Restore Your Vehicle’s Brain and Get Back on the Road with Confidence
Is your Chevrolet Impala or other GM vehicle suffering from frustrating, hard-to-diagnose issues? Stalling at intersections, a persistent check engine light, or a complete no-start condition can often be traced back to a failing Engine Control Module (ECM). This isn’t just an inconvenience; it’s a critical failure that compromises your vehicle’s performance, fuel economy, and reliability. This replacement ECM is the definitive solution, arriving at your door fully programmed to your vehicle’s specific VIN, ensuring a seamless and effective repair.
Common Symptoms & Your Solution
A failing engine computer can manifest in numerous ways, often mimicking other sensor or component failures. If you’re experiencing any of the following, a faulty module is a likely culprit. This unit is the direct solution for these issues and related diagnostic trouble codes (DTCs) like P0601, P0602, or P0606.
- Engine stalling or misfiring intermittently
- Complete failure to start
- Poor acceleration and reduced engine power
- Drastically decreased fuel efficiency
- Check Engine Light is on with communication error codes
- Erratic transmission shifting behavior
By replacing your old unit with this professionally programmed 2012 Impala engine control module 12616889, you are restoring the central command center of your vehicle. We handle the complex programming, so you can focus on the straightforward installation.
Features & Benefits
- ✔ VIN-Programmed for You: This module arrives ready to install. We use your vehicle’s VIN to load the latest, most stable GM-approved software, ensuring perfect communication with your car’s existing systems.
- ✔ Plug-and-Play Installation: Eliminate the need for an expensive trip to the dealership. Once installed, you will only need to perform a simple security relearn procedure, which can be done right in your driveway.
- ✔ Restored Performance & Efficiency: A properly functioning ECM is key to optimal engine performance. Restore the crisp throttle response, smooth idle, and factory-spec fuel economy you’ve been missing.
- ✔ Guaranteed Compatibility: This unit is a direct replacement for multiple part numbers, including 12616889, 12630908, 12637106, 12642665, 12650256, and 12651993.
- ✔ Peace of Mind Included: This unit is backed by our one-year replacement warranty. Drive with the confidence that your purchase is protected.
Expert Insight: Why VIN-Specific Programming Matters
As a technician with over two decades of experience, I’ve seen countless issues arise from improperly programmed modules. Simply swapping a used ECM from another vehicle rarely works. Modern cars have complex networks where the ECM must communicate perfectly with the Transmission Control Module (TCM), Body Control Module (BCM), and anti-theft system. Our VIN-specific programming ensures this digital handshake is perfect. We don’t just flash a generic file; we install the exact software calibration your Impala was built with, updated to the latest version. This prevents a cascade of new error codes and ensures every feature in your vehicle operates exactly as the engineers intended.
Don’t let a faulty computer keep your car off the road. This is the most reliable and straightforward way to solve your vehicle’s electronic issues. By purchasing this 2012 Impala engine control module 12616889, you’re not just buying a part; you’re investing in a dependable solution that restores your vehicle’s health and your peace of mind.
Frequently Asked Questions
Do I need to do any additional programming after installation?
No. This ECM comes fully programmed to your VIN. The only step required after installation is a simple security relearn procedure (also known as a key relearn), which pairs the module to your vehicle’s anti-theft system. We provide easy-to-follow instructions for this process.
How do I provide my Vehicle Identification Number (VIN)?
After you complete your purchase, you will need to send us your 17-digit VIN. You can typically find this on your vehicle’s dashboard (visible through the windshield), on the driver’s side door jamb sticker, or on your vehicle’s registration and insurance documents.
Will this fix my check engine light?
This module will resolve any issues and diagnostic trouble codes directly caused by a failing ECM. However, if the check engine light is on due to other failing components (like a bad oxygen sensor or catalytic converter), those issues will still need to be addressed separately.
Is this part compatible with other part numbers?
Yes, this engine control module is a direct replacement for a range of part numbers, including 12616889, 12630908, 12637106, 12642665, 12650256, and 12651993. Please check the fitment list to confirm it matches your specific make and model.
What is covered by the warranty?
This unit is backed by our one-year replacement warranty. In the unlikely event of a problem with the module itself within one year of purchase, we will provide a replacement unit.