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
Elijah Kelly –
The ECM arrived quickly with free shipping and was perfectly programmed for my 2004 Ram Cummins — couldn’t ask for a smoother plug-and-play experience.
Frank Burton –
I was really impressed with how quickly the ECM arrived after placing my order, it was definitely faster than I expected. The unit came fully VIN programmed and was completely plug-and-play, making installation straightforward without any headaches. Opting for this service saved me a significant amount compared to dealership prices, and their communication throughout the process was clear and professional. Overall, a smooth experience from start to finish.
Colin Sanders –
Fast shipping and a true plug-and-play ECM for my 2004 Ram—saved me a bundle versus the dealer. Installation was smooth and the communication was spot on.
Liam Rivera –
I purchased the 20325253AN ECM for my 2004 RAM Cummins and was impressed by how quickly it arrived with free shipping. The unit came VIN programmed and was truly plug-and-play, which saved me a lot of time and hassle. Customer support was very responsive, answering all my questions promptly. Overall, the quality of the ECU exceeded my expectations and my truck runs flawlessly now.
Frank Palmer –
I was really impressed with how quickly this ECM arrived—shipping was surprisingly fast, which meant I could get my 2004 Ram running again without any long delays. The unit came fully VIN programmed and was completely plug-and-play, so installation went smoothly with no hiccups. What stood out the most was how much money I saved by going through this service instead of dealing with the dealer’s exorbitant fees. The communication was clear and professional throughout the entire process, which gave me peace of mind. Overall, this was a fantastic experience, and my truck runs like new again thanks to this ECM.