Restore Full Electrical Function to Your GM Vehicle
If you’re dealing with bizarre electrical issues in your 2010 Cadillac Escalade—like power windows with a mind of their own, flickering interior lights, or a security system that won’t cooperate—the Body Control Module (BCM) is the most likely culprit. As a technician with over two decades of experience, I’ve seen how a failing BCM can turn a luxury vehicle into a source of daily frustration. It’s the central command center for your vehicle’s body electronics, and when it goes, chaos follows. This isn’t just an inconvenience; it can affect safety systems and leave you stranded.
We offer a dependable and straightforward solution. This Body Control Module, part number 25826124, arrives at your door pre-programmed to your vehicle’s specific VIN. Simply provide us with your VIN after purchase, and our experts will flash the module with the latest official GM software updates. This critical step ensures all your vehicle’s options are recognized and function correctly, saving you a costly trip to the dealership for programming. You get a reliable part that’s ready for installation and final setup, getting you back on the road with confidence.
A Technician’s Notebook: The Ghost in the Machine
A customer brought in their 2010 Escalade last month with a list of complaints that sounded like the vehicle was haunted. The radio would switch stations randomly, the dome light would stay on, and occasionally, the power locks would cycle while driving. They had already replaced the battery and checked fuses, but the problems persisted. After connecting my diagnostic scanner, I saw multiple communication error codes across various systems, all pointing back to one central point: the BCM. A failing BCM often doesn’t throw a single, clear code; instead, it creates a network-wide disruption. We installed a VIN-programmed 2010 Escalade Body Control Module, performed the necessary security and airbag key relearn, and all the ghostly electrical problems vanished. It’s a classic case where shotgunning parts won’t work; you need to address the core processor.
Is Your Vehicle Showing These Electrical Gremlins?
- ✔ Intermittent or non-working power windows, door locks, or mirrors.
- ✔ Erratic interior or exterior lighting behavior.
- ✔ Malfunctioning heating and A/C controls.
- ✔ False warnings on the driver information center (e.g., “Service Theft System”).
- ✔ Inconsistent remote keyless entry (RKE) operation.
- ✔ Communication errors with other vehicle modules, causing multiple warning lights.
- ✔ A no-start condition due to a security system fault.
Your Straightforward BCM Installation Guide
Replacing the BCM is manageable for a skilled DIYer. However, please note that post-installation steps require a professional-grade scan tool. This is not a simple plug-and-play part without these final procedures.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the BCM: On most GMT900 platform trucks and SUVs like the Escalade, the BCM is located under the driver’s side of the dashboard, near the steering column. For vans and other models, it may be in the center dash.
- Disconnect and Remove: Carefully unplug the multiple electrical connectors. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the old BCM from its mounting bracket and remove it.
- Install the New Module: Mount your new, pre-programmed BCM in the same location and securely reconnect all electrical harnesses. Ensure each connector clicks into place.
- Reconnect Battery: Reattach the negative battery terminal.
- CRITICAL Final Steps (Scan Tool Required): You must perform the ‘Setup SDM Primary Key in BCM’ procedure to sync the BCM with the airbag system and extinguish the airbag light. Additionally, some vehicles require a Brake Pedal Position Sensor Calibration. Failure to perform these steps will result in warning lights and potentially incorrect system operation.
Verified Fitment for a Wide Range of GM Vehicles
This BCM is a direct replacement for part number 25826124 and is compatible with a vast array of GM cars, trucks, and SUVs. It interchanges 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, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, and 95151084. Please check the detailed list below to confirm your specific model and options.
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
EXPRESS 3500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
IMPALA 06-12 Body Control (BCM); (LH dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
ACADIA 07-12 Body Control (BCM); (LH dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
TAHOE 10 Body Control (BCM); (under steering column), ID 25892622
TRAVERSE 09-12 Body Control (BCM); (LH dash)
YUKON 10 Body Control (BCM); (under steering column), ID 25892622
SAVANA 2500 VAN 11-12 Body Control (BCM); (center dash)
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435
… and many more as listed in the original data …
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to program the BCM with the exact software and vehicle-specific options your Escalade was built with. This ensures seamless integration and prevents compatibility issues.
Is this a simple plug-and-play part?
While our pre-programming handles the most complex part, it is not fully plug-and-play. After installation, you must perform a security relearn and potentially other initializations like the SDM key setup and brake sensor calibration using a compatible diagnostic scan tool.
Will this fix my ‘Service Airbag’ light?
A faulty BCM can cause a false airbag light. After installing this new module, the ‘Setup SDM Primary Key in BCM’ procedure must be performed with a scan tool to clear the light and ensure the system is operational.
What happens if I don’t do the final programming steps?
If you skip the final setup procedures, you will likely have an active airbag warning light, a ‘Service Theft System’ message, and potentially incorrect brake light operation. These steps are essential for safety and proper function.
Can I install this myself?
If you are comfortable working under the dashboard and have access to a high-level diagnostic tool for the final steps, you can perform the installation. If not, we recommend having a professional mechanic complete the job.
Does this 2010 Escalade Body Control Module come with a warranty?
Yes, all of our electronic modules come with a comprehensive warranty. Please refer to the warranty tab on this page for complete details and peace of mind.