Description
2009 GMC Sierra 6.2L TCM Transmission Control Module – Programmed Plug & Play
This Transmission Control Module (TCM / TCU) is a genuine OEM replacement for all 2009 GMC Sierra 6.2L 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
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Jason Miller –
The plug-and-play setup was flawless and the free shipping made this an easy and affordable fix for my truck.
John Murray –
I ordered the 2009 GMC Sierra 6.2L TCM Transmission Control Module and was really impressed with how quickly it arrived—free shipping made it even better. The plug-and-play setup worked flawlessly with no additional programming needed, which saved me a lot of hassle. Their team also responded quickly when I had a couple of questions before purchasing, making the whole process smooth and worry-free. Overall, a solid experience and a reliable product.
Isaac Lopez –
This TCM was a perfect fit and got my Sierra shifting smoothly again with zero hassle—plug it in and you’re good to go! Super fast delivery and excellent support made the whole process a breeze.