Description
2016 Mercedes-Benz GL350 3.0L AT gas ECM / ECU – Programmed | Plug&Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2016 Mercedes-Benz GL350 3.0L 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: 647-247-8555



Daniel Poole –
The unit arrived quickly and was truly plug-and-play, saving me a bundle over dealer prices. Installation went smoothly thanks to their clear communication and fast shipping.
Miguel King –
I ordered the 2016 Mercedes GL350 ECM with VIN programming, and the whole process was seamless. They provided professional programming service, so the unit was ready to use right out of the box. Shipping was surprisingly quick and cost-effective, and I appreciated their prompt responses whenever I had questions. The updated ECU runs perfectly, restoring my vehicle’s performance exactly as expected.
Justin Nelson –
I was a bit nervous ordering an ECU online for my 2016 Mercedes GL350, but this unit arrived quickly and exactly as described. What impressed me most was the VIN programming service they provided—it came perfectly matched and ready to install without any hassle. The shipping was free, which was a nice bonus, especially considering how delicate these parts can be. After installation, my truck runs smoother than ever, and I appreciate the peace of mind knowing the ECU was professionally programmed. Overall, a seamless experience from start to finish.
Logan Lewis –
I was a bit nervous ordering this ECM for my 2016 Mercedes GL350, but the process turned out to be smooth from start to finish. The VIN programming was spot on, and the plug-and-play setup saved me a lot of time and hassle. The shipping was surprisingly quick and free, which was a nice bonus. Throughout the process, the seller kept me informed and responded promptly to my questions, which gave me confidence in my purchase. Once installed, my truck runs flawlessly, exactly like new. I’m very satisfied with the quality and service provided.
Leo Reed –
The VIN programmed ECU arrived quickly with free shipping and installed perfectly—couldn’t be happier with the seamless plug-and-play setup.