Restore Your Acadia’s Electrical System with a Plug-and-Play Solution
Are you dealing with baffling electrical problems in your 2007-2012 GMC Acadia? Flickering lights, malfunctioning power windows, a security system that acts up, or even a vehicle that won’t start can often be traced back to a single component: a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can wreak havoc, making your daily drive frustrating and unpredictable. I’ve spent over 20 years diagnosing these exact issues, and a compromised BCM is one of the most common culprits I see on these GM platforms.
This isn’t just a replacement part; it’s a complete, hassle-free solution. We take the guesswork and expensive dealership trips out of the equation. Simply provide your vehicle’s VIN during checkout, and my team will program this BCM with the latest, most stable software directly from GM. This ensures it communicates perfectly with your Acadia’s specific options and other modules right out of the box. You get a reliable fix that restores factory functionality without the typical programming headaches.
A Technician’s Notebook: The Case of the Haunted Acadia
A customer brought in their 2011 Acadia with a list of strange symptoms: the radio would turn on and off by itself, the interior dome lights would flicker while driving, and occasionally, the key fob wouldn’t work. They’d already replaced the battery, but the problems persisted. A quick scan with my diagnostic tool showed multiple communication loss codes with various systems. In my shop, this pattern almost always points to the BCM. After confirming power and ground to the module were good, we swapped in one of our pre-programmed BCMs. The electrical gremlins vanished instantly. This is a classic example of how a failing 2007-2012 Acadia Body Control Module can cause a cascade of seemingly unrelated issues.
Common Signs of a Failing BCM
- ✔ Erratic or non-functional interior/exterior lights.
- ✔ Power windows, locks, or mirrors working intermittently or not at all.
- ✔ The security system or anti-theft light staying on, preventing the engine from starting.
- ✔ False warnings appearing on the instrument cluster (e.g., “Service StabiliTrak”).
- ✔ Rapid battery drain when the vehicle is off.
- ✔ Unresponsive key fob or push-to-start system.
A Straightforward Guide to Installation
Installing your new 2007-2012 Acadia Body Control Module is a manageable job for a confident DIYer. In the Acadia, the BCM is typically located on the left-hand (driver’s) side of the dash, often near the steering column or behind the lower dash panel.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes before starting work. This prevents electrical shorts and allows modules to power down.
- Access the BCM: You will likely need to remove the lower dash panel beneath the steering wheel. This is usually held in by a few screws and clips.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed to release them. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location and reconnect all the electrical connectors, ensuring they click securely into place.
- Reconnect Power: Re-attach the negative battery terminal.
- Perform Relearn Procedures: Turn the key to the ‘ON’ position (without starting the engine) and allow the vehicle’s systems to initialize for a few minutes. As noted below, specific procedures for the airbag system and brake pedal position sensor are required for full functionality.
Important Post-Installation Steps
After installing your new BCM, a few final steps are critical to ensure every system operates correctly and safely. These procedures require a professional-grade scan tool.
- Airbag System Reset: To clear the airbag warning light, the ‘Setup SDM Primary Key in BCM’ procedure must be performed. This re-establishes the security handshake between the new BCM and the airbag system’s Sensing and Diagnostic Module (SDM).
- Brake Pedal Position Sensor Relearn: Some vehicles require a recalibration of the brake pedal position sensor. This ensures the BCM receives accurate input for functions like brake lights, cruise control, and stability control activation.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of GM vehicles and part numbers, ensuring broad compatibility. It is programmed specifically for your vehicle using your VIN. This part will fit the following makes and models, but please verify your part number or contact us with your VIN to guarantee fitment.
This module is a direct replacement for part numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
Fits Models Including:
- 2007-2012 GMC Acadia (LH dash)
- 2008-2012 Buick Enclave (LH dash)
- 2009-2012 Chevrolet Traverse (LH dash)
- 2007-2010 Saturn Outlook (center dash)
- And many other GM cars, trucks, and vans from 2006-2013. Please see the full fitment list in the product details.
Frequently Asked Questions about the 2007-2012 Acadia Body Control Module
Do I really need to provide my VIN?
Yes, absolutely. Your vehicle’s VIN is essential for us to program the BCM with the correct software and settings for your specific model, year, and options (like keyless entry, specific lighting, etc.). This ensures 100% plug-and-play compatibility.
Is this a difficult part to replace myself?
For someone with moderate mechanical skill, it’s a very manageable job. The main challenge is accessing the module, which usually involves removing a lower dash panel. No special tools are needed for the physical swap, but a diagnostic scan tool is required for the post-installation relearn procedures.
What happens if I don’t do the airbag or brake pedal relearn procedures?
If you skip the ‘Setup SDM Primary Key’ procedure, the airbag warning light will remain illuminated on your dash, and the supplemental restraint system may not function correctly. Failing to recalibrate the brake pedal sensor can lead to issues with brake light operation or stability control systems.
Will this fix my ‘Service StabiliTrak’ message?
It can, but it’s not guaranteed. The ‘Service StabiliTrak’ message can be triggered by many different faults, including wheel speed sensors, the steering angle sensor, or the BCM. A faulty BCM is a common cause, especially if you have other electrical symptoms. A proper diagnosis is always recommended.
Is this part new or used?
This is a high-quality, fully tested replacement part that has been programmed with the latest GM software. We guarantee its functionality and provide a warranty for your peace of mind.