Are you battling a persistent Check Engine Light, experiencing frustrating stalling, or noticing a sudden drop in fuel economy? A failing Engine Control Module (ECM) is often the culprit, leaving your vehicle unreliable and stressful to drive. This isn’t just an inconvenience; it’s a core problem that affects your vehicle’s performance, safety, and efficiency. Get your vehicle running like new again with our professionally programmed engine computer, the definitive solution to restore your peace of mind.
Common Symptoms & Your Solution
If your GM vehicle is showing signs like erratic shifting, a no-start condition, communication error codes (U-codes), or specific diagnostic trouble codes (DTCs) related to module failure, it’s time to stop guessing. This Programmed GM 3.6L ECM is the direct-fit, reliable fix. We take the complexity out of the repair by flashing the module with the latest official GM software, precisely matched to your vehicle’s unique Vehicle Identification Number (VIN). This ensures seamless communication between all vehicle systems, just as the factory intended.
- ✔ VIN-Programmed for You: Arrives ready to install, pre-flashed with your car’s specific data. This eliminates the need for expensive dealership programming or specialized tools.
- ✔ Latest GM Software: We load the most current updates from General Motors, which can resolve underlying drivability issues and improve overall performance and fuel efficiency.
- ✔ Restored Performance: Corrects issues like rough idling, poor acceleration, and incorrect transmission shifting, bringing back the smooth, reliable operation you depend on.
- ✔ Cost-Effective Solution: A smart, affordable alternative to the high costs and scheduling hassles of a dealership service department.
- ✔ Peace of Mind Guarantee: This unit is backed by our one-year replacement warranty, ensuring you’re covered.
Expert Insight: The Critical Role of VIN Programming
Many drivers consider a used module from a salvage yard, but this often leads to more problems. A junkyard ECM is programmed for a different vehicle, with different options, security protocols, and mileage. This mismatch can cause new error codes, immobilizer lockouts (preventing the car from starting), and improper system function. Our process of programming this Programmed GM 3.6L ECM to your specific VIN is not just a convenience—it’s the only way to guarantee a correct and lasting repair, ensuring every component works in harmony.
Guaranteed Fitment
This module is a direct replacement for part numbers 19300015, 19300014, 12617230, 12636355, and 12635019. It is compatible with the following vehicles:
- Buick Allure: 2010 (3.6L)
- Buick Enclave: 2010-2011
- Buick LaCrosse: 2010-2011 (3.6L)
- Cadillac CTS: 2010-2011 (3.6L)
- Cadillac STS: 2010-2011 (3.6L)
- Chevrolet Camaro: 2010-2011 (3.6L)
- Chevrolet Traverse: 2010-2011
- GMC Acadia: 2010-2011
- Saturn Outlook: 2010
Important Note: For Chevrolet Camaro and Buick LaCrosse models, we will need your original ECM to transfer immobilizer data, making the new unit truly plug-and-play. We will contact you with simple instructions after your purchase.
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) is like your car’s DNA. It allows us to load the exact, correct software from GM for your vehicle’s specific engine, transmission, and factory options. This ensures perfect compatibility and performance, avoiding the issues common with non-programmed or incorrectly programmed modules.
Is this module difficult to install?
For most models listed, installation is straightforward. It typically involves disconnecting the battery, unplugging the electrical connectors from the old ECM, unbolting it, and then installing the new one in reverse order. Because our Programmed GM 3.6L ECM arrives pre-flashed, no further programming is required. However, we always recommend professional installation if you are not comfortable working on your vehicle.
What if I have a Camaro or LaCrosse?
Due to the specific anti-theft (immobilizer) systems in the Camaro and LaCrosse, we require your original module to clone the security data to the new one. After you place your order, we will contact you with a prepaid shipping label and clear instructions for sending your old unit to us. This extra step ensures the new ECM is 100% plug-and-play and will start the vehicle without any issues.
Will I need to perform any relearn procedures after installation?
In some cases, a Case/Crankshaft Variation Relearn procedure may be needed to clear a final trouble code (P1336). This can be done with a high-end scan tool and is a common final step after replacing an ECM on these vehicles. Many vehicles, however, will not require this and will operate perfectly upon installation.
How do I know for sure my old ECM is bad?
Common signs include a no-start condition where the engine cranks but won’t fire, multiple unrelated error codes, communication failures with a scan tool, or persistent performance issues like stalling and rough idle that haven’t been solved by replacing other parts like sensors or coils. A thorough diagnosis by a qualified technician is the best way to confirm the ECM is the root cause.