Description
2015 Mercedes-Benz SLK55 5.5L AT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2015 Mercedes-Benz SLK55 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: Local: 647-247-8555 | Toll-Free: 1-800-915-5566



Dean Burton –
The ECU arrived quickly with free shipping, and it was exactly as described—plug-and-play and worked perfectly with my SLK55. Customer support was also quick to answer my questions, making the whole process smooth.
Shane Carter –
Fast shipping and the plug-and-play ECM worked perfectly—this saved me a ton compared to dealer prices. The whole process was smooth and professional from start to finish.
Sean Rivera –
I purchased the 2015 Mercedes SLK55 5.5L AT gas ECM with VIN programming, and I’m really pleased with how smoothly it integrated into my car. The plug-and-play setup made installation straightforward, and the quality of the unit is excellent. Shipping was very reasonable and arrived quicker than I expected, which was a huge plus. Overall, a great experience from start to finish.
Marcus Brown –
I was a bit nervous ordering an ECM online for my 2015 Mercedes SLK55, but this purchase turned out to be seamless. The unit arrived quickly with free shipping, which was a nice bonus. What impressed me the most was the plug-and-play programming service they provide—once installed, it worked perfectly without any hassle. I also appreciated their prompt responses whenever I had questions during the process. Overall, a smooth experience that got my car back on the road faster than I expected.
Russell Mitchell –
I was a bit nervous about ordering an ECM online for my 2015 Mercedes SLK55, but this company made the whole process seamless. The ECM arrived quickly with free shipping, which was a nice bonus, and it was already VIN programmed, making the installation plug-and-play. Their customer service was excellent—they kept me updated every step of the way and answered all my questions promptly. Since swapping it in, my car runs smoothly without any hiccups. Definitely a trustworthy place if you need a quality, ready-to-go ECM.