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 King –
The VIN programmed ECU arrived quickly with free shipping, and it worked flawlessly right out of the box. Great service and very professional setup!
Cameron Evans –
I purchased the 20325231AK ECM for my 2004 RAM Cummins, and the whole process was smooth from start to finish. They provided professional VIN programming, so it was truly plug-and-play once I received it. Shipping was very reasonable and arrived faster than I expected. I also appreciated how quickly they responded to my questions throughout the order.
Leo Wallace –
The unit arrived quickly and plugged right in with no issues, saving me a ton compared to dealer prices. Great communication and a smooth install made this a no-brainer purchase.
Jeremy Ramirez –
I was really impressed with how smooth the entire process was. The ECU arrived exactly as described, and the VIN was already programmed, which saved me a ton of hassle. Shipping was free and surprisingly quick, so I had my truck up and running much sooner than I expected. When I had a couple of questions about installation, their team responded promptly and clearly, which made me feel confident in my purchase. The quality of the unit is top-notch, and my 2004 Ram runs like new again. Highly recommend this seller for anyone needing a reliable ECM.
Henry Anderson –
I was a bit nervous about ordering an ECM online, but this 20325231AK for my 2004 RAM Cummins turned out to be exactly what I needed. The VIN programming was spot on, and it was a true plug-and-play experience—no complicated setup at all. What really impressed me was how quickly they processed the order and shipped it; I received it much faster than I expected, which got my truck back on the road without much downtime. They also kept me in the loop the whole time with updates, which gave me peace of mind. Overall, a seamless and professional service that I’d definitely recommend to anyone needing a replacement module.
Logan Miller –
Received my programmed ECM quickly with free shipping, and it worked perfectly right out of the box—highly recommend their plug-and-play service.
Jose Mitchell –
I was really impressed with how smoothly everything went when I ordered the 20325231AK ECM for my 2004 RAM Cummins. The unit arrived quickly, and I loved that the VIN was already programmed, which saved me a lot of hassle. The shipping was very reasonable, especially considering the size and importance of the part. Throughout the process, the team kept me in the loop and answered all my questions promptly. After installation, my truck runs better than ever, and I’m grateful for such a professional and hassle-free experience.
Adam Green –
I purchased the 20325231AK ECM for my 2004 Ram 5.9L Cummins and was really impressed with how seamless the plug-and-play setup was. The unit arrived quickly with free shipping, and the programming matched my VIN perfectly, so installation was straightforward. The seller kept me informed throughout the process, which made everything stress-free. Overall, excellent quality and service that got my truck running like new again.