Is Your 2010-2011 Acadia’s Engine Acting Unpredictably?
As a technician with over two decades of experience under the hood, I’ve seen firsthand how a failing Engine Control Module (ECM) can turn a reliable vehicle into a source of constant frustration. For owners of the 2010-2011 GMC Acadia and similar GM vehicles with the 3.6L engine, the symptoms often start small but can quickly escalate, leaving you stranded. The ECM is the brain of your engine, and when it starts to malfunction, the entire vehicle suffers.
Common Symptoms of a Failing GM 3.6L ECM
If you’re experiencing any of the following issues, a faulty ECM is a very likely culprit. I’ve diagnosed hundreds of these specific modules, and the pattern is almost always the same:
- ✔ Unexplained stalling, either while driving or at idle.
- ✔ Difficulty starting the engine or a complete no-start condition.
- ✔ Check Engine Light is on with various communication or sensor-related codes (like U-codes).
- ✔ Rough idling, misfires, or a noticeable loss of engine power.
- ✔ Poor fuel economy that seems to have appeared out of nowhere.
- ✔ The cooling fans run constantly, even when the engine is cold.
- ✔ Harsh or erratic shifting from the automatic transmission.
A Technician’s Real-World Experience
“A customer’s 2011 Acadia came in last week with these exact symptoms. It would stall intermittently at stoplights and occasionally refuse to start. The owner had already replaced the battery and alternator with no success. My scan tool had trouble communicating with the ECM, which is a classic red flag. On these Lambda-platform vehicles (Acadia, Enclave, Traverse), the ECM is mounted right behind the fan shroud. After a decade of intense heat cycles and vibration, the delicate internal circuits and solder joints simply fail. It’s a common failure point I’ve corrected countless times.”
The Direct, Reliable Solution
Don’t waste time and money chasing down phantom issues or paying for expensive diagnostic fees at the dealership. This Engine Control Module is the definitive solution to restore your vehicle’s performance and reliability. It’s not just a replacement part; it’s a complete service designed to get you back on the road with minimal hassle.
We take the guesswork out of the repair. When you purchase this module, you provide us with your vehicle’s 17-digit VIN. My team then programs the ECM with the very latest, most stable software updates directly from GM. This ensures perfect compatibility and optimal performance, addressing any factory bugs that may have existed in your original module.
What Our Programming Service Means For You:
- ✔ No Dealer Visit Required: Your new ECM arrives ready for installation. Simply disconnect the battery, swap the modules, and reconnect the battery. No need for an expensive trip to the dealer for programming.
- ✔ Latest GM Software: We flash the module with the newest updates, ensuring your engine runs as efficiently and reliably as possible.
- ✔ VIN-Specific Matching: Programming to your VIN guarantees that the module communicates flawlessly with all other systems in your vehicle.
Important Note for Camaro & LaCrosse Owners
Due to the specific anti-theft (immobilizer) systems in the 2010-2011 Camaro and LaCrosse, a simple VIN-program is not enough for a plug-and-play installation. To provide you with a module that works right out of the box, we require you to send us your original ECM. We will professionally extract the unique immobilizer data and transfer it to your new module. This critical step ensures your key is recognized and the vehicle will start without any additional security relearn procedures. We will contact you with shipping instructions after your purchase.
Guaranteed Compatibility
This module, part number 19300015, is the correct and updated replacement for several earlier part numbers, including 19300014, 12617230, 12636355, and 12635019. It is guaranteed to fit and function correctly on the following vehicles equipped with the 3.6L V6 engine:
- ✔ 2010-2011 Acadia (Electronic Control Module; behind fan shroud)
- ✔ 2010-2011 Buick Allure (Electronic Control Module; LH engine compartment)
- ✔ 2010-2011 Buick Enclave (Electronic Control Module; behind fan shroud)
- ✔ 2010-2011 Buick LaCrosse (Electronic Control Module; LH engine compartment)
- ✔ 2010-2011 Cadillac CTS (Electronic Control Module; RH front engine compartment)
- ✔ 2010-2011 Cadillac STS (Electronic Control Module; RH engine)
- ✔ 2010-2011 Chevrolet Camaro (Electronic Control Module)
- ✔ 2010-2011 Chevrolet Traverse (Electronic Control Module; behind fan shroud)
- ✔ 2010 Saturn Outlook (Electronic Control Module; behind fan shroud)
Stop dealing with the headaches of a failing ECM. Order today, provide your VIN, and receive a fully programmed, ready-to-install module that will restore your vehicle’s proper function.