Restore Your Enclave’s Electrical Stability and Functionality
Are you battling bizarre electrical issues in your 2008-2012 Buick Enclave? Flickering lights, malfunctioning power windows, or a security system that has a mind of its own are classic signs of a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, and when it starts to fail, it can cause a cascade of frustrating and unpredictable problems. This isn’t just an inconvenience; it can be a safety concern. Take back control with our reliable, VIN-programmed Body Control Module.
We make the repair process straightforward. Unlike the dealership, which requires a costly visit for programming, we handle all the software work for you before the part ever leaves our facility. Simply provide your vehicle’s VIN during checkout, and our technicians will flash the module with the latest GM software specific to your Enclave. This ensures seamless integration and restores the original functionality you depend on, saving you time, money, and the headache of a trip to the service center.
A Technician’s Notebook: The Haunted SUV
I remember a 2011 Acadia (which shares its platform and BCM with the Enclave) that came into the shop with what the owner called ‘ghosts.’ The dome lights would fade on and off while driving, the radio would randomly change stations, and the liftgate would refuse to open. A scan tool showed a dozen communication errors (U-codes) pointing to the BCM. After confirming power and ground were solid, we knew the module itself was the culprit. A pre-programmed BCM like this one solved every single issue in under an hour. These symptoms are incredibly common across this GM family of vehicles, and a new BCM is almost always the definitive fix.
Common Signs of a Failing BCM
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, locks, or mirrors not working correctly.
- ✔ The security system or keyless entry failing intermittently.
- ✔ False warnings on the instrument cluster (e.g., “Service Stabilitrak,” “Service Airbag”).
- ✔ Communication-related Diagnostic Trouble Codes (DTCs), such as U0140, U0155, or other U-codes.
- ✔ Unresponsive climate controls or radio functions.
- ✔ Rapid battery drain while the vehicle is parked.
A Straightforward Guide to Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning any electrical work.
- ✔ Locate the BCM: On the 2008-2012 Buick Enclave, the BCM is typically located on the left-hand (driver’s) side of the dashboard, often behind the lower dash panel near the steering column.
- ✔ Remove Trim Panels: Carefully remove any plastic trim or panels necessary to access the module. These usually pop off with a trim removal tool.
- ✔ Disconnect and Remove: Unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- ✔ Install the New BCM: Mount your new, pre-programmed BCM in the same location. Reconnect all electrical harnesses, ensuring they click securely into place.
- ✔ Final Steps: Reinstall the trim panels and reconnect the negative battery terminal. Start the vehicle to confirm functionality. Note the post-installation procedures below, as some may be required.
Important Post-Installation Information
While this BCM is programmed for your vehicle, some systems may require a ‘handshake’ with the new module. Please be aware of the following potential procedures:
- Airbag System Sync: If the 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 airbag system with the new BCM.
- Brake Pedal Position Relearn: In some cases, a brake pedal position sensor relearn may be required to ensure correct brake light and traction control operation.
- No Core Charge: You are not required to return your old module. This saves you the cost and hassle of a core return.
Disclaimer: Vehicle systems vary. We always recommend consulting a factory service manual or a certified technician if you are unsure about any step.
Verified Vehicle Compatibility
This Body Control Module is a direct replacement for part number 15093910 and is interchangeable with a wide range of other GM part numbers, including: 10382479, 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, and 95151084.
It fits a broad array of GM vehicles, including but not limited to:
- 2007-2012 GMC Acadia
- 2008-2012 Buick Enclave
- 2009-2012 Chevrolet Traverse
- 2007-2010 Saturn Outlook
- 2006-2013 Chevrolet Impala
- 2008-2013 Cadillac CTS
- 2010 Cadillac Tahoe, Suburban, Yukon, Escalade (verify ID)
- 2008-2012 Chevrolet Express & GMC Savana Vans
- And many more models listed in the fitment data.
Frequently Asked Questions
Do I need to get this module programmed by a dealer?
No. We program the module to your vehicle’s specific VIN before shipping it to you. It arrives ready for installation, saving you a trip to the dealership.
Where is the BCM located on my 2010 Buick Enclave?
The BCM is typically found behind the driver’s side lower dashboard, to the left of the steering column. You will likely need to remove the lower dash panel to access it.
What does ‘No Core Charge’ mean?
It means you do not have to send your old, faulty BCM back to us. You can keep it or dispose of it yourself, which simplifies the process and saves you return shipping costs.
What if my airbag light turns on after I install it?
This is a known possibility. The new BCM needs to be electronically introduced to the airbag’s Sensing and Diagnostic Module (SDM). A repair shop with a professional-grade scan tool can perform the ‘Setup SDM Primary Key’ procedure to resolve this.
Will this fix my power window and door lock problems?
Yes, the BCM directly controls these functions. If your windows, locks, and mirrors are acting erratically, a faulty BCM is the most likely cause, and this part is designed to correct those issues.