Restore Full Functionality to Your Vehicle’s Electronics
Are you battling bizarre electrical issues in your 2011-2013 Chevrolet Caprice or another compatible GM vehicle? From flickering interior lights and unresponsive power windows to random warning messages and even a no-start condition, a failing Body Control Module (BCM) can turn your reliable car into a source of daily frustration. The BCM is the central nervous system for your vehicle’s body electronics, and when it fails, it creates a cascade of confusing problems. This isn’t just an inconvenience; it can affect vehicle security and safety systems.
This is a direct-fit replacement Body Control Module, part number 15299986, that offers a permanent solution. What makes our service stand out is our professional cloning process. You send us your original BCM, and we expertly transfer all the critical vehicle-specific data—including VIN, mileage, and key information—to this replacement unit. We then ship both your original module and the ready-to-install replacement back to you. This means you get a true plug-and-play solution, eliminating the costly and time-consuming trip to the dealership for programming.
Case Study: The Ghost in the Machine
A customer brought in a 2012 Impala with a laundry list of complaints: the radio would shut off, the driver’s side power window worked intermittently, and the security light would flash, preventing the car from starting. They had already replaced the battery and checked the fuses. A scan showed a dozen communication codes (U-codes), pointing to a network failure. In my 20+ years of experience, a flood of U-codes often points back to one faulty module creating noise on the data bus. After isolating other modules, we confirmed the BCM was the culprit. By providing a cloned 2011-2013 Caprice Body Control Module (which also fits the Impala), the customer was able to perform the simple physical swap themselves, saving hundreds on diagnostic and programming fees. All the ghost-like electrical problems vanished instantly.
Common Signs of a Failing BCM
If your vehicle is exhibiting any of these symptoms, a faulty BCM is the most likely cause. Don’t let these issues go unresolved.
- ✔ Erratic or non-functional power windows, door locks, and interior/exterior lights.
- ✔ The security or anti-theft system light stays on, often causing a no-start condition.
- ✔ Horn honking unexpectedly or not working at all.
- ✔ Inaccurate gauge readings or a completely dead instrument cluster.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors, such as U0140, U0155, or U0164.
- ✔ Parasitic battery drain that leaves you with a dead battery overnight.
A Straightforward Guide to BCM Installation
Installing your cloned BCM is a manageable task for a DIY enthusiast. Following these general steps will ensure a smooth process.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning any electrical work. This prevents short circuits and protects the vehicle’s electronic systems.
- Locate the BCM: On the 2011-2013 Caprice, the BCM is typically located inside the vehicle, often under the dashboard on the driver’s side. Refer to the fitment list for other model locations.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed to be removed. Once disconnected, unbolt the module from its mounting bracket.
- Install the New Module: Mount your new, cloned BCM in the same location and securely fasten it. Reconnect all the electrical connectors, ensuring they click firmly into place.
- Reconnect Battery & Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions: lights, windows, locks, wipers, and radio. Start the vehicle to ensure it runs correctly.
- Perform Relearns (If Needed): In some cases, you may need to perform a post-installation procedure, like an airbag system sync or brake pedal position relearn, if specific warning lights appear.
Important Post-Installation Steps
While our cloning service makes this a plug-and-play part, some vehicle systems may require a recalibration after the BCM is replaced. This is a normal part of the process.
- ✔ Airbag System Sync: If the airbag 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: On certain models, the brake pedal position sensor may need to be recalibrated to ensure correct brake light operation and to satisfy the traction control system.
Disclaimer: Vehicle systems vary. Always have a factory service manual available for your specific model for detailed instructions and torque specs.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of General Motors vehicles and interchanges with numerous part numbers. Please confirm your vehicle is on this list and that the part number on your original module is listed below.
Replaces 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:
AVALANCHE 1500 10
CAPRICE 11-13
CAPTIVA SPORT 12
CTS 08-13
DTS 06-11
ENCLAVE 08-12
EQUINOX 07-09
ESCALADE 10
ESCALADE ESV 10
ESCALADE EXT 10
EXPRESS 1500/2500/3500 VANS 08-12
G8 08-09
HUMMER H2 08-09
IMPALA 06-13
LUCERNE 06-11
MONTE CARLO 06-07
OUTLOOK 07-10
SAVANA 1500/2500/3500 VANS 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
Frequently Asked Questions
Frequently Asked Questions
2011-2013 Caprice Body Control Module
Is this a guaranteed fix for my vehicle?
This part resolves issues directly caused by a faulty BCM. While the symptoms listed are common indicators, we always recommend a proper diagnosis by a qualified mechanic to confirm the BCM is the root cause before purchasing. This is a reliable solution for a confirmed failure.