Restore Your Tahoe’s Electrical System with a Reliable, Ready-to-Install BCM
Are you battling bizarre electrical problems in your 2010 Chevrolet Tahoe? Flickering interior lights, malfunctioning power windows and locks, a security system that has a mind of its own, or a battery that mysteriously drains overnight are all classic signs of a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, and when it starts to fail, it can create a cascade of frustrating and seemingly unrelated issues. This isn’t just an annoyance; a faulty BCM can affect vehicle security and even prevent it from starting.
We offer a straightforward and dependable solution. This is a high-quality replacement BCM that is professionally prepared for your exact vehicle. Forget about expensive dealership visits, towing fees, and complex programming tools. Our unique Cloning Service makes this repair accessible to both DIY mechanics and professional technicians. Simply send us your original BCM, and we will transfer all its critical data—including your vehicle’s VIN, key information, and specific options—to this replacement unit. The result is a true plug-and-play module, ready for installation the moment you receive it.
A Technician’s Notebook: The Tahoe with a Ghost
A few months back, a 2010 Tahoe rolled into my bay with a list of complaints that sounded like a ghost was haunting the electrical system. The owner reported the radio would turn on by itself, the dome lights would flicker while driving, and twice the alarm went off for no reason in his driveway. He’d already replaced the battery, but the problems persisted. Standard diagnostic scans showed a handful of communication errors (U-codes), all pointing to an intermittent BCM. Instead of a costly new module and hours of programming at the dealer, we opted for a cloned BCM. We transferred the data from his failing original unit to the replacement. The installation took less than 30 minutes, and every single electrical gremlin was gone. It’s a perfect example of how the right part, correctly prepared, can save hundreds of dollars and hours of diagnostic headaches.
Is Your Vehicle Showing These Symptoms?
- ✔ Unpredictable power door lock or window operation
- ✔ Interior or exterior lights flickering, staying on, or not working at all
- ✔ The security system or horn activating randomly
- ✔ A persistent “Service Theft System” message on the dash
- ✔ Communication error codes, such as U0140, U0155, or other U-series codes
- ✔ Intermittent no-start conditions where all power seems dead
- ✔ A parasitic battery drain that kills your battery overnight
Your Straightforward Installation Guide
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On a 2010 Tahoe, the Body Control Module is typically located under the driver’s side of the dashboard, near the steering column. You may need to remove a lower dash panel for access.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be pressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- ✔ Install the New Module: Mount your new, cloned BCM in the same location and securely reconnect all the electrical harnesses. Ensure each connector clicks firmly into place.
- ✔ Reconnect Power: Re-attach the negative battery terminal and tighten it securely.
- ✔ Test All Functions: Start the vehicle and test all body-related functions: power windows, locks, interior/exterior lights, radio, and wipers to confirm the repair was successful.
Important Post-Installation Steps
Our cloning service handles the vast majority of the setup, but due to the complexity of modern vehicle systems, a couple of additional steps may be required:
- Airbag System Sync: If your airbag warning light is on after installation, a simple relearn procedure called ‘Setup SDM Primary Key in BCM’ 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 necessary to ensure brake lights and stability control systems function correctly. This is also performed with a scan tool.
Disclaimer: Vehicle systems vary. We always recommend consulting a factory service manual or a certified technician if you are unsure about any part of the process.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of General Motors vehicles. Please verify your part number is on this list or that your vehicle is listed below. The ID number on your original module is the most accurate way to confirm 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
- Acadia 07-12
- Avalanche 1500 10 (ID 25892622)
- Caprice 11-13
- Captiva Sport 12 (ID 20921435, 20921436, 22860591)
- CTS 08-13
- DTS 06-11
- Enclave 08-12
- Equinox 07-09
- Escalade / ESV / EXT 10 (ID 20815898 or 25892622)
- Express / Savana Vans 1500/2500/3500 08-12 (Check specific engine/options)
- G8 08-09
- Hummer H2 08-09
- Impala 06-13 (Check specific ID for 2013)
- Lucerne 06-11
- Monte Carlo 06-07
- Outlook 07-10
- SRX 07-09
- STS 10
- Suburban 1500 10 (ID 20815898 or 25892622)
- Tahoe 10 (ID 20815898 or 25892622)
- Torrent 07-09
- Traverse 09-12
- Vue 08-10
- Yukon / Yukon XL 1500 10 (ID 20815898 or 25892622)
What is a “Cloning Service”?
It means we transfer the complete software profile from your original BCM to the replacement unit. This includes the VIN, mileage, and key fob data. This process eliminates the need for expensive dealer-specific programming, making the installation much simpler.
Do I need to send my original BCM to you?
Yes. For the cloning service to work, we need your original module to extract the data. We will return your original module along with the newly prepared replacement.
Will my existing keys and remote fobs work?
Absolutely. Because we are cloning your original data, the replacement BCM will recognize your existing keys and remotes instantly. No key relearn procedure is necessary.
Is this a guaranteed fix for my vehicle’s problems?
This part will fix issues directly caused by a faulty BCM. While the symptoms we’ve listed are very common for BCM failure, we always recommend a proper diagnosis by a qualified mechanic to confirm the BCM is the root cause before ordering.
What happens to my old part?
We always return your original module with your order. We do not keep customer cores, so you will get your original part back.
What if the airbag light comes on after I install it?
This is a known possibility. It simply means the new BCM needs to be electronically introduced to the airbag module (SDM). A mechanic with a bi-directional scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure in a few minutes to resolve this.