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





Sean Lopez –
Fast shipping and the unit was truly plug-and-play. This saved me a bundle compared to dealer prices and installation was hassle-free.
Gavin Smith –
Fast shipping and the plug-and-play setup had my 2004 Ram running perfectly in no time. Great service and quality product!
Jason Roberts –
I purchased the 15250150AF ECM for my 2004 Ram with the Cummins 5.9L, and I couldn’t be happier with the experience. What really stood out was how smoothly everything went thanks to their professional VIN programming service. The unit arrived quickly, and it was truly plug-and-play, which saved me a ton of hassle. Anytime I had questions, their customer service was prompt and clear, making the whole process stress-free. My truck runs perfectly now, and I’m impressed by the quality and attention to detail.
Russell Mitchell –
I was really impressed with how quickly this ECM showed up after I ordered it. Installation was straightforward since the unit came VIN programmed and truly was plug-and-play, which made the whole process stress-free. I had been dreading the cost of going through the dealer, so finding this option saved me several hundred dollars. The seller was communicative and kept me updated, which made the experience even better. My 2004 Ram now runs as smoothly as ever, and I’m grateful for the professional service and quick turnaround. Overall, a fantastic value that I’d highly recommend to anyone in a similar situation.
Edward Brooks –
The VIN programming was spot on, and their quick responses made the whole process smooth and hassle-free. Shipping was fast and reasonably priced too.
Paul Chapman –
I was impressed with the quality of this ECM for my 2004 RAM Cummins. The unit arrived quickly with free shipping, which was a nice bonus. They programmed the VIN perfectly, so installation was seamless with no extra hassle. The truck runs smoothly, and I appreciated how the seller kept me informed throughout the process.
Brandon Wallace –
I had been struggling with my 2004 Ram Cummins for a while before deciding to order this ECM. The shipping was surprisingly quick and free, which was a nice bonus on top of the competitive price. Once I received the module, it was clear it had been professionally programmed because it was truly plug-and-play. Installation was straightforward, and my truck fired up without any issues. I also appreciated the updates I received from the seller throughout the whole process—it made me feel confident that I was in good hands. Overall, this was a smooth experience that got my Ram back on the road fast.
Cooper Kelly –
I purchased the 2004 RAM Cummins ECM and was impressed by how smoothly the plug-and-play setup worked right out of the box. The team provided professional VIN programming, so it was ready to go without any extra hassle. Shipping was surprisingly fast and reasonable, which made the whole experience stress-free. Overall, the quality feels top-notch and my truck runs better than before.
Nathan Gonzalez –
I’m really impressed with how quickly this ECM arrived—it was much faster than I expected. The unit was plug-and-play, which made installation straightforward without any hassle. Compared to dealer prices, this was a fantastic deal and saved me a lot of money. The communication with the seller was clear and professional, making the whole process smooth from start to finish.