Is Your Chevy Cruze Stalling, Running Rough, or Refusing to Start?
Dealing with a faulty Engine Control Module (ECM) in your 2011-2012 Cruze can be incredibly frustrating. You might be experiencing a persistent check engine light, unexplained drops in fuel economy, erratic engine behavior, or even a complete no-start condition that leaves you stranded. These aren’t just annoyances; they’re signs that your vehicle’s central computer is failing, compromising both performance and safety. In my 20+ years as a diagnostic technician, I’ve seen how a bad ECM can mimic a dozen other problems, leading to expensive and unnecessary repairs on sensors and other components.
“A customer’s 2012 Cruze came in last week with a check engine light and a complaint of intermittent stalling at stoplights. The previous shop had already replaced the throttle body, but the problem persisted. After hooking up my scan tool, I noticed erratic data readings from multiple sensors that didn’t make sense together. This is a classic sign of a failing processor inside the ECM. We installed one of these VIN-programmed modules, and the car ran perfectly. The customer saved hundreds by avoiding another incorrect diagnosis.”
The Direct Solution: A VIN-Programmed 2011 – 2012 Cruze ECM
Forget the hassle and high cost of a dealership visit. This ECM is the definitive solution, delivered directly to you, ready for installation. We take your vehicle’s unique Vehicle Identification Number (VIN) and flash the module with the latest, most stable software updates directly from GM. This critical step ensures that the ECM communicates perfectly with your Cruze’s specific systems—from the engine and transmission to the anti-lock brakes and security system—right out of the box.
Key Benefits of This Programmed ECM:
- ✔ Eliminate Guesswork: This module is a direct solution for common ECM failure symptoms, including P0600-series trouble codes, harsh shifting, and poor engine performance.
- ✔ Save Hundreds of Dollars: By providing a pre-programmed module, we eliminate the need for expensive dealership programming and key relearn procedures.
- ✔ Plug-and-Play Installation: Once you receive the module, the physical installation is straightforward. No special tools or software are required.
- ✔ Latest GM Software: Your module arrives with the most current GM calibrations, often resolving issues that were present even in the original factory software.
Simple, Straightforward Installation Guide
You can perform this repair at home with basic hand tools. Follow these steps for a successful installation:
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow all capacitors to discharge.
- Locate the ECM: On the 2011-2012 Cruze, the ECM is typically located in the engine bay, near the battery or firewall.
- Disconnect Connectors: Carefully release the locking tabs on the electrical harness connectors and pull them straight off the old module. Inspect the pins for any corrosion or damage.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed ECM and securely re-attach the electrical connectors. You should hear a ‘click’ as they lock into place.
- Reconnect Battery: Re-attach the negative battery terminal. The vehicle may need to go through a brief idle relearn process, which it will do automatically during the first few minutes of operation.
Guaranteed Fitment and Compatibility
This Engine Control Module is a direct replacement for part number 12621466 and is also fully compatible with the following interchangeable part numbers:
12679199, 12642927, 12636386, 12630789
This unit is confirmed to fit the following vehicles:
- 2011-2012 Chevrolet Cruze (with 1.8L Engine)
- 2009-2011 Chevrolet Aveo
- 2013 Chevrolet Spark
- 2009-2010 Pontiac Wave
- 2013-2014 Chevrolet Trax (with 1.8L Engine)
- 2012 Chevrolet Sonic (with 1.8L Engine)
- 2009-2010 Pontiac G3
Don’t let a faulty computer keep your car off the road. Provide your VIN at checkout and let us send you the precise, reliable solution to restore your vehicle’s health and driveability. This is the most efficient way to fix your 2011 – 2012 Cruze ECM issues for good.