Description
2012 Chevrolet Suburban 6.0L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2012 Chevrolet Suburban 6.0L 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



Tyler Nelson –
Arrived quickly with free shipping, and the VIN programming was flawless—my Suburban runs like new!
Steven Mitchell –
Fast shipping and the ECM was truly plug-and-play, saving me a bundle compared to dealer prices. Installation was straightforward and the customer support was great.
Chris Morris –
I ordered the 12653852 ECM for my 2012 Chevy Suburban and was really impressed with how smoothly everything went. The unit arrived quickly with free shipping, which was a nice surprise. What stood out most was how professional their VIN programming service was—when I got the part, it was literally plug-and-play and ready to go. The truck fired up immediately, and I didn’t have to worry about any complicated setup. Overall, a seamless experience that got me back on the road without any hassle.
Liam Murphy –
I was really impressed with the quality of the ECM I received for my 2012 Chevrolet Suburban. The unit came VIN programmed and ready to install, which saved me a lot of hassle. The free shipping was a nice bonus, and the whole process was smooth and straightforward. Communication was excellent too—they kept me informed every step of the way.