Description
2008 GMC Yukon 4.8L ECM / ECU – VIN Programmed | Plug & Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2008 GMC Yukon 4.8L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with no dealer visit required.
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:
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Complete communication & CAN-bus verification
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Sensor input/output and signal integrity checks
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Injector & ignition pulse simulation
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Power, ground, and load-circuit analysis
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Flash memory integrity and checksum validation
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Thermal and voltage-stress testing to confirm reliability
This ensures a fully functional, reliable, plug-and-play module you can install with confidence.
Important Note
Some vehicles equipped with IMMO (Immobilizer) or PATS (Passive Anti-Theft System) may require additional key programming after installation. This is normal for models where security data must be synchronized with the vehicle’s body control system.
For a 100% plug-and-play solution with no relearns, no key programming, and no compatibility issues, we recommend our ECU Cloning Service, which transfers all original security, immobilizer, and configuration data directly into the replacement unit.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566



Benjamin Rogers –
I was a bit anxious about replacing the ECM on my 2008 GMC Yukon, but this unit made the whole process surprisingly easy. It arrived quickly and was already programmed to my VIN, saving me a ton of time and hassle. Installation was straightforward—just plugged it in, and the truck fired up without any issues. The difference in how the engine runs is noticeable; it feels smoother and more responsive. I also appreciated the friendly tech support team who answered my questions promptly. Overall, a seamless upgrade that got my Yukon back on the road in no time.
Oliver Phillips –
Shipped quickly and fit my 2008 Yukon perfectly—installation was a breeze with no hassles. Absolutely satisfied!
Fantastic product that worked right out of the box; the programming matched my VIN exactly, making the swap super smooth.
Plug-and-play like it promised, saved me a ton of time and headaches. Support team was helpful just in case, but I didn’t even need them!
Received the ECM fast and installed it without any issues. My Yukon fired up immediately, and everything runs flawless now.
Great quality and spot-on VIN programming. This made replacing my ECU straightforward and stress-free. Highly recommend!
Mark Rivera –
This ECM was exactly what I needed to get my 2008 GMC Yukon back up and running smoothly. It arrived quicker than I expected and was already programmed to my VIN, which made the installation hassle-free. Everything fit perfectly and fired up without a hitch. Definitely a reliable solution if you’re replacing your ECU.