Is Your 2017 Chevrolet Traverse Running Rough?
If you’re experiencing frustrating issues like a persistent check engine light, poor fuel economy, stalling, or a no-start condition, the root cause might be a failing Engine Control Module (ECM). The ECM is the brain of your vehicle’s engine, responsible for managing everything from fuel injection and ignition timing to emissions controls and transmission shifting. When it starts to fail, it can create a cascade of problems that are often misdiagnosed, leading to costly and unnecessary repairs on other components.
This genuine GM Engine Control Module, part number 12667189, is the definitive solution to restore your vehicle’s performance, reliability, and efficiency. It’s not just a replacement part; it’s a new beginning for your engine’s management system. We take the guesswork and hassle out of the process by pre-programming the module specifically for your vehicle using your VIN. This ensures that when it arrives, it’s ready for a straightforward installation, communicating perfectly with all other systems in your Traverse just as the factory intended.
Common Symptoms of a Failing 2017 Traverse ECM
- ✔ Check Engine Light: The most common indicator, often with codes related to module communication, sensor circuits, or processor faults.
- ✔ Engine Stalling or Misfiring: The ECM may fail to correctly time spark or fuel delivery, leading to rough running, stalling at idle, or misfires under load.
- ✔ Poor Fuel Economy: Incorrect air/fuel mixture calculations can cause your vehicle to consume significantly more gasoline than usual.
- ✔ No-Start Condition: A completely failed ECM can prevent the fuel pump or ignition system from activating, leaving you stranded.
- ✔ Erratic Transmission Shifting: The ECM works with the transmission controller. Faulty signals can lead to harsh shifts, delayed engagement, or getting stuck in gear.
- ✔ Performance Issues: You might notice a general lack of power, poor acceleration, or hesitation, as the engine is not being managed efficiently.
The Plug-and-Play Solution
Why spend hundreds of dollars at a dealership for programming and labor? Our service simplifies the entire process. When you purchase this 2017 Traverse ECM, you’re getting a module that is flashed with the latest, most stable software updates from General Motors. All you need to do is provide us with your vehicle’s 17-digit VIN during or after checkout. Our technicians will handle the complex programming, ensuring all factory settings, anti-theft (PATS) information, and vehicle-specific parameters are correctly loaded. This means no additional trips to a mechanic for costly computer work. In most cases, a simple security relearn procedure may be required after installation, which can be done without any special tools.
Guaranteed Fitment and Compatibility
This Engine Control Module is a direct replacement for several original equipment part numbers, ensuring wide compatibility across the GM family. While this listing is focused on the 2017 Traverse ECM, it also fits the following vehicles:
- 2017 Cadillac XTS: (3.6L), VIN 3 (8th digit, opt LFX)
- 2017-2019 Chevrolet Impala
- 2017 Chevrolet Caprice: 3.6L
- 2017 Chevrolet Equinox: (LH engine compartment)
- 2017 GMC Acadia: VIN J (11th digit, Limited), (behind fan shroud)
- 2017 GMC Terrain: (LH engine compartment)
- 2017 Buick Enclave: (behind fan shroud)
- 2017 Buick Regal: (LH engine compartment)
- 2017 Buick Verano
This module replaces the following part numbers: 12667002, 12666070, and 12667189. Ordering this part ensures you receive a fully compatible and correctly programmed computer for your vehicle.
Frequently Asked Questions
Do I need to have this ECM programmed?
No. We handle all the programming for you before shipment. Simply provide your vehicle’s VIN at checkout, and the module will arrive ready for installation. This saves you a trip to the dealership and expensive programming fees.
Where is the ECM located on my 2017 Chevrolet Traverse?
On the 2017 Traverse, the Engine Control Module is typically located behind the fan shroud in the engine bay. Always disconnect the vehicle’s battery before attempting to remove or install the module.
How do I provide my VIN?
You can add your 17-digit Vehicle Identification Number (VIN) in the notes section during checkout or send it to us in a message after you complete your purchase. We cannot ship your part until we receive the VIN.
Will this fix my check engine light?
If the check engine light is caused by a faulty ECM, then yes, this part will resolve the issue. It is crucial to have your vehicle properly diagnosed to confirm the ECM is the point of failure before ordering.
Is this part compatible with other part numbers?
Yes, this module is a direct replacement for part numbers 12667002, 12666070, and 12667189. Ordering this listing guarantees you will receive a compatible part for your vehicle.