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
Harrison Murray –
Shipping was speedy, and the unit was completely plug-and-play. The installation went smoothly and saved me a ton compared to dealership prices.
Logan Wright –
The ECM arrived quickly with free shipping and was already programmed perfectly for my 2004 Ram 5.9L—super easy plug-and-play setup.
Great service with fast updates throughout the process; my truck is running smoother than ever thanks to their professional programming.
Honestly impressed by the quick turnaround and how well the PCM worked right out of the box, plus shipping was really affordable.
Dean Nelson –
I was really impressed with how quickly the 20325233AA ECM arrived after I placed my order—it showed up faster than I expected. Installation was straightforward since the unit was plug-and-play, which saved me a lot of time and hassle. Compared to the steep prices my dealer quoted, this service saved me a significant amount of money without cutting any corners. The communication from the seller was clear and professional, answering all my questions along the way. Overall, it was a smooth experience from start to finish, and my 2004 RAM is running perfectly again.
Kevin Cook –
I was really impressed with how smoothly everything went when ordering this ECM for my 2004 Ram Cummins. The unit arrived quickly, and the fact that it was already VIN programmed saved me a ton of hassle. The team kept me informed at every step, answering all my questions promptly. Shipping was free, which was a nice bonus on top of the professional service.
Victor James –
I’m really impressed with this ECM for my 2004 Ram 5.9L Cummins. It arrived quickly and was truly plug-and-play—installation was smooth and hassle-free. The VIN programming was perfect, and their customer support kept me updated throughout the process. This saved me a ton of money compared to dealership prices, and I couldn’t be happier with the whole experience.