Restore Your Acadia’s Electrical System with a Plug-and-Play BCM
Is your 2007-2012 GMC Acadia acting possessed? Flickering lights, power windows with a mind of their own, or a security light that won’t turn off are classic signs of a failing Body Control Module (BCM). As the central command for your vehicle’s body electronics, a faulty BCM can cause a cascade of frustrating and unpredictable problems. This isn’t just an annoyance; it can be a safety concern. We offer a direct, reliable solution: a replacement BCM, part number 25934763, fully programmed to your vehicle’s specific VIN before it ships.
A Technician’s Notebook: The Intermittent Liftgate Mystery
I remember a 2011 Acadia that came into my bay with a complaint of an intermittently working power liftgate and radio controls. The owner had already replaced the liftgate switch and was about to spend a fortune on a new radio. After connecting my scan tool, I noticed several U-codes (communication errors) pointing to the BCM. Instead of throwing parts at it, we inspected the BCM connections and found no issues. The root cause was internal failure within the module itself, a common issue I’ve seen in hundreds of these GM platforms. A simple swap with a pre-programmed BCM like this one solved every single issue instantly, saving the customer time, money, and a lot of headaches.
Common Signs of a Failing BCM
If you’re experiencing any of the following, your BCM is the likely culprit. Replacing it can restore your vehicle’s proper function and your peace of mind.
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ The security system engaging randomly or the security light staying on.
- ✔ Remote keyless entry failure.
- ✔ Communication error codes, particularly U-codes (e.g., U0140, U0155).
- ✔ Intermittent no-start conditions where the engine cranks but won’t fire up.
- ✔ Dashboard warning lights appearing without a clear cause.
Your Straightforward Installation Guide
Installing your new BCM is a manageable job for a confident DIYer. Here is a general guide for your 2007-2012 Acadia. The BCM is typically located in the cabin, on the left-hand (driver’s) side of the dash.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before beginning.
- Locate the BCM: On the Acadia, you’ll usually find the BCM under the driver’s side of the dashboard, sometimes behind a lower trim panel.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the old module from its mounting bracket.
- Install the New Module: Mount the new BCM in the same location and securely plug in all the electrical connectors. You should hear a click as they lock into place.
- Reconnect Power: Reconnect the negative battery terminal.
- Test Functions: Start the vehicle and test all body functions: lights, windows, locks, wipers, and radio to ensure everything is working as expected.
Important Post-Installation Steps
Because this module is pre-programmed, most functions will work immediately. However, depending on your vehicle’s specific configuration, a couple of quick relearn procedures may be needed. This is a normal part of the process.
- Airbag System Sync: If your airbag warning light is on after installation, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure brake lights and traction control function perfectly. This can also be done with a capable scan tool.
Disclaimer: These are general guidelines. Always consult a factory service manual for instructions specific to your exact year and model.
Verified Vehicle Compatibility List
This BCM is a direct replacement for part number 25934763 and other interchangeable numbers. It is guaranteed to fit the following vehicles:
ACADIA 07-12 Body Control (BCM); (LH dash)
Also Fits:
AVALANCHE 1500 10 Body Control (BCM); (under steering column), ID 25892622
CAPRICE 11-13 Body Control (BCM)
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435, 20921436, or 22860591
CTS 08-13 Body Control (BCM); LH dash or RH dash
DTS 06-11 Body Control (BCM); (RH center dash)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
EQUINOX 07-09 Body Control (BCM); (center dash)
ESCALADE / ESV / EXT 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
EXPRESS VANS 08-12 Body Control (BCM)
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
IMPALA 06-13 Body Control (BCM); (LH dash)
LUCERNE 06-11 Body Control (BCM); (right side dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SAVANA VANS 08-12 Body Control (BCM)
SRX 07-09 Body Control (BCM); LH dash
STS 10 Body Control (BCM); center dash
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
TAHOE 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
TORRENT 07-09 Body Control (BCM); (center dash)
TRAVERSE 09-12 Body Control (BCM); (LH dash)
VUE 08-10 Body Control (BCM); (center dash)
YUKON / YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
Interchangeable 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
Frequently Asked Questions
Why do you need my VIN?
We require your Vehicle Identification Number (VIN) to program the BCM with the latest GM software specific to your vehicle’s options and features. This ensures compatibility and proper function right out of the box, saving you a trip to the dealership.
Is this BCM difficult to install?
For someone with basic mechanical skills, the installation is straightforward. It involves removing a trim panel, unplugging the old module, and plugging in the new one. However, if you are not comfortable working around vehicle wiring, we recommend professional installation.
What does ‘No Core Charge’ mean?
It means you don’t have to send your old, faulty BCM back to us. You can keep it, dispose of it, or recycle it locally. There are no extra fees or deposits involved.
Will I need a scan tool after installation?
In most cases, no. The module is pre-programmed. However, for some vehicles, a scan tool may be needed for minor procedures like an airbag system sync or brake pedal position relearn if a related warning light appears.
What if my original part number is slightly different but on your list?
The part numbers we’ve listed are all interchangeable. GM often updates part numbers over time. As long as your original part number is on our cross-reference list, this module will work perfectly as a replacement.