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
Carlos Parker –
The ECU arrived quickly with free shipping and was perfectly programmed for my 2004 Ram 5.9L—super easy plug-and-play setup.
Great communication throughout the process and the updated ECM worked flawlessly right out of the box.
Fast turnaround and professional programming made installing this ECM a stress-free experience.
Shipping was very reasonable and the quality of the PCM repair exceeded my expectations.
They answered all my questions promptly and the VIN-programmed ECU fired up my Ram without a hitch.
Cole Torres –
Super fast shipping and the ECU was plug-and-play, saving me a ton compared to dealer prices. Installation went smoothly thanks to their professional service.
Jacob Hall –
I was really impressed with how quickly this ECM arrived—shipping was surprisingly fast. Installation was straightforward since the unit was fully programmed and plug-and-play, which saved me a ton of hassle. The price was much better than what the dealer quoted me, and their customer service was helpful and responsive throughout. Overall, a great experience that got my 2004 Ram Cummins running smoothly again.
Isaac Howard –
Fast shipping and the plug-and-play programming made installation a breeze on my 2004 RAM Cummins. Highly recommend!
Dylan Reynolds –
I bought the 15305151AG ECM for my 2004 RAM with the Cummins 5.9L, and it arrived quickly with free shipping, which was a nice bonus. The unit was already VIN programmed, so installation was straightforward without any hassle. The seller’s communication was excellent—they responded promptly to my questions and kept me informed throughout the process. Overall, a smooth experience and the engine runs perfectly now.