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 Bell –
Fast shipping and a plug-and-play unit that worked perfectly right out of the box—saved me a ton compared to dealer prices. The whole process was smooth and hassle-free.
Cooper Miller –
I recently purchased the 20325233AC ECM for my 2004 Ram 5.9L Cummins, and I couldn’t be happier with how everything went. The shipping was impressively fast, arriving much sooner than I expected. When it arrived, it was truly plug-and-play—installation was seamless and didn’t require any hassle. The VIN programming was spot on, so the truck fired right up without any issues. This saved me a ton of money compared to taking it to the dealer, and the communication from the seller was clear and helpful throughout the process. I highly recommend this product for anyone looking to avoid the dealer markups and long wait times.
Isaac Harrison –
Arrived quickly with free shipping and worked perfectly in my 2004 Ram Cummins right out of the box. The plug-and-play setup made installation a breeze!
Brian Hamilton –
I was really impressed with how quickly the ECM arrived after I ordered it—shipping was faster than expected. The unit was fully VIN programmed and truly plug-and-play, which made installation straightforward with no headaches. This service saved me a ton compared to dealer prices, and the communication throughout the process was clear and professional. Overall, a smooth experience that got my 2004 RAM Cummins running like new again.