Description
2013 Mercedes-Benz S550 5.5L AT gas ECM / ECU – Programmed | Plug&Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2013 Mercedes-Benz S550 5.5L 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
Travis Hamilton –
Fantastic module and plug-and-play programming made installation a breeze. Shipping was super fast too!
Brian Marshall –
I was a bit nervous about ordering an ECM online for my 2013 Mercedes S550, but this company made the process incredibly smooth. The unit arrived quickly with free shipping, which was a nice bonus. They also offer professional VIN programming, so I didn’t have to worry about compatibility or dealing with complicated setups. Throughout the process, their team was very responsive and answered all my questions promptly, which gave me peace of mind. The ECM works perfectly, and my car runs like new again. Highly recommend if you want a hassle-free solution.
Austin Russell –
The updated ECM for my 2013 Mercedes S550 arrived quickly and was exactly as described. Installation was straightforward—completely plug-and-play—and had my car running without any issues right away. Compared to dealer prices, this option saved me a significant amount of money. The communication from the seller was clear and professional throughout the entire process.
Chase Russell –
I was impressed with how smoothly the VIN programming was handled for this 2013 Mercedes S550 ECM. The team provided professional programming service, so it was essentially plug-and-play once I received it. Shipping was very reasonable, and the whole process was quicker than I expected. The unit performs flawlessly and the quality is top-notch.
Blake Foster –
Fast shipping and the ECU was truly plug-and-play. Saved me a bundle compared to dealer prices and the install went smoothly.