Is Your 2012 Enclave Running Rough?
If your 2012 Buick Enclave is suffering from a persistent check engine light, erratic idling, stalling, or a complete no-start condition, a failing Engine Control Module (ECM) is a likely culprit. The ECM is the brain of your vehicle’s engine, managing everything from fuel injection and ignition timing to emissions controls and transmission shifting. When it fails, it can cause a cascade of frustrating and potentially damaging problems. This replacement ECM, part number 12651994, is the definitive solution to restore your vehicle’s performance, reliability, and efficiency.
Common Symptoms of a Failing ECM
- ✔ Persistent Check Engine Light (CEL) with various trouble codes.
- ✔ Engine stalling or misfiring unexpectedly.
- ✔ Noticeable decrease in fuel economy.
- ✔ Difficulty starting the engine or a no-start condition.
- ✔ Poor acceleration and overall engine performance.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Communication errors with diagnostic scan tools.
The Plug-and-Play Solution for Your 2012 Enclave ECM
Don’t settle for a generic, unprogrammed module that will require an expensive trip to the dealership. We take the guesswork and hassle out of the repair. This ECM is meticulously tested and programmed with the latest GM-authorized software updates specifically for your vehicle’s Vehicle Identification Number (VIN). This ensures that once installed, it communicates flawlessly with all other modules in your Enclave, restoring its original factory performance. This is the most reliable and straightforward way to fix issues related to a faulty 2012 Enclave ECM.
Guaranteed Compatibility and Simple Installation
This module is a direct replacement for several original equipment part numbers, including 12651994, 12643248, and 12652814. While it is programmed to your VIN for a plug-and-play installation, some GM vehicles may require a simple security or Crankshaft Position Sensor (CASE) relearn procedure after installation. This can often be done with a capable bidirectional scan tool and is a standard step in replacing a 2012 Enclave ECM or a module in any of the other compatible vehicles listed below.
This unit fits a wide range of General Motors vehicles, including but not limited to:
- Buick: Enclave, LaCrosse, Regal, Verano
- Cadillac: CTS, SRX
- Chevrolet: Camaro, Captiva Sport, Equinox, Impala, Malibu, Orlando, Traverse
- GMC: Acadia, Terrain
Please verify the part number to ensure proper fitment for your specific model and year.
Frequently Asked Questions
Do I need to send you my VIN?
Yes, providing your VIN is mandatory. We use your vehicle’s specific VIN to program the module with the correct software and calibrations from GM. This ensures perfect compatibility and function upon installation. Please provide your VIN during checkout or message it to us after your purchase to avoid shipping delays.
Will this ECM require additional programming at the dealer?
No, this ECM comes fully programmed to your vehicle’s VIN with the latest updates. It is ready to be installed. In some cases, a security relearn or CASE relearn procedure may be necessary after installation, which can be performed by most qualified technicians with a proper scan tool.
Is this a simple plug-and-play installation?
For the most part, yes. The physical installation involves disconnecting the battery, removing the old module, and installing the new one. Because it’s pre-programmed, it eliminates the need for dealership flashing. However, as mentioned, a security or CASE relearn might be required for your vehicle to start and run correctly.
Where is the ECM located on a 2012 Buick Enclave?
On the 2012 Buick Enclave, the Engine Control Module (ECM) is typically located in the engine bay, mounted behind the fan shroud. Always disconnect the negative battery terminal before attempting to access or replace any electronic modules.
What if I have a different part number?
This ECM is a direct replacement for part numbers 12651994, 12643248, and 12652814. If your original module has one of these numbers, this part will work for you. If you have a different part number, please contact us to verify compatibility before ordering.