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



Marcus Torres –
I was really impressed with how smooth the whole process was. The ECM came VIN programmed and ready to go, which saved me a ton of hassle. Shipping was free and arrived quicker than I expected. They also kept me informed every step of the way when I had questions, which made me feel confident about my purchase.
Ryan Adams –
The VIN programmed ECM arrived quickly with free shipping and worked perfectly right out of the box. Their communication was top-notch, keeping me informed every step of the way.
Anthony Taylor –
Fast shipping and plug-and-play setup made this ECM swap a breeze, saving me a bundle compared to dealer prices. The whole process was smooth and the communication top-notch.
Isaac Little –
The ECM arrived quickly with free shipping and was perfectly programmed for my 2004 Ram 5.9L—plug-and-play setup made installation a breeze.