Description
2010 Cadillac STS 4.6L TCM Transmission Control Module – Programmed Plug & Play
This Transmission Control Module (TCM / TCU) is a genuine OEM replacement for all 2010 Cadillac STS 4.6L 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
Aaron Clark –
The plug-and-play setup made installation a breeze, and the free shipping was a fantastic bonus. Super fast service and exactly what my STS needed!
Liam Anderson –
I installed the 2010 Cadillac STS 4.6L TCM module myself, and it was surprisingly straightforward. The plug-and-play design meant I didn’t have to fiddle with complicated programming, which saved me a lot of time. Shipping was quick, and the unit worked perfectly right out of the box—my transmission feels smooth and responsive again. Definitely a solid purchase for anyone needing a reliable replacement.
Justin Stewart –
I was impressed with how smoothly the plug-and-play TCM fit into my 2010 Cadillac STS 4.6L. The programming service was done professionally before shipping, so all I had to do was install it. Shipping was quick and affordable, and the unit has worked flawlessly since day one. They also kept me informed throughout the entire process, which gave me added peace of mind.
Mark Watson –
I had been having issues with the transmission on my 2010 Cadillac STS, so I decided to try this 4.6L TCM module. The plug-and-play setup made installation straightforward, and it was such a relief to have it programmed beforehand. Shipping was surprisingly fast and free, which was a nice bonus. After installing the module, my transmission shifted smoothly again, and the whole experience felt very professional. I appreciate how everything arrived timely and ready to go without any hassle.
Steven Moore –
Installed this TCM module in my 2010 Cadillac STS with zero hassle—works perfectly and arrived super quick. Highly recommend for anyone needing a reliable replacement!
Sean Hudson –
I recently purchased the 2010 Cadillac STS 4.6L TCM Transmission Control Module, and I was pleasantly surprised by the smooth plug-and-play setup. The module arrived quickly, and the shipping cost was very reasonable, which was a nice bonus. Installation was straightforward, and my car shifted perfectly afterward. The seller also kept me informed throughout the whole process, answering my questions promptly. Overall, a great experience and exactly what my Cadillac needed to get back on the road.