Is Your 2017 Buick Enclave Running Rough?
If you’re dealing with a persistent Check Engine Light, unpredictable stalling, poor fuel mileage, or a complete no-start situation, a failing Engine Control Module (ECM) is often the culprit. As the brain of your vehicle’s engine, when the ECM starts to fail, it can cause a cascade of frustrating and confusing problems. You’re not just buying a part; you’re buying a solution to get your vehicle running reliably again.
The Direct Solution: A VIN-Programmed 2017 Enclave ECM
Forget the hassle and expense of a dealership visit for programming. This Engine Control Module is the straightforward fix you need. We take the complexity out of the repair by programming the unit specifically to your vehicle’s Vehicle Identification Number (VIN) before we ship it. It arrives at your door loaded with the latest GM software updates, ensuring optimal performance and compatibility right out of the box.
Common Symptoms of a Failing ECM:
- ✔ Persistent Check Engine Light (CEL) with communication-related codes (like P0601, P0606).
- ✔ Engine stalling or shutting off while driving.
- ✔ Difficulty starting the engine or a complete no-start condition.
- ✔ Noticeable decrease in fuel economy.
- ✔ Rough idling or poor engine performance.
- ✔ Transmission shifting issues or other module communication errors.
Real-World Diagnostics: A Technician’s Experience
“A customer’s 2017 Acadia was brought to my shop last month with intermittent stalling and a P0606 ‘ECM Processor Fault’ code that wouldn’t clear. After spending an hour verifying the main power and ground circuits to the module were solid, we knew the internal processor was failing. Since the Acadia uses this exact same ECM, we ordered one of these pre-programmed units. The swap took less than 30 minutes, and the vehicle started right up with no codes. This saved the customer hundreds compared to the dealer’s quote for a new module and programming labor.”
Plug-and-Play Installation: No Dealer Visit Required
Installing your replacement 2017 Enclave ECM is a manageable DIY job that saves you time and money. The module is located behind the fan shroud. Follow these steps for a successful installation:
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow all systems to discharge.
- Locate the ECM: On the 2017 Enclave, the ECM is mounted behind the engine’s cooling fan shroud. You may need to remove a cover for access.
- Disconnect Connectors: Carefully release the locking tabs on the electrical connectors and pull them straight out from the module. Never force them. Inspect the pins for any corrosion or damage.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed ECM in place and securely tighten the bolts.
- Reconnect Everything: Firmly plug the electrical connectors back into the new module until they click into place. Reconnect the negative battery terminal.
- Final Step: Some vehicles may require a security relearn procedure, which can typically be done by cycling the key. Turn the ignition to the ‘ON’ position for 10-15 minutes, then ‘OFF’ for 30 seconds, and repeat two more times before attempting to start the engine.
Guaranteed Fitment and Compatibility
This module is a direct replacement for several part numbers and fits a wide range of GM vehicles. Please provide your VIN upon purchase to ensure perfect programming for your specific application.
Replaces Part Numbers: 12667002, 12666070, 12667189
Fits The Following Vehicles:
- 2017 Buick Enclave (Electronic Control Module; behind fan shroud)
- 2017 Chevrolet Caprice (Electronic Control Module; 3.6L)
- 2017 Chevrolet Traverse (Electronic Control Module; behind fan shroud)
- 2017-2019 Cadillac XTS (Electronic Control Module; 3.6L, VIN 3, opt LFX)
- 2017 GMC Acadia (Electronic Control Module; VIN J – 11th digit, Limited; behind fan shroud)
- 2017 Buick Regal (Electronic Control Module; LH engine compartment)
- 2017 Buick Verano (Electronic Control Module)
- 2017-2019 Chevrolet Impala (Electronic Control Module)
- 2017 Chevrolet Equinox (Electronic Control Module; LH engine compartment)
- 2017 GMC Terrain (Electronic Control Module; LH engine compartment)