Get Your Acadia Running Smoothly Again
Is your 2017 GMC Acadia suffering from frustrating and unpredictable issues like stalling, a persistent check engine light, or rough idling? A failing Engine Control Module (ECM) can be the hidden cause, disrupting your family’s routine and compromising your vehicle’s reliability. This VIN-programmed ECM is the definitive, hassle-free solution to restore your SUV’s performance and give you back the peace of mind you deserve on the road. We take the guesswork out of the repair by programming the unit specifically for your vehicle before it even leaves our facility.
Common Symptoms & Your Solution
A faulty engine computer can manifest in numerous ways, often mimicking other component failures. If you’re experiencing any of the following, a failing ECM is a likely culprit:
- Check Engine Light: Often with codes like P0606 (ECM Processor Fault) or U0100 (Lost Communication With ECM).
- Engine Stalling or Misfiring: The vehicle may stall unexpectedly at stops or run rough, sometimes triggering a P0300 (Random Misfire) code.
- No-Start Condition: The engine cranks but refuses to start.
- Poor Fuel Economy: A sudden and unexplained drop in MPG.
- Transmission Shifting Issues: The ECM plays a crucial role in communicating with the transmission controller, and a failure can lead to harsh or erratic shifting.
This pre-programmed 2017 Acadia ECM 12667002 is the direct answer to these problems. By replacing the faulty original unit, you restore the critical brainpower your vehicle needs to manage engine performance, fuel delivery, and emissions systems correctly, ensuring a safe and dependable ride for you and your family.
Features & Benefits
- ✔ Plug & Play Installation: This unit arrives programmed to your vehicle’s specific VIN. No expensive trips to the dealership for flashing are required.
- ✔ Latest GM Software: We flash each module with the most current, stable software updates from General Motors, ensuring optimal performance and efficiency.
- ✔ Guaranteed Compatibility: A direct replacement for part numbers 12667002, 12666070, and 12667189, ensuring a perfect fit and function.
- ✔ Restored Performance: Solves common issues like rough idle, stalling, and poor fuel economy by restoring precise engine management.
- ✔ Cost-Effective Solution: Get the correct, programmed part you need without the high costs and scheduling hassles of a dealership service center.
- ✔ This unit is backed by our one-year replacement warranty.
An Expert’s Note on VIN Programming
“Many people are tempted to grab a used ECM from a salvage yard, thinking it’s a cheap fix. The problem is that a computer from another vehicle is like a key for a different house—it simply won’t work. Modern vehicles have complex security systems (like GM’s Passlock/VATS) that are tied to the vehicle’s unique VIN. Our programming service not only matches the software to your Acadia’s options but also synchronizes it to your VIN. This critical step ensures the vehicle will start, run correctly, and communicate with all other modules without throwing error codes. Skipping this step is the number one reason for failed DIY ECM replacements.”
Frequently Asked Questions
Do I need to do any programming myself?
No. This ECM is a plug-and-play solution. We handle all the programming before shipping. You will need to provide us with your vehicle’s VIN at checkout so we can flash the module with the correct software for your specific 2017 Acadia.
What happens after I place my order?
After you purchase the 2017 Acadia ECM 12667002, you will need to send us your 17-digit VIN. Once we receive it, our technicians will program the module with the latest GM software matched to your vehicle. The unit is then securely packaged and shipped to you, ready for installation.
Where do I find my vehicle’s VIN?
Your Vehicle Identification Number (VIN) can be found on a metal plate on the driver’s side dashboard (visible through the windshield), on the driver’s side door jamb sticker, or on your vehicle’s registration and insurance documents.
Will this fit other vehicles besides the Acadia?
Yes, this ECM is compatible with a range of 2017-2019 GM vehicles, including the Traverse, Enclave, Impala, and Equinox, among others. Please check the detailed fitment list on this page to confirm compatibility with your specific make, model, and engine option.
What tools are needed for installation?
Installation is typically straightforward and requires basic hand tools like a socket set and ratchet. The ECM is usually located in the engine bay. We always recommend disconnecting the battery before starting the replacement process. If you are not comfortable performing the repair, we suggest consulting a qualified mechanic.