Description
2010 Cadillac STS 3.6L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2010 Cadillac STS 3.6L 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
Blake Bell –
I was really impressed with how quickly this ECM arrived after I placed my order—shipping was much faster than I expected. The unit came perfectly programmed to my VIN and was truly plug-and-play, which made the installation hassle-free even though I’m not a mechanic. Compared to the dealership’s repair quote, this saved me a ton of money without sacrificing quality. The seller was very responsive when I had questions and kept me updated throughout the process. Overall, it was a smooth experience from start to finish, and my Cadillac runs like new again. Highly recommend this if you need a reliable replacement ECM.
Jose Hudson –
I was really impressed with how smoothly everything went when I ordered the ECM for my 2010 Cadillac STS. The unit arrived quickly with free shipping, which was a nice surprise. What stood out most was that it came already VIN programmed, so installation was straightforward and saved me a lot of hassle. The quality feels top-notch, and the car runs perfectly now. I also appreciated the clear communication from the seller—they answered my questions promptly and kept me in the loop throughout the process.
Cooper Mitchell –
I was really impressed with how quickly I received the programmed ECM for my 2010 Cadillac STS. The plug-and-play setup made installation straightforward, and it fired up without any issues. The shipping was also very reasonable, which made the whole process even better. Their team kept me informed throughout, answering all my questions promptly.
Hunter Page –
I was impressed with how quickly the ECM arrived, and it truly was plug-and-play with no complicated setup. The installation went smoothly, and the unit works perfectly in my 2010 Cadillac STS 3.6L. The customer service was very responsive and helped me every step of the way. Choosing this over dealer repairs saved me a significant amount of money without sacrificing quality.
Dominic Sharp –
Fast shipping and the ECU was truly plug-and-play—saved me a bundle compared to dealer costs. Installation was smooth and their communication was top-notch.
Harvey Payne –
Great experience—ECM arrived quickly with free shipping and was fully programmed for my 2010 Cadillac STS. Setup was seamless and the communication throughout was top-notch.