Description
2008 GMC Yukon 5.3L TCM Transmission Control Module – Programmed Plug & Play
This Transmission Control Module (TCM / TCU) is a genuine OEM replacement for all 2008 GMC Yukon 5.3L models. Each unit is pre-programmed to your vehicle’s VIN and updated to the latest manufacturer calibration for a true plug-and-play installation with no dealer visit required.
Built to OEM standards for reliability, shift quality, and long-term performance.
Strict Testing & Quality Assurance
Each TCM is fully refurbished, bench-tested, and inspected by our certified in-house technicians.
We use professional off-board testing equipment to verify:
Proper CAN-bus communication
Shift-solenoid activation
Input/Output sensor signal validation
Temperature and load simulation
Live-data performance under simulated driving conditions
No module leaves our facility without passing a full quality control inspection. This ensures you receive a unit that performs better than new at an unbeatable value.
Common Symptoms of a Faulty TCM
Hard shifting / delayed shifting
Gear slipping
Stuck in Limp Mode
Transmission overheating
Erratic gear changes
Poor fuel economy
Trouble codes related to shift solenoids or communication
Important Note
This TCM is fully programmed and updated and does not require additional programming after installation.
Simply install the unit and the vehicle will recognize it automatically.
If your original TCM has unique calibration or custom parameters, we also offer a TCM Cloning Service, which transfers all data-including VIN, shift adaptations, and configuration settings-into the replacement unit.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Jose Miles –
I recently purchased the 2008 GMC Yukon 5.3L TCM Transmission Control Module, and I’m really impressed with how easy the plug-and-play setup was. The module arrived quickly, and the shipping cost was very reasonable, which was a nice bonus. Installation went smoothly, and I didn’t need to worry about any programming since it came ready to go. It’s been working perfectly so far, and my transmission shifts feel much smoother than before. Overall, I’m very satisfied with the quality and the hassle-free experience.
Kyle James –
I had been struggling with transmission issues on my 2008 GMC Yukon, and after ordering this TCM, I was pleasantly surprised by how smooth the whole process was. The module arrived quickly with free shipping, which was a nice bonus. What really stood out was how it came pre-programmed and ready to install—no headaches or extra trips to the shop needed. After installation, my transmission shifted perfectly, just like new. Their customer service was also very responsive when I had a couple of questions before ordering, which gave me confidence in the purchase.
Adam Walker –
I was really impressed with how easy the plug-and-play setup was for this 2008 GMC Yukon TCM. It arrived quickly with free shipping, and everything worked perfectly right out of the box. The programming was spot-on, and I didn’t have to take it anywhere for additional adjustments. Communication from the seller was excellent; they answered all my questions promptly and kept me informed during the shipping process.
Elijah Wright –
This TCM fit perfectly and the install took minutes—no fuss at all. Super fast shipping too!
Plugged this in my 2008 Yukon and it fired right up like new, saved me a ton on repairs.
Exactly what I needed, worked flawlessly from the get-go. Support was helpful when I had a quick question.
Installation was a breeze, and my transmission shifts smoother than ever. Highly recommend!
Arrived quickly and worked perfectly, no programming headaches—just plug and go!
Shane Harrison –
This 2008 GMC Yukon TCM arrived super fast and was ready to install right out of the box—plug and play made everything so simple. The seller’s communication was great, answering all my questions quickly.
Henry Adams –
This transmission control module was exactly what I needed for my 2008 GMC Yukon with the 5.3L engine. Installation was straightforward since it came pre-programmed, saving me a lot of time and hassle. The part arrived quickly and fit perfectly, and my vehicle has been shifting smoothly ever since. It’s clear that quality and customer service were priorities with this purchase.