Restore Control Over Your Vehicle’s Electronics
If you’re dealing with baffling electrical issues in your 2011-2013 Chevrolet Caprice or another compatible GM vehicle, you know the frustration. Lights flickering, power windows with a mind of their own, a security system that prevents starting, or a dashboard lit up with warning lights—these are all classic signs of a failing Body Control Module (BCM). As the central nervous system for your car’s comfort and convenience features, a faulty BCM can make your vehicle unreliable and annoying to drive. This isn’t just an inconvenience; it can affect safety systems and leave you stranded.
This is the definitive, hassle-free solution. We offer a replacement Body Control Module, part number 25847589, that arrives at your doorstep ready for installation. The critical difference? Our expert cloning service. Before we ship, we use your vehicle’s VIN to program the module with the latest GM factory software and transfer your vehicle’s specific configuration. This process eliminates the need for an expensive trip to the dealership for programming, saving you significant time and money.
Case Study: A Tricky Diagnosis
I remember a 2012 Caprice PPV (Police Pursuit Vehicle) that came into the shop with a list of complaints that seemed unrelated. The dome light wouldn’t turn off, the driver’s side power lock was intermittent, and the radio would randomly shut down. The initial scan showed a dozen communication error codes (U-codes). Instead of chasing each individual problem, my experience pointed straight to the network controller: the BCM. After swapping in a VIN-programmed module like this one, every single issue vanished. It’s a perfect example of how one central component can cause widespread, confusing symptoms. This is the exact fix that restored that vehicle to service-ready condition.
Common Signs of a Failing BCM
A failing Body Control Module can manifest in numerous ways. If your vehicle is experiencing any of the following, a faulty BCM is the likely culprit:
- ✔ Intermittent or non-functional power windows, door locks, or interior/exterior lights.
- ✔ Horn honking unexpectedly or not working at all.
- ✔ Issues with the security system, including a persistent anti-theft light or a no-start condition.
- ✔ Erratic behavior from the radio or climate control systems.
- ✔ Multiple warning lights on the instrument cluster with no apparent cause.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors, such as U0100, U0140, or various B-series (Body) codes.
A Straightforward Guide to BCM Installation
Installing your new BCM is a manageable task for a confident DIYer or a quick job for any professional mechanic. While the exact location varies by model, the general process is similar.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes for the system to fully discharge before starting work.
- Locate the BCM: On the 2011-2013 Caprice, the BCM is typically located in the cabin. On other GM models, it could be under the dash, behind a kick panel, or in the center console area. Refer to your service manual for the precise location.
- Remove Trim Panels: Carefully remove any plastic trim or panels necessary to access the module. Use a trim removal tool to avoid breaking clips.
- Disconnect and Remove: Unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Reconnect all electrical connectors, ensuring they click securely into place.
- Post-Installation Steps: Reinstall any trim panels you removed. Reconnect the negative battery terminal. Start the vehicle and test all functions (lights, locks, windows, etc.). Note that some vehicles may require a relearn procedure as detailed below.
Important Post-Installation Information
Because this module is pre-programmed to your VIN, most functions should work immediately. However, depending on your specific vehicle, one or two final synchronization steps may be needed. This is normal and part of the vehicle’s security and safety architecture.
- ✔ Airbag System Sync: If the airbag light is on after installation, a professional scan tool is required to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the BCM with the airbag module.
- ✔ Brake Pedal Position Relearn: Some models may require a brake pedal position sensor relearn to ensure proper brake light operation and to satisfy the traction control system.
- ✔ Core Return: We make it simple. We don’t require a core deposit because we always return your original module with your order.
Verified Compatibility for Your Vehicle
This Body Control Module is a direct replacement for a wide range of GM vehicles and part numbers. Please verify your vehicle and part number from the lists below to ensure proper fitment.
This module 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, 95151084
Fits Models Including: Acadia (07-12), Avalanche 1500 (10), Caprice (11-13), Captiva Sport (12), CTS (08-13), DTS (06-11), Enclave (08-12), Equinox (07-09), Escalade / ESV / EXT (10), Express / Savana Vans (08-12), G8 (08-09), Hummer H2 (08-09), Impala (06-13), Lucerne (06-11), Monte Carlo (06-07), Outlook (07-10), SRX (07-09), STS (10), Suburban 1500 (10), Tahoe (10), Torrent (07-09), Traverse (09-12), Vue (08-10), Yukon / Yukon XL 1500 (10). Please check the original description for specific options and IDs.
Frequently Asked Questions
Why do you need my VIN?
Your VIN (Vehicle Identification Number) is essential for our cloning service. It allows us to load the correct software, security information, and vehicle-specific options (like power seats, sunroof, etc.) onto the BCM before shipping. This ensures the module works correctly with your exact vehicle configuration.
Is this BCM truly plug-and-play?
For most vehicles, yes. Because we pre-program it, you can typically install it and go. However, as noted in our post-installation section, some safety systems like the airbag may require a simple synchronization procedure with a professional scan tool. This is a security feature of the vehicle, not a defect in the part.
What happens to my original BCM?
Our cloning service means we return your original module to you along with the programmed replacement unit. We do not keep your old part, and there is no core charge or deposit required.
Will this fix my ‘Service Theft System’ light?
In many cases, yes. The BCM is a key part of the vehicle’s anti-theft and immobilizer system. A failing BCM is a very common cause of security system errors, warning lights, and no-start conditions.
Can I install this myself?
If you are comfortable with basic hand tools and removing interior trim panels, this is a very manageable DIY job. The key is taking your time and following the steps carefully, especially disconnecting the battery first. Our pre-programming service handles the most difficult part for you.