Restore Full Electronic Functionality to Your Vehicle
Is your 2008-2012 Buick Enclave experiencing bizarre electrical issues? Flickering lights, malfunctioning power windows, a dead instrument cluster, or security system faults are all classic signs of a failing Body Control Module (BCM). The BCM acts as the central nervous system for your vehicle’s body electronics, and when it fails, it can cause a cascade of frustrating and unpredictable problems. This replacement Body Control Module is the definitive solution to restore your vehicle’s systems to perfect working order.
We take the guesswork and hassle out of the replacement process. Unlike a generic module from a dealership or parts store, this unit arrives at your door pre-programmed with the latest GM software updates, specifically flashed to your vehicle’s unique Vehicle Identification Number (VIN). This means no expensive trips to the dealer for programming, saving you time and money. Simply provide your VIN after purchase, and we handle the rest, ensuring a smoother installation process.
From the Diagnostic Bay
We had a 2011 GMC Acadia (which uses the same platform as the Enclave) come into the shop with the strangest symptoms. The customer complained that sometimes the radio wouldn’t turn on, other times the power locks would cycle on their own, and the interior dome lights had a mind of their own. They had already replaced the battery and checked the main fuses. After hooking up our diagnostic scanner, we saw multiple communication loss codes with various modules. Instead of immediately condemning the BCM, we checked the main power and ground connections to the module itself. A loose ground connection behind the driver’s side kick panel was the culprit. It’s a great reminder: always verify power and grounds before replacing a major computer. However, in about 80% of cases with these symptoms, a failing Enclave Body Control Module is indeed the root cause.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, and mirrors.
- ✔ Instrument panel gauges behaving strangely or not working at all.
- ✔ Interior and exterior lights flickering, staying on, or not turning on.
- ✔ Malfunctioning heating and air conditioning controls.
- ✔ The security system or keyless entry failing to operate correctly.
- ✔ Unexplained battery drain while the vehicle is off.
- ✔ Vehicle not starting or stalling due to security system communication errors.
Installation and Post-Install Procedures
Replacing the BCM is a manageable task for a seasoned DIYer or any professional technician. The module is typically located under the driver’s side of the dashboard. Always disconnect the battery before beginning work to prevent electrical shorts.
While our VIN programming handles the majority of the setup, some GM vehicles may require additional steps after installation to ensure all systems communicate correctly. These are known as ‘relearn’ or ‘synchronization’ procedures and typically require a professional-grade scan tool.
- Airbag System Sync: If the airbag warning light illuminates after installation, it indicates a communication mismatch between the new BCM and the airbag’s SDM (Sensing and Diagnostic Module). A ‘Setup SDM Primary Key in BCM’ procedure must be performed with a capable scan tool to resolve this.
- Brake Pedal Position Relearn: To ensure proper brake light operation and stability control function, a brake pedal position sensor recalibration may be necessary on certain models.
Please consult a factory service manual or a qualified technician for detailed instructions specific to your vehicle.
Guaranteed Fitment and Compatibility
This Enclave Body Control Module is a direct replacement for a wide range of GM vehicles. It is a direct fit for the 2008-2012 Buick Enclave and is also compatible with numerous other models. This unit replaces the following 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, and 95151084.
Frequently Asked Questions About the Enclave Body Control Module
Is this module truly plug-and-play?
Because we program the module to your vehicle’s VIN before shipping, it is as close to plug-and-play as possible. It will have the correct software and configuration for your vehicle’s options. However, as noted above, some vehicles may require additional relearn procedures for systems like the airbags or brake sensor, which need to be performed with a scan tool after installation.
How do I provide my VIN number?
After you complete your purchase, you will receive instructions on how to send us your 17-digit VIN. We cannot program and ship your module until we receive this information, so please provide it promptly to avoid delays.
Do I need to return my old BCM?
No, there is no core charge for this module. You can keep your original part.
What if my airbag light is on after I install the new BCM?
This is a known possibility on some GM vehicles. It means the new BCM needs to be electronically ‘introduced’ to the airbag control module (SDM). A mechanic with a professional-grade scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to sync the modules and turn off the light.
Will this fix my specific electrical problem?
This module will correct issues directly caused by a faulty BCM. The symptoms listed above are strong indicators of BCM failure. However, we always recommend proper diagnostics to confirm the BCM is the source of the problem, as wiring issues or faulty sensors can sometimes cause similar symptoms.