Description
2004 RAM Ram Truck 4.7L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 RAM Ram Truck 4.7L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with our cloning service.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
Complete communication & CAN-bus verification
Sensor input/output and signal integrity checks
Injector & ignition pulse simulation
Power, ground, and load-circuit analysis
Flash memory integrity and checksum validation
Thermal and voltage-stress testing to confirm reliability
Important Note
Some vehicles with IMMO or PATS require key programming after installation. This is normal.
For a 100% plug-and-play solution, we recommend using our full cloning service. We transfer all security data to the replacement unit.
A prepaid shipping label will be emailed to you. Allow you to mail in your original computer to us for full cloning.
If cloning is not selected, the ECU will be VIN programmed, and a key relearn will be required after installation.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Michael Jenkins –
I purchased the 56028778AC ECM for my 2004 RAM 4.7L, and the whole process was seamless. The unit arrived quickly with free shipping, which was a nice bonus. What impressed me most was how well the ECU was programmed to my VIN before shipping, so installation was literally plug-and-play. The truck runs perfectly now, and the quality feels top-notch.
Blake Payne –
The VIN programming was spot on, and the free shipping made the whole process hassle-free—highly recommend!
Super fast turnaround with excellent communication every step of the way, made installing my 2004 RAM’s ECM stress-free.
Plug-and-play setup was exactly as promised, plus their reasonable shipping rates sealed the deal for me.