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
Henry Wilson –
Received my 2004 RAM ECM quickly with free shipping, and it was ready to go right out of the box—couldn’t be happier!
Daniel Walker –
I was really impressed with how quickly the ECM arrived—the shipping was surprisingly fast considering the part was programmed specifically for my 2004 Ram Cummins. Installation was straightforward; it literally just plugged in and worked without any glitches. The whole process saved me a ton of money compared to the dealership’s outrageous prices. The seller kept me updated throughout, which gave me peace of mind. Overall, a smooth experience from start to finish, and my truck is running like new again.
Jose Reed –
I was really impressed with how quickly this ECM arrived—it shipped faster than I expected. The unit was a true plug-and-play replacement for my 2004 RAM Cummins 5.9L, and installation went smoothly without any headaches. Choosing this option saved me a significant amount compared to dealer pricing, and the communication from the seller was clear and helpful throughout the process. Overall, a professional and hassle-free experience.
Shane Little –
Fast shipping and the ECM was truly plug-and-play—had my 2004 Ram running in no time. Saved me a ton compared to dealer prices with excellent communication throughout.
Nathan Evans –
I was impressed with how seamless the entire process was from start to finish. The ECU arrived quickly, and it came already VIN programmed, which saved me a ton of hassle. I especially appreciated the clear communication from the seller—they kept me updated at every step and answered my questions promptly. The unit fits perfectly and runs my 2004 RAM Cummins like new again. Overall, a reliable product with a professional touch that made this repair stress-free.
Daniel Perez –
I purchased the 15235130AB ECM for my 2004 RAM Cummins and was really impressed with the entire process. The unit arrived quickly with free shipping, which was a nice bonus. What really stood out was the plug-and-play setup—they had it programmed to my VIN before it shipped, so installation was seamless. The truck is running perfectly now without any hiccups.