Restore Full Electrical Function to Your GM Vehicle
Are you battling bizarre electrical problems in your 2010 Chevy Tahoe? Flickering lights, power windows with a mind of their own, or a security system that prevents your truck from starting are classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can cause a cascade of frustrating and unpredictable issues. This isn’t just an inconvenience; it can affect vehicle safety and security. This direct-fit BCM, part number 25826124, is the reliable, long-term solution you need.
The biggest hurdle in replacing a BCM has always been the expensive and time-consuming trip to the dealership for programming. We eliminate that step entirely. Simply provide us with your vehicle’s VIN during checkout, and our technicians will flash this module with the latest official GM software specific to your vehicle. It arrives at your door ready for installation, saving you time and hundreds of dollars in dealer fees. This is the smart, efficient way to get your Tahoe back on the road and running perfectly.
Case Study: A Tricky Diagnosis
A customer’s 2010 Tahoe came into the shop last month with a laundry list of complaints: the radio would turn on and off randomly, the driver’s side power window wouldn’t work, and the anti-theft light was always on, causing intermittent no-start conditions. The battery and alternator tested fine, and there were no obvious wiring issues. After hooking up the scan tool, we saw multiple communication loss codes with various accessory modules. This pointed directly to the BCM, the ‘traffic cop’ for all these systems. A failing BCM can’t properly direct communication, leading to chaos. We installed one of our pre-programmed modules, and within an hour, every single issue was resolved. The customer drove away with a truck that felt new again.
Common Signs of a Failing BCM
If you’re experiencing any of the following, a faulty BCM is the likely culprit. Replacing your 2010 Tahoe Body Control Module can resolve these issues:
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or don’t work at all.
- ✔ The security or anti-theft light is illuminated on the dash, possibly causing a no-start.
- ✔ Inconsistent or inaccurate gauge readings on the instrument cluster.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Problems with the keyless entry or remote start system.
A Straightforward Guide to Installation
Installing your new BCM is a manageable job for a confident DIYer. For the 2010 Tahoe, the BCM is typically located under the driver’s side of the dashboard, near the steering column.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Locate the BCM: On your Tahoe, you’ll find the BCM mounted to a bracket under the driver’s side dash. You may need to remove a lower dash panel for access.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that need to be pressed to release. Once disconnected, unbolt the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location and securely reconnect all the electrical harnesses. Ensure they click into place.
- Reconnect Power: Reattach the negative battery terminal.
- CRITICAL Final Steps: After installation, a few relearn procedures are necessary. Using a capable diagnostic scan tool, perform the ‘Setup SDM Primary Key in BCM’ procedure to ensure the airbag system communicates correctly and extinguish the warning light. Some vehicles may also require a Brake Pedal Position Sensor Calibration to ensure proper brake light and stability control function. If you are not equipped to perform these steps, a professional mechanic can complete them for you.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide array of General Motors vehicles. While this listing is focused on the 2010 Tahoe Body Control Module, it is guaranteed to fit and function correctly in the following makes and models. Please verify your original part number against our list for a perfect match.
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
Partial Fitment List:
- Acadia (2007-2012)
- Avalanche 1500 (2010)
- Captiva Sport (2012)
- CTS (2008-2013)
- DTS (2006-2011)
- Enclave (2008-2012)
- Equinox (2007-2009)
- Escalade, ESV, EXT (2010)
- Express / Savana Vans (2008-2012)
- Hummer H2 (2008-2009)
- Impala (2006-2013)
- Lucerne (2006-2011)
- Monte Carlo (2006-2007)
- Outlook (2007-2010)
- Suburban 1500 (2010)
- Tahoe (2010)
- Traverse (2009-2012)
- Yukon / Yukon XL 1500 (2010)
- …and many more. Please check the detailed fitment data or contact us with your VIN.
Frequently Asked Questions
Do I need to get this 2010 Tahoe Body Control Module programmed by a dealer?
No. We handle all the programming for you before shipment. Just provide your VIN when you order, and it will arrive ready to install.
How do I find and provide my VIN?
Your 17-digit Vehicle Identification Number (VIN) is located on the driver’s side of the dashboard (visible through the windshield) and on your vehicle’s registration and insurance documents. You can enter it during the checkout process.
Is this a difficult part to replace myself?
For someone with basic mechanical skills and tools, it’s a very manageable job. The main challenges are working in a tight space under the dashboard and performing the post-installation relearn procedures, which require a proper scan tool.
Will this fix my ‘Service Theft Deterrent System’ message?
In many cases, yes. The BCM is a core component of the anti-theft system. A faulty BCM is a very common reason for this message and the associated no-start condition.
What happens if I don’t do the airbag (SDM) or brake pedal relearn?
Failure to perform the ‘Setup SDM Primary Key’ procedure will result in a persistent airbag warning light on your dash, and the supplemental restraint system may not function correctly. The brake pedal relearn ensures accurate brake signal communication, which is vital for safety systems like ABS and traction control.
What is your warranty on this part?
This part comes with our standard warranty, guaranteeing it to be free from defects in materials and workmanship. Please see our warranty page for full details.