Description
2014 Cadillac XTS 3.6L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2014 Cadillac XTS 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




Joel Murphy –
I purchased the VIN programmed ECM for my 2014 Cadillac XTS and was impressed by how smoothly everything went. The plug-and-play setup made installation straightforward, and the unit worked perfectly right out of the box. Shipping was free and arrived quicker than I expected, which was a nice bonus. Customer service was also very responsive when I had a couple of questions before ordering.
Brian Bates –
I was really impressed with how quickly the 2014 Cadillac XTS ECM arrived at my door—shipping was definitely faster than I expected. The unit was a perfect fit and truly plug-and-play, which made installation a breeze even though I’m not a professional mechanic. The staff kept me informed throughout the process, which gave me peace of mind. This solution saved me a significant amount compared to the dealer’s price, making it well worth it. Overall, the combination of fast delivery, easy setup, and excellent communication made this a smooth and stress-free experience.
Jorge Perez –
The ECM arrived much quicker than I expected, which was a huge plus. Installation was straightforward since the unit was plug-and-play, making everything hassle-free. Their communication throughout the process was clear and professional. This service definitely saved me a significant amount compared to dealership prices, and the updated programming works perfectly on my 2014 Cadillac XTS.
Harrison Hamilton –
The VIN programmed ECM arrived quickly with free shipping and was a perfect fit—setup was seamless and hassle-free.
Great communication throughout the process, and the professional programming saved me a ton of time.
Fast turnaround and excellent repair quality—this plug-and-play unit got my Cadillac running like new again.
I appreciated how promptly they answered all my questions and shipped the updated ECU without delay.
Very reasonable shipping and a flawless programming job; my 2014 XTS runs perfectly now.
Elliot Willis –
The unit arrived quickly and was truly plug-and-play, saving me a bundle compared to dealer prices. Installation was straightforward and the communication throughout was spot on.