Is Your GM Vehicle Acting Unpredictably?
If your 2010 Saturn Outlook, or another compatible GM 3.6L vehicle, is experiencing frustrating issues like a persistent Check Engine Light, stalling, rough idling, poor fuel economy, or a complete no-start condition, the problem often points to a failing Engine Control Module (ECM). The ECM is the central computer of your vehicle, responsible for managing everything from fuel injection and ignition timing to transmission shifting and emissions control. When it fails, it can cause a wide range of confusing and performance-robbing symptoms.
From the Diagnostic Bay
We had a 2011 GMC Acadia come in that had its owner completely stumped. The vehicle would randomly stall at traffic lights and occasionally refuse to start, but there were no consistent trouble codes—just a generic U-code for lost communication every now and then. The owner had already replaced the battery and checked all the main power and ground connections. After hooking up our diagnostic scanner and monitoring live data, we noticed the ECM would intermittently drop offline. We swapped in a known-good, programmed module, and the problems vanished instantly. It’s a classic case of internal ECM failure that can mimic a dozen other issues, making it a tricky diagnosis for the DIY mechanic.
The Direct-Fit Solution: A Pre-Programmed 2010 Outlook ECM
Don’t let a faulty computer keep your vehicle off the road. This Engine Control Module, part number 19300015, is the definitive solution to restore your vehicle’s factory performance and reliability. We take the guesswork and hassle out of the replacement process. Before we ship the part, we program it with the latest official GM software updates using the unique Vehicle Identification Number (VIN) you provide. This ensures that the module is a perfect match for your vehicle’s specific configuration, options, and emissions standards, making installation as straightforward as possible.
Common Symptoms of a Failing ECM
- ✔ Persistent Check Engine Light (CEL) with various trouble codes
- ✔ Engine stalling, stumbling, or hesitating during acceleration
- ✔ Complete no-start or intermittent starting issues
- ✔ Noticeable decrease in fuel efficiency
- ✔ Erratic automatic transmission shifting
- ✔ Communication errors with diagnostic scan tools
- ✔ Failure to pass state emissions testing
Plug-and-Play Installation Process
Our goal is to get you back on the road quickly. By programming the module to your VIN, we handle the most critical step for you. For most compatible vehicles, installation is a simple plug-and-play process. Once installed, some vehicles may require a simple throttle body relearn or crankshaft position sensor variation relearn, which can often be completed without specialized tools. Full instructions are readily available online for these simple procedures.
Important Note for Camaro and LaCrosse Owners: Due to the specific anti-theft (immobilizer) systems in the 2010-2011 Camaro and LaCrosse, a simple VIN flash is not enough. To ensure a true plug-and-play experience, we will need you to send us your original ECM. We will safely extract the immobilizer data and transfer it to your new module. We will contact you with shipping instructions after your purchase to coordinate this simple and secure process.
Guaranteed Fitment
This module is a direct replacement for part numbers 19300015, 19300014, 12617230, 12636355, and 12635019. It is guaranteed to fit the following vehicles equipped with the 3.6L V6 engine:
- Saturn Outlook: 2010
- Buick Allure: 2010
- Buick LaCrosse: 2010-2011
- Buick Enclave: 2010-2011
- GMC Acadia: 2010-2011
- Chevrolet Traverse: 2010-2011
- Chevrolet Camaro: 2010-2011
- Cadillac CTS: 2010-2011
- Cadillac STS: 2010-2011
Frequently Asked Questions
What exactly does the ECM do?
The Engine Control Module (ECM), also known as the Engine Control Unit (ECU), is your vehicle’s main computer. It processes data from sensors all over the engine and vehicle to control fuel delivery, spark timing, emissions systems, and transmission operation to ensure optimal performance and efficiency.
Does this module come programmed?
Yes! This is a core feature of our service. We program the module with the latest GM software using the VIN you provide at checkout. This ensures it works correctly with your vehicle’s specific systems right out of the box.
How do I find my vehicle’s VIN?
Your 17-digit Vehicle Identification Number (VIN) can be found on your vehicle’s registration, insurance card, or on the driver’s side of the dashboard, visible through the windshield. It is also located on the sticker in the driver’s side door jamb.
What is the special process for a Camaro or LaCrosse?
For these specific models, the anti-theft information is stored in the ECM. To avoid a trip to the dealer for expensive key programming, we require your old module to transfer this security data to the new one. We will provide you with a shipping label and instructions after your purchase.
Will I need to perform any other procedures after installation?
In some cases, a simple ‘relearn’ procedure may be needed for the throttle body or crankshaft position sensor. These procedures do not typically require special scan tools and can be done by following a specific sequence of actions (like turning the key on/off and letting the engine idle). Instructions are widely available online for your specific model.