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



Matthew Howard –
Fast shipping and the unit was truly plug-and-play. Saved me a bundle compared to dealer prices and installation went off without a hitch.
Daniel Torres –
I had a great experience purchasing the 68064943AC ECM for my 2012 RAM 5.7L. The part arrived quickly, and the free shipping was a nice bonus. What really stood out was that the unit came VIN programmed, so installation was truly plug-and-play—no extra hassle or trips to the shop. Their customer service was also very responsive; they answered all my questions promptly and made sure I knew the status of my order every step of the way. After swapping it in, my truck runs perfectly again. Highly recommend this seller for anyone needing a reliable ECM replacement.
Jack Edwards –
The VIN-programmed ECM arrived quickly with free shipping and installed perfectly—no issues at all. Great service and hassle-free setup!
Connor Lawrence –
I was really impressed with how quickly this 68064943AC ECM arrived—shipping was faster than I expected. The unit came fully VIN programmed and was truly plug-and-play, which made installation super straightforward. This saved me a ton compared to dealer prices, and the communication throughout the process was professional and clear. Overall, a smooth experience with excellent service.
Russell Morris –
I was really impressed with how smoothly everything went after ordering this ECM for my 2012 RAM 5.7L. The unit came VIN programmed and ready to install, which saved me a ton of hassle compared to other places I looked at. Shipping was surprisingly quick and didn’t cost an arm and a leg, so that was a huge plus. What stood out most was the seller’s communication—they kept me informed every step of the way and answered all my questions promptly. After installation, my truck has been running like new again, and I couldn’t be happier with the quality and service.
Brandon Bailey –
I ordered the 68064943AC ECM for my 2012 RAM 5.7L and was really impressed with how smoothly everything went. The unit arrived quickly with free shipping, and it came fully programmed to my VIN, so installation was straightforward. The seller kept me informed throughout the process and answered all my questions promptly. After installation, my truck runs perfectly, and I’m very happy with the quality of the part.