Description
2012 GMC Savana 4.3L TCM Transmission Control Module – Programmed Plug & Play
This Transmission Control Module (TCM / TCU) is a genuine OEM replacement for all 2012 GMC Savana 4.3L 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
Liam Brooks –
Works perfectly right out of the box and saved me a ton of hassle—highly recommend for any 2012 GMC Savana owner. Installation was quick, and it really restored smooth shifting.
Henry Young –
Installed this TCM module on my 2012 GMC Savana and it worked flawlessly right out of the box. The plug-and-play design made the swap straightforward without any complicated programming on my end. It shipped quickly and arrived well-packaged, which I really appreciated. Overall, it’s been reliable and exactly what my van needed to get shifting smoothly again.
Max Parker –
The plug-and-play setup was flawless, and the free shipping made the whole experience even better. Quick delivery and no hassle at all!