Description
2004 RAM Ram Truck 5.7L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 RAM Ram Truck 5.7L 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




Jorge Smith –
The ECM arrived much quicker than I expected, which was a huge plus. Installation was straightforward since the unit was ready to go, no complicated programming needed on my end. This saved me a ton compared to dealer prices, and the communication throughout was clear and helpful. Overall, a hassle-free experience that got my Ram truck back on the road without breaking the bank.
James Lewis –
Fast shipping and the plug-and-play setup made this 2004 RAM ECM a perfect fit—running smoothly now with no hassle.
Harvey Miles –
The unit arrived quickly and was truly plug-and-play, saving me a ton compared to dealer prices. Installation was a breeze thanks to great communication and a super fast turnaround.
Max Torres –
Arrived quickly with free shipping and was already VIN programmed, making installation a breeze. Great service and super fast turnaround!
Matthew Ramirez –
I ordered the 56028788AC ECM for my 2004 RAM 5.7L, and I’m really impressed with the whole experience. The unit arrived quickly with free shipping, which was a nice bonus. Their professional programming service meant I didn’t have to worry about a thing—it was basically plug-and-play. The truck runs perfectly now, and the entire process was smooth from start to finish.