Restore Your Vehicle’s Electrical System with a Perfectly Matched BCM
Are you battling bizarre electrical problems in your GM vehicle? Flickering lights, malfunctioning power windows, a security system that acts up, or even a frustrating no-start condition can often be traced back to a single component: the Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a failing BCM can create a cascade of confusing and disruptive issues. This isn’t just an inconvenience; it can affect your vehicle’s safety and reliability. We offer a dependable solution that gets you back on the road without the high costs and scheduling hassles of a dealership visit.
This is a replacement Body Control Module for your 2012 Captiva Sport BCM and a wide range of other GM vehicles. The key to our service is our professional cloning process. You send us your original BCM, and we transfer its critical data—like VIN, mileage, and key information—to this replacement unit. We also flash it with the latest GM-certified software. The result? You receive a module that is truly plug-and-play, ready for installation right out of the box. This eliminates the need for expensive on-vehicle programming, saving you time and money.
A Technician’s Notebook: The Case of the Haunted Equinox
A customer brought in a 2008 Equinox with some of the strangest symptoms I’ve seen. The radio would change stations on its own, the dome light would randomly turn on while driving at night, and occasionally the turn signals would stop working altogether. They had already replaced the battery and checked all the fuses. A scan showed intermittent communication loss codes (U-codes) with multiple modules. Experience told me this wasn’t multiple failures, but one central failure. We identified the BCM as the culprit. Instead of a costly new module and programming from the dealer, we used our cloning service. After installing the cloned BCM, every single electrical gremlin vanished. It’s a perfect example of how a failing BCM can mimic a dozen other problems, and why a correctly programmed replacement is the only real fix.
Is Your Vehicle Showing These Symptoms?
A faulty BCM can manifest in many ways. If you’re experiencing any of the following, your Body Control Module is the likely cause:
- ✔ Erratic or non-functional interior/exterior lights (headlights, dome lights, dash lights).
- ✔ Power windows, locks, or mirrors not working correctly or at all.
- ✔ Vehicle security system faults or the engine immobilizer preventing startup.
- ✔ The horn sounding unexpectedly or not working when pressed.
- ✔ Wipers behaving erratically (e.g., won’t turn off).
- ✔ False warnings on the instrument cluster (e.g., ‘Door Ajar’ light stays on).
- ✔ Communication-related Diagnostic Trouble Codes (DTCs) like U0140, U0155, or U0100.
A Straightforward Guide to Installation
Installing your cloned BCM is a manageable task for a confident DIYer or any professional mechanic. While the exact location varies by model (see fitment list), the general process is similar.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the BCM: On a 2012 Captiva Sport, the BCM is typically found in the center dash area. For other models, it may be under the steering column or behind the dash on the driver’s or passenger’s side.
- Access the Module: You may need to remove a few trim panels to get clear access to the BCM. Take your time and use a trim removal tool to avoid breaking any plastic clips.
- Disconnect and Remove: Carefully unplug the electrical connectors. Most have a locking tab that needs to be depressed. Once disconnected, unbolt or unclip the old BCM and remove it from the vehicle.
- Install the New BCM: Mount the new, cloned BCM in the same location and reconnect all electrical connectors, ensuring they click securely into place.
- Final Steps: Re-install any trim panels you removed and reconnect the negative battery terminal. Start the vehicle to confirm that the primary functions are restored.
Important Post-Installation Notes
In some cases, additional steps known as ‘relearn procedures’ may be required after installation. These are simple for any shop with a professional scan tool.
- Airbag System Sync: If your airbag warning light is on after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed to sync the systems. This is only required if the light appears.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure correct brake light and traction control operation.
Disclaimer: Vehicle systems vary. We always recommend consulting a factory service manual or a qualified technician for procedures specific to your make and model.
Verified Vehicle Compatibility
This Body Control Module is a direct-fit replacement for a wide array of General Motors vehicles. It is compatible with 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.
This part fits the following makes and models:
AVALANCHE 1500 10
CAPRICE 11-13
CAPTIVA SPORT 12
CTS 08-13
DTS 06-11
ENCLAVE 08-12
ESCALADE 10
ESCALADE ESV 10
ESCALADE EXT 10
EXPRESS 1500 VAN 08-12
EXPRESS 2500 VAN 08-12
EXPRESS 3500 VAN 08-12
G8 08-09
HUMMER H2 08-09
IMPALA 06-13
LUCERNE 06-11
MONTE CARLO 06-07
OUTLOOK 07-10
SAVANA 1500 VAN 08-12
SAVANA 2500 VAN 08-12
SAVANA 3500 VAN 08-12
SRX 07-09
STS 10
SUBURBAN 1500 10
TAHOE 10
TORRENT 07-09
TRAVERSE 09-12
VUE 08-10
YUKON 10
YUKON XL 1500 10
EQUINOX 07-09
Frequently Asked Questions
Frequently Asked Questions
How does the cloning service work?
After you place your order, you will ship your original BCM to us. Our technicians will extract the essential vehicle-specific data and transfer it to the replacement module. This ensures that it works seamlessly with your existing keys and vehicle configuration. We then ship both your original module and the ready-to-install replacement back to you.
Do I need to send you my VIN?
Yes. While the cloning process transfers most data, we also use your Vehicle Identification Number (VIN) to verify the correct hardware and flash the module with the latest, most stable software updates from GM for your specific vehicle.
Do you keep my old BCM?
No, we do not require a core. Your original module is always returned to you along with the programmed replacement unit.
Is this a guaranteed fix for my vehicle’s problems?
This module will fix any issue directly caused by a faulty BCM. If your vehicle has other underlying problems (like damaged wiring or a different failing module), this part will not resolve those. Proper diagnosis is key, and the symptoms listed on this page are strong indicators of BCM failure.
What tools are needed for the post-installation procedures?
The Airbag System Sync and Brake Pedal Position Relearn procedures must be performed using a professional-grade bidirectional scan tool. Most independent repair shops have this equipment. These procedures are not always necessary and depend on the vehicle.