Description
2008 Chevrolet Tahoe 5.3L TCM Transmission Control Module – Programmed Plug & Play
This Transmission Control Module (TCM / TCU) is a genuine OEM replacement for all 2008 Chevrolet Tahoe 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
Noah Campbell –
The plug-and-play setup was seamless, and the free shipping made this an easy, hassle-free purchase.
Great communication throughout the process, and the professional programming service got my Tahoe shifting smoothly again in no time.
Fast turnaround and the TCM worked perfectly right out of the box—definitely worth it for the reasonable shipping cost.
They answered all my questions quickly and delivered a perfectly programmed module that fit like a glove.
Super quick delivery and the plug-and-play feature meant no extra trips to the shop for programming.
Scott Douglas –
I was really impressed with how smoothly the 2008 Chevrolet Tahoe 5.3L TCM fit right into my vehicle without any extra programming needed. The plug-and-play feature made the whole installation process painless, which saved me a lot of hassle. Shipping was surprisingly quick and didn’t cost an arm and a leg, which was a nice bonus. They also kept me in the loop every step of the way, answering my questions promptly and clearly. After installation, my Tahoe’s transmission shifted perfectly, and I couldn’t be happier with the result. This was definitely a solid purchase.
Jacob Hall –
Installed this TCM module in my 2008 Tahoe in no time—it fit perfectly and my transmission shifts smoothly now. Super happy with the quick delivery too!
The plug-and-play setup made replacing the transmission control module a breeze on my Tahoe. Runs like new, highly recommend it!
Fast shipping and flawless fit for my 2008 Chevy Tahoe. The programmed module got my transmission back to perfect shifting immediately.
This transmission control module was exactly what my Tahoe needed. Easy install with zero hassle, and the vehicle drives like it just rolled off the lot.
Swapped out my old TCM with this programmed unit, and it worked perfectly from the start. Great quality and the install was straightforward.
Gavin Torres –
I was pleasantly surprised by how quickly this TCM arrived with free shipping, and it was ready to go right out of the box thanks to the plug-and-play programming. Installation was straightforward, and my Tahoe’s transmission issues disappeared immediately. The seller also responded promptly when I had a couple of questions, which made the whole process smooth and stress-free. Overall, a great experience from start to finish.
Robert Cooper –
I installed the 2008 Chevrolet Tahoe 5.3L TCM Transmission Control Module without any hassle—it truly was a plug-and-play experience. The module came pre-programmed, which saved me a lot of time and frustration compared to previous parts I’ve tried. Shipping was quick, and when I had a minor question, their tech support was responsive and helpful. Highly recommend this for anyone needing a reliable replacement.