash, 17 a fire, 1 an injury.

Dodge RAM 3500 engine complaints by model year

Peak: 2012, with 35 complaints
2000: 1200012001: 1200112002: 1200212003: 1200312004: 2200422005: 3200532006: 6200662007: 172007172008: 112008112009: 1200912010: 172010172011: 212011212012: 35201235

n = 117 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2012 RAM 35003510%73,000
2011 RAM 3500219%65,000
2010 RAM 35001711%86,400
2009 RAM 350011%—
2008 RAM 3500116%82,000
2007 RAM 3500178%102,500
2006 RAM 350062%161,500
2005 RAM 350032%163,000
2004 RAM 350021%142,000
2003 RAM 350010%120,000
2002 RAM 350012%130,000
2001 RAM 350011%87,000
2000 RAM 350012%98,000

When owners reported it

Peak: 2015, with 40 complaints
2012: 7201272013: 992014: 112014112015: 40402016: 112016112017: 12122018: 1201812019: 772020: 6202062021: 442022: 2202222023: 222024: 1202412025: 332026: 120261

n = 117 complaints · Source: NHTSA

Related recalls (2)

Engine and engine cooling:engine:diesel; fuel system, dieselOct 8, 2014 · NHTSA campaign 14V635000 · 315,325 vehicles

Model years: 2010, 2011, 2012

Problem: Chrysler Group LLC (Chrysler) is recalling certain model year 2010-2014 Ram 2500, 3500, 4500, and 5500 trucks manufactured March 27, 2009, to September 5, 2013. In the affected vehicles, the electrical connectors of the diesel fuel heater may overheat.

Risk: If the connectors overheat, the fuel heater may leak fuel, increasing the risk of a fire.

Fix: Chrysler will notify owners, and dealers will replace the harness side connector with a silver plated beryllium copper terminal service kit, and inspect the fuel heater for leaks, replacing it as necessary, free of charge. Chrysler issued interim notification to owners on December 8, 2014. The recall began on April 27, 2015. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is P65.

Engine and engine cooling:engine:dieselDec 5, 2008 · NHTSA campaign 08V641000 · 108,429 vehicles

Model years: 2007, 2008

Problem: Chrysler is recalling 108,429 my 2007-2008 dodge ram 2500 and 3500 pickup trucks equipped with 6.7l diesel engines. A silencer pad can sag and contact the exhaust gas recirculation (egr) cooler.

Risk: This could result in an engine compartment fire.

Fix: Dealers will add a bracket to support the engine compartment silencer pad adjacent to the egr cooler. The recall is expected to begin during december 2008. Owners may contact chrysler at 1-800-853-1403.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Driving my 2012 dodge ram 3500, just as I was crossing one of the busiest intersections in my town my truck lost all power and dropped from 35mph to 5 mph. Barley made it acrossed and pulled over. As soon as I pulled over the engine light comes on, checked code, and U010C lost coms with turbo…

Received Apr 30, 2026 · NHTSA complaint 11734962

This truck has had to have several high temp burnoffs because of failures in the EGR and Carbon build up. The recent recall for Rams does not cover the 2012, and began at 2013, however, we are experiencing the same exact issues with the same type of system. In addition, we have had repeated airbag…

Received Sep 22, 2025 · NHTSA complaint 11688894

The wireless ignition module loses connection internally and the truck will lose power while driving. It usually happens when hitting a small bump and the key in the ignition moves. Truck loses electrical power which shuts the engine off which means loss of power steering and brakes.

Received Feb 20, 2025 · NHTSA complaint 11644035

Smoke started coming from the hood. I opened the hood and the engine had caught fire

Received Jan 29, 2025 · NHTSA complaint 11639442

The contact owns a 2011 Ram 3500. The contact stated that during cold weather, the engine would not heat up properly and hesitated to start. In addition, the contact stated that on several occasions, the heater grid connector on the driver's side melted bolts and wiring that intruded into the…

Received Nov 25, 2024 · NHTSA complaint 11627228

Frequently asked questions

Do all Dodge RAM 3500s have engine problems?

No. NHTSA has 117 owner complaints about engine for the Dodge RAM 3500. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the Dodge RAM 3500 engine?

Yes: 2 safety recalls list engine. Check your VIN on NHTSA.gov to see whether the fix was done on your car.

What do owners say about engine problems on the Dodge RAM 3500?

The most frequent phrase is “engine cooling fuel”, in 32 of 117 complaints, followed by “opened hood” (6).

Other Dodge RAM 3500 problems

See all Dodge RAM 3500 problems.