Description
2017 Mercedes-Benz SL-Class 5.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2017 Mercedes-Benz SL-Class 5.5L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with our cloning service.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
Complete communication & CAN-bus verification
Sensor input/output and signal integrity checks
Injector & ignition pulse simulation
Power, ground, and load-circuit analysis
Flash memory integrity and checksum validation
Thermal and voltage-stress testing to confirm reliability
Important Note
Some vehicles with IMMO or PATS may require key programming after installation. This is normal.
For a 100% plug-and-play solution with no relearns, your original ECU must be sent in for cloning. We transfer all security data to the replacement unit.
👉Add the cloning service as a bundle at checkout — $200 CAD / $140 USD
A prepaid shipping label will be emailed to you.
If cloning is not selected, the ECU will be VIN programmed, and a key relearn will be required after installation.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Connor Taylor –
Arrived quicker than expected and worked flawlessly right out of the box—couldn’t ask for a smoother install. Definitely recommend for anyone needing a reliable ECU replacement.
Dylan Collins –
The ECM arrived quickly and was perfectly programmed for my 2017 Mercedes-Benz SL-Class. Installation was straightforward—just plug and play with no fuss at all. Since swapping it out, my car has been running smoothly without any error codes. Highly recommend this if you need a reliable replacement.
Lucas Gray –
I was a bit nervous about replacing the ECM on my 2017 Mercedes-Benz SL-Class, but this unit made everything so straightforward. It arrived quickly and was already programmed to match my car’s VIN, which saved me a ton of hassle. Installation was surprisingly smooth—just plug it in and you’re ready to go, no complicated coding required. After swapping it out, the car started up perfectly and runs just like it did when I first bought it. Definitely a quality product that took the stress out of an otherwise tricky repair.
Noah Hill –
I recently purchased the 2017 Mercedes-Benz SL-Class ECM/ECU, and I couldn’t be happier with how smooth the process was. The unit arrived faster than I expected, and installation was incredibly straightforward—just plugged it in, and the car fired right up without any hiccups. It’s clear this was programmed specifically for my VIN because everything synced perfectly from day one. I also reached out with a couple of questions before buying, and the support team was knowledgeable and really helpful, which made me feel confident in my purchase. Overall, a seamless experience that got my SL-Class back on the road quickly.