Is Your Vehicle Running Rough? The PCM Might Be the Culprit.
If your 2007 Saturn Outlook, GMC Acadia, or other compatible GM vehicle is suffering from perplexing issues like a persistent check engine light, erratic engine behavior, poor fuel economy, or even a no-start condition, the problem may lie with its central command unit: the Powertrain Control Module (PCM). As the brain of your vehicle’s engine and transmission, a failing PCM can disrupt countless functions, leading to frustrating and often misdiagnosed problems. This genuine used OEM Powertrain Control Module, part number 19210736 (also interchangeable with 12605843), is the reliable, cost-effective solution to restore your vehicle’s performance and drivability.
From the Diagnostic Bay
We once had a 2007 GMC Acadia in the shop that was a real head-scratcher. The owner complained of random stalling at stoplights and bizarre, harsh shifting from the transmission. Multiple sensors had been replaced with no success. After hooking up our professional scan tool, we noticed that data from several key sensors was dropping out intermittently. This wasn’t a sensor issue; it was a processing issue. The PCM was failing internally, unable to properly interpret the signals it was receiving. We installed a VIN-programmed module just like this one, and the vehicle ran perfectly. It’s a classic case where chasing individual symptoms can be misleading, while addressing the core processing unit solves everything at once.
Common Symptoms of a Failing PCM
- ✔ Persistent Check Engine Light (CEL) with various trouble codes.
- ✔ Engine stalling, stumbling, or misfiring for no apparent reason.
- ✔ Noticeable decrease in fuel efficiency.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Vehicle cranks but refuses to start (no-start condition).
- ✔ Failure to pass emissions testing.
- ✔ Communication errors with diagnostic scan tools.
The Simple, Plug-and-Play Solution for Your 2007 Outlook PCM
Don’t let a complex computer problem keep you off the road. We make the repair process straightforward. This isn’t just a part in a box; it’s a complete solution. When you purchase this module, we use the Vehicle Identification Number (VIN) you provide to flash it with the latest, most up-to-date GM factory software specific to your vehicle’s configuration. This critical step ensures that the module communicates flawlessly with all other systems in your car, from the engine and transmission to the anti-lock brakes and security system. The result is a true plug-and-play component. No expensive trips to the dealership for programming are required. Simply install the module, and you’re ready to go.
Guaranteed Compatibility Across a Wide Range of GM Models
While this is a perfect replacement 2007 Outlook PCM, its versatility is a major advantage. This module, part number 19210736, was used by General Motors across an extensive lineup of vehicles for the 2007 model year. It is the correct electronic control module for models including:
- GMC Acadia
- Cadillac DTS, SRX, STS, and XLR
- Pontiac G6, Solstice, and Grand Prix
- Chevrolet Impala, Monte Carlo, Cobalt, and HHR
- Saturn Aura, Sky, Ion, and Vue
- Buick Lucerne
- And many more. Please verify the part number to ensure an exact match for your vehicle.
Expert Pro Tip
Before installing your replacement PCM, always disconnect the vehicle’s battery. After installation, it’s wise to inspect the main engine wiring harness and ground connections for any signs of corrosion or damage. A poor ground is a common cause of electrical issues and can damage sensitive electronics, including the PCM. Ensuring your electrical system is healthy will protect your investment.
This part is a high-quality, tested component sourced from a salvaged vehicle, offering OEM reliability without the new-part price tag. By choosing this pre-owned module, you are getting the exact same hardware that your vehicle was built with, ensuring perfect fitment and function. Restore your vehicle’s health and your peace of mind with a reliable, correctly programmed PCM.
Frequently Asked Questions
Do I need to get this PCM programmed by a dealer?
No. We handle all the programming for you before the part ships. Simply provide your vehicle’s 17-digit VIN during or after checkout, and we will flash the module with the correct GM software for your specific vehicle. It will arrive ready to install.
Is this a new part?
No, this is a genuine OEM part that has been carefully sourced from a salvaged vehicle. Each unit is inspected and tested to ensure it is fully functional and ready for service in your car.
What information do you need from me?
All we need is your vehicle’s 17-digit Vehicle Identification Number (VIN). This allows us to access the correct factory software and calibrations for your car’s specific engine, transmission, and options.
Will this fix my car’s problems for sure?
This module will resolve any issues directly caused by a faulty PCM. However, it’s crucial that your vehicle has been diagnosed correctly. This part cannot fix problems originating from other faulty components like sensors, wiring, or mechanical parts.
How difficult is the installation process?
For many of the listed vehicles, the PCM is in an accessible location (e.g., in the air filter box or on a frame rail) and can be swapped with basic hand tools. The process typically involves disconnecting the battery, unplugging the electrical connectors, and unbolting the module. However, if you are not comfortable working on your vehicle’s electrical system, we always recommend professional installation.