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: 647-247-8555
Adrian Hill –
I recently bought the 20325233AI ECM for my 2004 RAM Cummins and couldn’t be happier with the experience. The unit arrived quickly with free shipping, which was a nice surprise. What really impressed me was the plug-and-play setup—once I received it, installation was straightforward, and my truck fired up perfectly without any hiccups. The communication from the seller was also top-notch; they promptly answered all my questions and kept me informed throughout the process. This replaced ECM feels just like new, and my truck runs smoother than it has in years. I’d definitely recommend this to anyone needing a reliable ECU replacement.
Hunter Reynolds –
I’m really impressed with how quickly this ECM arrived—shipping was super fast. The unit was plug-and-play, making installation straightforward without any issues. Compared to dealer prices, this service saved me a ton of money, and the communication throughout the process was clear and professional. Overall, a smooth experience and a great value for my 2004 Ram Truck.
Patrick Rivera –
Fast shipping and the unit was truly plug-and-play. Installation went smoothly, and I saved a bundle compared to dealer prices.
Elliot Miles –
I recently purchased the 20325233AI ECM for my 2004 RAM with the 5.9L Cummins, and I couldn’t be happier with how everything turned out. The shipping was surprisingly fast, and when the unit arrived, it was truly plug-and-play—no extra programming or hassle on my end. Installing it was a smooth and straightforward process, which saved me a ton of stress. What impressed me the most was the cost savings compared to going through the dealer, where I was quoted way more for the same part. The customer support was helpful and responsive throughout, making the whole experience straightforward and worry-free.
Elliot Turner –
I ordered the 20325233AI ECM for my 2004 Ram Cummins and was really impressed with how smoothly the plug-and-play programming worked. The unit arrived quickly, and the free shipping was a nice bonus. Customer service was very responsive when I had a couple of questions, which made the whole process stress-free. Overall, the engine runs perfectly now and I’m very satisfied with the quality.
Samuel Watson –
I was really impressed with how smoothly the whole process went. The 2004 RAM ECM arrived quickly and was already VIN programmed, which saved me a ton of hassle. The free shipping was a nice bonus, and the unit fit perfectly with no issues. I reached out with a few questions and got prompt, helpful responses every time, which gave me a lot of confidence. Since installing it, my truck has been running better than ever. Highly recommend this product and the service behind it.
Neil Rivera –
Fast shipping and the ECU arrived fully programmed and ready to install—couldn’t ask for a smoother experience.