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



Ian Murphy –
I’m really happy with this ECM for my 2012 RAM 5.7L. The unit arrived quickly and was completely plug-and-play, making installation straightforward without any hassles. The communication from the seller was great, and their VIN programming saved me a ton compared to dealership pricing. Overall, a smooth experience from start to finish.
Miguel Cooper –
Super fast shipping and the ECM was truly plug-and-play. The professional service saved me a ton compared to dealer prices and installation was seamless.
Benjamin Bates –
The VIN-programmed ECU arrived quickly with free shipping, and it plugged right in—no hassle at all. Excellent service and fast turnaround!