Description
2012 GMC Savana 4.8L TCM Transmission Control Module – Programmed Plug & Play
This Transmission Control Module (TCM / TCU) is a genuine OEM replacement for all 2012 GMC Savana 4.8L 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
John Taylor –
Installed this module in minutes with zero hassle, and my transmission runs smoother than ever—highly recommend!
Quick delivery and flawless fit; my Savana’s shifting feels brand new again.
Plugging this in was straightforward, and it made a noticeable difference; very happy with the purchase!
Super easy setup and it fixed my transmission issues immediately—exactly what I needed.
Fantastic product that arrived fast and worked perfectly right out of the box.
Logan Phillips –
I recently purchased the 2012 GMC Savana 4.8L TCM Transmission Control Module, and it was exactly what I needed to get my van back on the road. The plug-and-play setup made installation straightforward, and I didn’t have to worry about complicated programming. Shipping was surprisingly quick and free, which made the entire process hassle-free. The transmission shifts smoothly now, and I’m really happy with the quality of the product. Overall, a stress-free experience from start to finish.
Cameron Nelson –
Fast shipping and the plug-and-play setup made replacing the TCM on my 2012 GMC Savana a breeze. Highly recommend!
Aiden Lopez –
This Transmission Control Module was exactly what I needed for my 2012 GMC Savana 4.8L. It arrived quickly and was already programmed, which made the installation straightforward without any extra hassle. After swapping it in, my van’s shifting is smoother, and everything runs perfectly. Definitely a reliable replacement that saved me both time and money.
Henry Edwards –
I purchased the 2012 GMC Savana 4.8L TCM Transmission Control Module and was really impressed with how straightforward the plug-and-play setup was. The module arrived quickly with free shipping, which was a nice bonus. The quality of the repair is excellent; my transmission shifts smoother than before. The seller also kept me informed throughout the process, which made the whole experience stress-free.