Description
2014 Chevrolet Silverado 4.3L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2014 Chevrolet Silverado 4.3L 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: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Aaron James –
Arrived quickly with free shipping and was already VIN programmed, making installation a breeze. Excellent service from start to finish!
Nicholas Watson –
The ECM arrived quickly and was truly plug-and-play, saving me a ton compared to dealer prices. Installation was a breeze thanks to clear communication and a fast turnaround.
Daniel Gray –
I purchased the 12665217 ECM for my 2014 Chevrolet Silverado and was impressed by how smoothly everything went. The unit came VIN programmed and was truly plug-and-play, which saved me a lot of hassle. Shipping was fast and affordable, and the quality of the module feels top-notch. They also answered all my questions promptly, making the whole experience stress-free.
Adam Wallace –
I was a bit nervous about ordering an ECM online, but this 2014 Silverado 4.3L module arrived quickly and was exactly as described. What really impressed me was the professional VIN programming service they provided—once I got it installed, everything fired up perfectly with no issues. The shipping was surprisingly affordable too, which made the whole experience even better. Their support team was very responsive, answering my questions promptly and keeping me in the loop the entire time. I’m really glad I chose this seller; it saved me a lot of hassle and downtime.