Control module (ECM/PCM/BCM) failure on the 2005 Dodge RAM 1500
When control module (ecm/pcm/bcm) failure gets reported
Owners of the 2005 Dodge RAM 1500 report control module (ECM/PCM/BCM) failure at a median of 55,000 miles. A quarter of the reports come in before 20,000 miles and a quarter after 55,000 miles, from 11 reports that carried an odometer reading.
A part like this is normally expected to survive 92,000 miles. It is the 22nd most-reported problem on this model year.
The mileage distribution
The reported range runs from 15,000 miles at the tenth percentile to 75,000 miles at the ninetieth, a spread of 59,454 miles across the middle 80% of reports.
Reports bunched into a band this tight usually mean the component has a life of its own: it goes at roughly the same mileage regardless of who owns it.
36% of the dated reports were filed under 36,000 miles.
The whole distribution
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| 13,546 miles | 22,400 miles | 55,000 miles | 56,500 miles | 73,000 miles |
Read the 10th percentile as “one report in ten arrived this early”. Exact figures are shown in this table because it is the table of record; everywhere else on the site they are rounded to the precision the sample can carry.
What a percentile can and cannot tell you here
These five numbers describe the readings owners gave, in order. The median is the middle one: half the reports arrived below it. The 10th and 90th are the edges of the bulk of the distribution, and the distance between them is the part worth reading. A tight spread — say 70,000 to 95,000 miles — points at something that wears out on a schedule, and the schedule is knowable. A wide one, 20,000 to 190,000, points at a fault that hits some cars and never troubles others, which means the mileage on the listing in front of you tells you very little about your odds.
What these figures are not is a survival curve. Every reading here comes from a car whose owner filed a complaint, so the sample contains only failures: it cannot say what share of the fleet made it past 150,000 miles untouched, because those owners had nothing to report. Nor is the mileage the moment of failure — it is the odometer reading as recalled at the time of filing, which may be weeks later and is sometimes rounded to the nearest ten thousand by the person typing it.
Percentiles are shown at all only once 8 readings exist for the vehicle and mode. Below that the middle of a handful of numbers is noise wearing a decimal point, so the figures are withheld rather than dressed up.
What happens, and what it costs
Putting it right typically runs $700–$3,000 at an independent US shop. That range is an editorial estimate held in this site's failure-mode catalogue, not a figure from NHTSA, and it is a repair cost rather than a diagnosis cost.
The same failure on other years
The same failure is reported on 12 model years of this car. It shows up earliest on the 2006, at a median of 10,000 miles, and latest on the 1998 at 150,000 miles.
By volume the 2004 carries the most reports, with 21; the 2005 has 12. A mode that appears across most years of a model is usually a design choice rather than a bad batch.
If one year stands out to the left, that is the year to avoid; if the whole line sits at a similar mileage, this is wear rather than a defect in one production run.
Tick median reported mileage Solid middle half of reports Faint 10th to 90th percentile Colour how bad the failure is when it happens
What owners wrote
Verbatim from NHTSA complaint narratives, trimmed for length. The mileage is the one the owner gave.
I lease a 2005 dodge ram 1500 4x4 with the 5.7l hemi. My vehicle has roughly 17,800 miles on it. I am having stalling problems with it. In early november I went outside to turn my truck on to warm it up. I moved it forward about 5 feet and put it in park. When I did this, the engine shut off on it's own. I took me about three minutes to restart the vehicle. Once it restarted, it ran fine and showed no other symptoms of a problem. On december 3, 2006, I was driving home and exiting from the freeway. When I reached the red light, I stopped and the truck stalled out. I restarted it and it ran for about five seconds and stalled again. I put the car into neutral and started it and kept my foot on the gas to keep it running. At the next light it died again and continued to do it everytime I stopped. I took it into the dealership on december 5, 2006. They looked at it and said that they could not find anything wrong with it. The computer did not show any codes and they could not duplicate the problem. It only happens periodically and it did run okay as I drove it to the dealership. On december 6, 2006 I was driving the vehicle and it…
Engine stalling, engine stalls in all driving conditions. Pcm has been updated with new code and still occurs. Several components replaced and still engine stalls. Dodge service department recommended higher octane fuel and the engine still stalls. We have made a total of ten repair attempts and the engine still stalls on average one to two times per week. One occurrence of stalling left the pickup in intersection which caused a near-miss traffic accident. *nm
Shortly after purchasing the vehicle I was backing up in driveway and the vehicle hesitated, began moving, and then stalled. That same afternoon I was leaving work and the same identical thing happened. I contacted the dealer, and they stated there was a technical service bulletin and to bring it in. I took it to dealer, and they did an update or something. Recently it started hesitating when put in gear and has stalled on several occasions either when being placed in gear or when coming to a stop. It acted like it didn't want to go, then like the transmission was binding, and just before stalling it lunged forward or backwards, depending on direction of travel, before stalling.*ak
Also reported on the 2005 Dodge RAM 1500
Other powertrain problem
CV axle or driveshaft failure
Airbag inflator rupture
Other engine problem
Other suspension problem
Differential or transfer case failure
How far this goes
Complaints are voluntary, so 12 is a floor and not a count of affected cars. Mileages are typed in by owners and cluster on round numbers. And the mode itself is assigned by software reading the complaint text, which is reliable in bulk and fallible one report at a time.
Questions this page answers
At what mileage does control module (ecm/pcm/bcm) failure happen on the 2005 Dodge RAM 1500?
Across 11 owner reports that included an odometer reading, half were filed by 55,000 miles. A quarter were filed before 20,000 miles and a quarter after 55,000 miles. These are the mileages owners reported when they complained, not a prediction for any individual car.
How common is control module (ecm/pcm/bcm) failure on the 2005 Dodge RAM 1500?
12 reports have been filed with NHTSA, about 0.0 per 1,000 vehicles. Complaints are voluntary, so this is a floor rather than a count of affected cars.
What this is and is not. These are the mileages at which owners chose to complain to a federal agency, which is not the same as the mileage at which the part fails on every car. It skews toward failures that happened outside warranty, cost real money, or frightened someone. It is still the only public dataset that carries failure mileage at all, and the shape of a few hundred readings is informative even when a single one is not. Methodology · JSON · this failure on other cars
Source Owner complaints and recall records published by the US National Highway Traffic Safety Administration, model years 1996–2027 Figures rebuilt Published by AtWhatMileage How every figure is computed