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
Michael Tucker –
I was really impressed with how quickly this ECM arrived after I placed my order. It was truly plug-and-play, making the installation process straightforward without any hassles. The professional programming matched my truck’s VIN perfectly, and the whole service ended up saving me a significant amount compared to dealer prices. Communication was clear throughout, which made the entire experience smooth and stress-free.
Patrick Moore –
Fast shipping and a plug-and-play unit made installation a breeze on my 2004 Cummins. Saved me a bundle compared to dealer prices and the process was seamless.
John Bates –
I recently replaced the ECM on my 2004 RAM Cummins with this unit, and I’m really impressed. The shipping was surprisingly fast, which was a relief since I needed my truck back on the road quickly. Installation went smoothly because it was truly plug-and-play—no extra programming headaches on my end. The VIN was already programmed, so it just bolted right in and fired up without any issues. Choosing this over going to the dealer saved me a substantial amount of money, and the customer support was very responsive when I had a couple of quick questions. Overall, a hassle-free experience that I’d definitely recommend.
Jacob Reed –
Ordered the ECM for my 2004 RAM and was impressed by their fast, free shipping and seamless plug-and-play setup. Communication was spot on, keeping me informed every step of the way.
Patrick Little –
I purchased the 15235133AF ECM for my 2004 RAM Cummins, and it arrived quickly with free shipping, which was a pleasant surprise. The unit was VIN programmed and ready to install right out of the box, making the whole process hassle-free. Customer support was very responsive and clarified all my questions promptly. Overall, the quality and professionalism exceeded my expectations.