Description
2009 GMC Sierra 4.3L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2009 GMC Sierra 4.3L 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
Lucas Ward –
Fast shipping and plug-and-play made installation a breeze, and I saved a ton compared to dealer prices—highly recommend this service.
Travis Cook –
I was really impressed with the whole process of ordering this ECM for my 2009 GMC Sierra. The part arrived quickly and the free shipping was a nice bonus. What stood out most was how smoothly it worked right out of the box—no need for me to fiddle with complicated programming. Their team also responded promptly when I had a couple of questions about the VIN programming, which made me feel confident in my purchase. Overall, a hassle-free experience and my truck runs like new again.
Connor Reed –
I ordered the 12624433 ECM for my 2009 GMC Sierra, and I’m really impressed with how quickly it arrived. The unit was truly plug-and-play, making installation straightforward and stress-free. The professional service team kept me updated throughout the process, and this saved me a ton compared to dealer prices. Overall, a smooth experience from start to finish.
Jason Hall –
Received my 2009 GMC Sierra ECM fully programmed and ready to install—great plug-and-play service with free shipping included. The team kept me updated throughout, making the whole process super smooth.
Lucas Sanders –
I ordered the 12624433 ECM for my 2009 GMC Sierra, and the whole process was smooth from start to finish. They provided professional VIN programming, so it arrived ready to install without any hassle. Shipping was fast and reasonably priced, which I really appreciated. The unit works perfectly, and my truck runs like new again.