Description
2004 RAM Ram Truck (Cummins) 5.9L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 RAM Ram Truck (Cummins) 5.9L models.
Each unit is VIN-programmed, updated, and fully tested.Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
This is not a brand-new unit. It is a rebuilt unit that is inspected, refreshed, and fully tested before shipping.
Testing includes communication, CAN-bus, sensor signal, power circuit, flash memory, and reliability checks.
Important Note
If your vehicle does not have an IMMO or PATS system, this unit will be directly plug&play.
If your vehicle has an IMMO or PATS system, it will require a key relearn after installation. You can visit your local locksmith for help.
We also offer a full cloning service. We transfer all security data to the replacement unit, so it will be a plug&play installation.
For all European cars, Hyundai, and Kia vehicles, we recommend adding our cloning service as a bundle.
For American and Japanese cars, we recommend doing a key relearn on-site.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Diego Brooks –
Fast shipping and a true plug-and-play unit—it saved me a ton compared to dealer prices. Installation was seamless, and their communication was spot on.
Lucas Rogers –
I was really impressed with how quickly this ECM arrived—it was shipped out fast and arrived right on time. Installation was straightforward since the unit was plug-and-play, making the swap hassle-free. Compared to dealer prices, this option saved me a significant amount of money without sacrificing quality. The team also communicated well throughout the process, which made the whole experience smooth and stress-free.
Andrew Gonzalez –
The ECM arrived quickly with free shipping, and it was perfectly programmed for my 2004 Ram—fit and function were spot on.
Great experience—these guys answered all my questions fast and had the ECU ready with plug-and-play programming right out of the box.
Really impressed by the fast turnaround and the flawless programming on my 5.9L Cummins ECM; setup was a breeze.
Adrian Marshall –
I ordered the 15235133AI ECM for my 2004 RAM Cummins and was really impressed with how smooth the whole process went. The unit arrived quickly with free shipping, which was a nice bonus. What stood out most was the professional programming service they provided; the ECM was ready to go right out of the box, making installation a breeze. Throughout, their team kept me updated on the status of my order, which gave me confidence they knew what they were doing. Since installing it, my truck has been running perfectly, no hiccups at all. Highly recommend this company for anyone needing an ECU replacement.
Aaron Sanders –
I ordered the 2004 RAM Cummins ECM and was really impressed by how quickly it arrived, especially with the free shipping option. The unit came VIN programmed and ready to install, which made setup a breeze. The team also stayed in touch throughout the process, answering my questions promptly. Overall, the quality and service exceeded my expectations.
Colin Collins –
Super fast turnaround and the ECU came VIN programmed, ready to install right out of the box. Shipping was free and arrived exactly when promised.
Kevin Mitchell –
I was a bit nervous about replacing the ECM on my 2004 Ram with the Cummins engine, but this unit arrived already VIN programmed and ready to go, which made installation a breeze. The whole process was smooth thanks to the professional programming service they offer—no extra trips to a shop needed. Shipping was super fast and very reasonable, which was a nice surprise. Their team was also quick to answer my questions when I reached out, making me feel confident throughout the purchase. Overall, a great experience and my truck runs perfectly now.