Description
2016 BMW 550i 4.4L AT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2016 BMW 550i 4.4L AT gas 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
Jeremy Hall –
I was a bit nervous ordering an ECU online, but this 2016 BMW 550i ECM arrived exactly as described and was already VIN programmed, which made installation straightforward. The team’s communication was impressive—they kept me informed at every step and answered my questions promptly. Shipping was quick and affordable, which was a nice surprise. After swapping it in, my car fired right up with no issues. The quality of the unit is exactly what I needed to get my 550i back on the road smoothly.
Chase Hudson –
I was really impressed with how quickly this ECM arrived and how easy it was to install—truly plug-and-play with no issues. The fact that it came VIN programmed saved me a ton of hassle, and the whole process ended up being much more affordable than taking my BMW to the dealer. Communication was clear throughout, which made me feel confident in the purchase. Overall, a smooth experience from start to finish.
Noah Gray –
The ECM arrived quickly and was truly plug-and-play, saving me a bundle versus dealer prices. Installation was smooth and the support team kept me informed every step of the way.
Lucas Reynolds –
I purchased the 2016 BMW 550i 4.4L AT gas ECM from this seller, and the entire process was smooth from start to finish. The plug-and-play setup made installation straightforward, and the VIN programming was spot on with no issues at all. Shipping was surprisingly fast and affordable, which was a nice bonus. Their team was also very responsive, answering my questions quickly and keeping me informed throughout.
Sean Peterson –
Received my programmed ECM quickly with free shipping, and it fitted perfectly without any issues. The seller’s fast communication made the whole process hassle-free.
Cameron Barrett –
I was a bit nervous about ordering an ECU online, but this 2016 BMW 550i ECM came perfectly VIN programmed and ready to install. The entire process was smooth, and I appreciated how the seller provided professional programming service — it made the setup truly plug-and-play. Shipping was surprisingly quick and affordable, which was a nice bonus. The unit worked flawlessly once installed, and my car runs like new again. Overall, a hassle-free experience from start to finish.