Is your Chevrolet Trax, Cruze, or Sonic suddenly stalling, shifting erratically, or refusing to start? A faulty Engine Control Module (ECM) is often the culprit behind these frustrating and unpredictable issues. Instead of facing a costly and time-consuming trip to the dealership, get back on the road quickly with our VIN-programmed ECM. This module is the central computer of your vehicle, and this direct-fit replacement restores communication and performance, solving the root cause of your problems with one simple installation.
Common Symptoms & Your Solution
If you’re experiencing any of the following, a failing ECM is the likely cause. This unit is the definitive solution for:
- Check Engine Light with codes like P0601, P0606, or U-series communication codes
- Poor engine performance, hesitation, or misfires
- Reduced fuel economy
- Harsh or incorrect automatic transmission shifting
- Intermittent or complete no-start conditions
- Communication issues with diagnostic scan tools
This pre-programmed 2013-2016 Trax engine control module arrives ready to install, flashed with the latest official GM software updates tailored specifically to your vehicle’s VIN. This ensures all systems, from the engine and transmission to the anti-theft system, function exactly as they did from the factory.
Features & Benefits
- ✔ Plug & Play Installation: Arrives fully programmed to your vehicle’s VIN. No expensive dealer programming is required.
- ✔ Restored Performance: Corrects running issues, improves fuel efficiency, and ensures smooth shifting by restoring factory parameters.
- ✔ Latest GM Software: We flash the module with the most current updates from General Motors, ensuring optimal performance and longevity.
- ✔ Wide Compatibility: A direct replacement for a wide range of GM vehicles, including the Cruze, Sonic, Encore, and various trucks/vans. Replaces part numbers 12668866, 12668994, 12643636, and more.
- ✔ Cost-Effective Solution: Get the reliability of a dealer-level fix without the high price tag and hassle.
- ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.
Expert Mechanic’s Insight
As a technician, I’ve seen countless drivers chase expensive sensor and component replacements only to find the root problem was the ECM all along. The key to a successful ECM replacement is the programming. An improperly programmed module can cause more issues than it solves. We take the guesswork out of the equation. By programming this 2013-2016 Trax engine control module to your specific VIN before it ships, we ensure it communicates seamlessly with all other modules in your vehicle. This is the secret to a lasting, trouble-free repair.
Frequently Asked Questions
Do I need to do any programming after I receive it?
No. This ECM is delivered fully programmed to the VIN you provide. It is ready for installation right out of the box. In most cases, you will not need to perform any additional procedures.
Why do you need my VIN?
Your Vehicle Identification Number (VIN) contains critical information about your car’s specific options, engine, transmission, and security system. We use the VIN to load the exact correct GM software and calibrations, ensuring this 2013-2016 Trax engine control module works perfectly with your vehicle.
Is this difficult to install?
The physical installation is typically straightforward for someone with basic mechanical skills. It involves disconnecting the battery, unplugging the electrical connectors, and unbolting the old module. However, we always recommend installation by a qualified mechanic to ensure everything is done correctly.
Will this fit vehicles other than the Chevy Trax?
Yes. This ECM is a common component used across many GM models. Please check the detailed fitment list on this page to confirm it matches your specific make, model, and year, such as the Chevy Cruze, Sonic, Volt, Buick Encore, and various Silverado/Sierra trucks.
What is the process after I order?
After you complete your purchase, you will need to send us your vehicle’s 17-digit VIN. We cannot ship the part until we receive this information. Once we have your VIN, we will program the module and typically ship it within one business day.