Restore Your GM Truck’s Brain and End Electrical Chaos
Are you chasing electrical gremlins in your 2010 Tahoe? Flickering lights, power windows with a mind of their own, or a security system that won’t cooperate? As a technician with over 20 years on the floor, I’ve seen these exact issues hundreds of times. The culprit is almost always a failing Body Control Module (BCM). This isn’t just an inconvenience; a faulty BCM can affect everything from your interior lights to critical safety systems like traction control.
Your vehicle’s BCM is the central command center for all body-related electronics. Over time, heat, vibration, and thousands of power cycles can degrade internal components and solder joints, leading to unpredictable and frustrating problems. This isn’t a part you can ignore. Our replacement 2010 Tahoe Body Control Module is the definitive, reliable solution to restore your vehicle’s functionality and your peace of mind. We take the guesswork and hassle out of the repair by pre-programming the module to your vehicle’s specific VIN before it ever leaves our shop. This means no expensive trips to the dealership for calibration—it’s ready to install right out of the box.
A Technician’s Notebook: The Tahoe That Wouldn’t Behave
I remember a 2010 Tahoe that came into the bay with a laundry list of bizarre symptoms. The radio would switch off, the dome lights would flicker while driving, and the power locks would randomly cycle. The owner had already replaced the battery and checked all the fuses. After connecting my scan tool, I saw several ‘U’ codes, specifically U0140, indicating a loss of communication with the BCM. Instead of a complex wiring issue, it was a classic case of internal BCM failure. We installed a VIN-programmed module, and in under an hour, every single electrical gremlin was gone. The customer was thrilled to have their truck back to normal without a massive dealership bill.
Common Signs of a Failing BCM
If you’re experiencing any of the following, a faulty BCM is the likely cause. Replacing your 2010 Tahoe Body Control Module can resolve these issues.
- ✔ Erratic power window and door lock operation
- ✔ Horn sounding unexpectedly or not working at all
- ✔ Interior or exterior lights flickering, staying on, or not turning on
- ✔ Warning lights on the dash, such as for the security or airbag system
- ✔ Remote keyless entry failing to work consistently
- ✔ Diagnostic Trouble Codes (DTCs) like U0140, B1001, or other communication errors
- ✔ Vehicle’s anti-theft system preventing it from starting
Your Step-by-Step BCM Installation Guide
Installing your new BCM is a straightforward process for a DIYer with basic tools. 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 for the systems to discharge.
- Locate the BCM: On your Tahoe, you’ll find it mounted to a bracket under the driver’s side dash. You may need to remove a lower dash panel for access.
- Disconnect Connectors: Carefully release the locking tabs on the electrical connectors and pull them straight out from the module. There are typically multiple connectors, so take note of their orientation.
- Remove the Old Module: Unbolt or unclip the old BCM from its mounting bracket and remove it from the vehicle.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Reconnect all electrical connectors, ensuring they click securely into place.
- Reconnect Power: Reattach the negative battery terminal. Your new BCM is now installed.
- Perform Relearns (If Needed): Start the vehicle. 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 Information
While this module is programmed for your VIN, some vehicle systems may require a final handshake to fully integrate. There is no core charge, so you can keep your old part.
- ✔ Airbag System Sync: If the airbag light is on after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This requires a professional-grade scan tool to sync the new BCM with the airbag system.
- ✔ Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn may be required to ensure correct brake light and traction control functionality.
Verified Compatibility for Your GM Vehicle
This module is a direct replacement for part number 15819552 and is compatible with a wide range of GM vehicles. Please verify your part number or consult the list below. This part is guaranteed to fit your 2010 Tahoe Body Control Module with matching part numbers.
Interchangeable 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, Avalanche, Caprice, Captiva Sport, CTS, DTS, Enclave, Equinox, Escalade, Express/Savana Vans, G8, H2, Impala, Lucerne, Monte Carlo, Outlook, SRX, STS, Suburban, Tahoe, Torrent, Traverse, Vue, Yukon & more. Please confirm your specific model, year, and options in the detailed fitment data.
Frequently Asked Questions
Do I need to program this BCM?
No. We handle all the programming for you before shipping. Simply provide your vehicle’s VIN at checkout, and it will arrive ready to install with the latest GM software.
Where is the BCM located on a 2010 Tahoe?
The Body Control Module on a 2010 Tahoe is typically found under the driver’s side dashboard, attached to a bracket near the steering column.
Is there a core charge for this part?
No, there is absolutely no core charge. You can keep your original module without needing to send it back.
What if my airbag light comes on after I install it?
This can happen occasionally. It means the new BCM needs to be electronically synced with the airbag’s Sensing and Diagnostic Module (SDM). This procedure, called ‘Setup SDM Primary Key in BCM’, requires a professional scan tool to complete.
Will this fix my specific problem?
This BCM is designed to fix issues directly caused by a faulty module, such as the electrical symptoms listed above. It will not fix problems related to wiring, sensors, or other components. Proper diagnosis is always recommended.