Description
2010 GMC Savana 6.6L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2010 GMC Savana 6.6L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with our cloning service.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
Complete communication & CAN-bus verification
Sensor input/output and signal integrity checks
Injector & ignition pulse simulation
Power, ground, and load-circuit analysis
Flash memory integrity and checksum validation
Thermal and voltage-stress testing to confirm reliability
Important Note
Some vehicles with IMMO or PATS require key programming after installation. This is normal.
For a 100% plug-and-play solution, we recommend using our full cloning service. We transfer all security data to the replacement unit.
A prepaid shipping label will be emailed to you. Allow you to mail in your original computer to us for full cloning.
If cloning is not selected, the ECU will be VIN programmed, and a key relearn will be required after installation.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Scott Burton –
Received the 2010 GMC Savana ECM quickly with free shipping, and it was already VIN programmed for a perfect, hassle-free installation. Customer support was responsive and made the whole process smooth.
Allan Gray –
I was really impressed with how smooth the entire process was from start to finish. The ECM arrived quickly, and it came fully VIN programmed, so installation was basically plug-and-play. They also kept me updated throughout the shipping, which helped ease any concerns I had. Once installed in my 2010 GMC Savana, the engine ran flawlessly without any error codes. It’s clear they know what they’re doing and provide top-notch quality. Would definitely buy from them again if I ever need another module.
Austin Lewis –
I purchased the 12644941 ECM for my 2010 GMC Savana, and I’m really impressed with the quality and how smoothly it works. The fact that it came VIN programmed saved me a lot of hassle, and the plug-and-play setup was exactly as advertised. Shipping was super fast and reasonably priced, which was a nice bonus. Overall, a seamless experience from start to finish.