Restore Your SUV’s Electrical System with a Reliable BCM
Are you battling frustrating electrical issues in your 2010 Chevy Tahoe? Flickering dashboard lights, malfunctioning power windows and locks, or random warning messages like “Service StabiliTrak” are classic signs of a failing Body Control Module (BCM). As the central command center for your vehicle’s electronics, a faulty BCM can turn your reliable SUV into a source of daily headaches. I’ve seen it countless times in my 20 years on the shop floor—what seems like multiple unrelated problems often traces back to this single component.
This isn’t just about convenience; it’s about restoring the dependable operation of your vehicle. Our replacement Body Control Module, part number 25934762, is the definitive solution. We take the guesswork and high dealership costs out of the equation. Before we ship the module, our technicians will program it with the latest GM software updates, specifically matched to your vehicle using its VIN. This ensures seamless integration and performance right out of the box, getting you back on the road with confidence.
A Technician’s Notebook
I recently worked on a 2010 Yukon XL—essentially the same platform as the Tahoe—with a truly baffling set of symptoms. The owner complained that the radio would cut out, the driver’s side power window wouldn’t work, and the anti-theft light would flash intermittently, preventing the truck from starting. A basic scan showed a dozen communication codes, including the dreaded U0140 (Lost Communication With Body Control Module). Instead of chasing each symptom individually, we went straight to the source. Swapping in a pre-programmed BCM like this one resolved all issues in under an hour. It’s a prime example of how a single, targeted replacement can save hours of diagnostic time and frustration.
Is Your GM Truck or SUV Showing These Symptoms?
- ✔ Intermittent or non-functional power windows, door locks, or interior lights.
- ✔ Warning lights for the security system, ABS, or traction control appearing without cause.
- ✔ The horn honking or alarm sounding randomly.
- ✔ Inaccurate or erratic readings from the instrument cluster gauges.
- ✔ Communication error codes, such as U0140, stored in the vehicle’s computer.
- ✔ The vehicle fails to start, accompanied by a flashing security or anti-theft light.
A Straightforward Guide to Your BCM Installation
Replacing the 2010 Tahoe Body Control Module is a manageable job for a confident DIYer. The BCM is typically located under the driver’s side of the dashboard, near the steering column. While exact steps can vary, here is a general guide.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before starting work.
- Access the Module: You may need to remove the lower dash panel or knee bolster beneath the steering column to gain clear access to the BCM.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in the same location and securely plug in all the electrical connectors. You’ll hear a click as they lock into place.
- Reconnect and Test: Re-install any panels you removed, then reconnect the negative battery terminal. Start the vehicle and test all body functions—lights, locks, windows, radio, etc.—to confirm the repair.
Important Post-Installation Steps
Because this module arrives programmed to your VIN, most functions will work immediately. However, depending on your vehicle’s specific configuration, a couple of additional synchronization procedures may be needed:
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is required to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: To ensure proper brake light and traction control operation, a brake pedal position sensor relearn might be necessary. This also requires a compatible diagnostic tool.
Disclaimer: We strongly recommend consulting a factory service manual or a qualified technician if you are unsure about any part of the process.
Will This Fit My Vehicle?
This Body Control Module is a direct replacement for a wide range of General Motors vehicles and supersedes numerous part numbers to ensure broad compatibility. It is guaranteed to fit the 2010 Chevrolet Tahoe and many other models. Please verify your original part number against our cross-reference list below to ensure a perfect match. If you have a 2010 Tahoe Body Control Module failure, this is your solution.
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
Frequently Asked Questions
Do I need to send my old BCM back?
No, there is no core charge for this part. You can keep your original module.
How do I provide my VIN for programming?
After you complete your purchase, you will need to send us your vehicle’s 17-digit VIN. We cannot ship the module until we have this information to program it correctly for your specific vehicle.
Is this a difficult part to install myself?
For a 2010 Tahoe, the installation is straightforward for someone with basic mechanical skills. It involves removing a dash panel and swapping the module. However, if you are not comfortable working with vehicle electronics, we recommend professional installation.
What if my airbag light comes on after installation?
This is a known possibility. The new BCM needs to be electronically ‘introduced’ to the airbag’s computer (SDM). This requires a professional-grade scan tool to perform the ‘Setup SDM Primary Key’ procedure. Any professional repair shop should be able to perform this for you.
Will this fix my ‘Service StabiliTrak’ message?
A failing BCM is a very common cause of false ‘Service StabiliTrak’ or ‘Service Traction Control’ messages. While other issues can cause this warning, replacing a faulty BCM often resolves the problem, especially if it’s accompanied by other electrical symptoms.