Description
2012 RAM Ram Truck 5.7L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2012 RAM Ram Truck 5.7L 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




Steven Page –
Shipping was quick and the unit was truly plug-and-play. Saved me a bundle compared to dealer prices—installation was a breeze with great support.
Anthony Nichols –
I’m really impressed with the quality of this ECM for my 2012 RAM 5.7L. The unit arrived quickly with free shipping, which was a nice surprise, and it was already VIN programmed, so installation was seamless. The performance has been spot on, and the vendor kept me updated throughout the process, answering all my questions promptly. Definitely a reliable source for these parts.
Joel Burton –
Super quick turnaround and the VIN programming was spot on – got my Ram running like new again. Shipping was super reasonable too, which was a nice bonus.