Tired of Chasing Electrical Gremlins in Your GM Truck or SUV?
If you’re dealing with a 2010 GMC Yukon that seems to have a mind of its own—windows that won’t roll down, dash lights flickering like a disco, or a security system that randomly immobilizes your vehicle—you’re not alone. As a technician with over two decades of experience, I’ve seen these exact frustrations drive owners crazy. More often than not, the culprit is a failing Body Control Module (BCM), the central nervous system for all your vehicle’s comfort and convenience features.
A faulty BCM can turn a reliable vehicle into a source of constant headaches. It manages everything from your interior lighting and power locks to the anti-theft system and communication between other vital modules. When it starts to fail, the symptoms can be bizarre and intermittent, making diagnosis a real challenge. That’s where we come in. This isn’t just a replacement part; it’s a complete, hassle-free solution.
What is Our BCM Cloning Service?
Forget about expensive trips to the dealership for programming. Our unique cloning service makes this repair straightforward. You simply send us your original, faulty BCM. We then extract the specific, vehicle-critical data and transfer it directly onto this replacement unit. We also flash it with the latest GM software updates for your VIN. The module you receive back is a true plug-and-play component, perfectly matched to your vehicle’s options and security information. This process eliminates the need for costly and complex on-vehicle programming, saving you time and money.
A Technician’s Notebook: The Tahoe That Wouldn’t Cooperate
I remember a 2010 Chevy Tahoe (a sibling to the Yukon) that came into the shop with a classic “intermittent no-start.” The owner had already replaced the battery and starter. Sometimes it would start fine for a week, then nothing. We noticed the security light was flashing during the no-start events. A scan tool showed a slew of U-codes, indicating lost communication with the BCM. After confirming power and ground to the module were solid, we knew the BCM itself was failing internally. Instead of a new, unprogrammed module from the dealer, we used a cloned unit. The customer had their truck back the next day, problem solved, for a fraction of the dealership’s quote. This is the exact, reliable fix we offer you.
Is Your GM Vehicle Showing These Signs of BCM Failure?
- ✔ Erratic power windows, door locks, or mirrors that work intermittently or not at all.
- ✔ Interior or exterior lights flickering, staying on, or not turning on.
- ✔ The security or anti-theft light is on, and the vehicle won’t start (a common symptom).
- ✔ The radio or climate controls are acting up or are completely dead.
- ✔ False warnings on the instrument cluster (e.g., “Service StabiliTrak,” “Service Airbag”).
- ✔ Diagnostic trouble codes (DTCs) related to lost communication, such as U0140, U0155, or other U-codes.
A Straightforward Guide to BCM Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On the 2010 Yukon and similar platforms, the BCM is typically located under the driver’s side of the dashboard, to the left of the steering column.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, remove the screws or clips holding the module in place.
- ✔ Install the New Module: Mount your new, pre-programmed BCM in the same location and securely plug in all the electrical connectors. You should hear a click as they lock into place.
- ✔ Reconnect Power: Reattach the negative battery terminal.
- ✔ Perform Relearns (If Necessary): Start the vehicle. Check for any warning lights. If the airbag light is on or brake functions seem off, follow the post-installation procedures outlined below.
Important Post-Installation Information
While our cloning service makes this a plug-and-play repair, some vehicle systems may require a relearn procedure to sync with the new BCM. This is normal.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the airbag system with the BCM.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be required to ensure correct brake light and traction control operation.
Disclaimer: We always recommend consulting a factory service manual or a qualified professional if you are unsure about any step. Your original module will be returned to you along with the replacement unit.
Verified Vehicle Compatibility
This BCM is a direct fit for a wide range of General Motors vehicles. Please match your part number from the list below or verify your vehicle is listed. This module is compatible with 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
What exactly is a BCM cloning service?
It’s a process where we transfer the essential software, security data, and vehicle-specific options from your original BCM to the replacement unit. This makes the new module a perfect electronic match for your vehicle, so it works right out of the box without any additional programming.
Will I need to take my car to the dealer after installing this?
No. Because the module arrives programmed through our cloning service, you will not need a trip to the dealer for programming. In some rare cases, a simple relearn procedure as mentioned above may be needed, which many independent shops can perform.
How do I provide my VIN and arrange the cloning service?
After you complete your purchase, we will contact you with simple, clear instructions on how to send us your original BCM. You will also need to provide your vehicle’s VIN at that time so we can ensure the latest factory software is loaded.
What happens to my old BCM? Do you keep it?
We do not keep your original module. It is required for the data transfer and will be returned to you along with your newly programmed replacement BCM.
Is this guaranteed to fix my problem?
This module is guaranteed to be a fully functional, correctly programmed replacement for a faulty BCM. It will resolve any issues directly caused by BCM failure. However, it’s crucial to ensure your vehicle has been properly diagnosed, as other issues (like bad wiring or other failing modules) can sometimes mimic BCM symptoms.