Is Your GM Vehicle Plagued by Electrical Gremlins?
Are you dealing with flickering lights, power windows with a mind of their own, or a security system that randomly activates? These frustrating and unpredictable electrical issues often point to a single culprit: a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, managing everything from your interior lights and power locks to your instrument cluster and security system. When it starts to fail, it can create a cascade of bizarre problems that are difficult to diagnose.
From the Diagnostic Bay
We had a 2010 GMC Yukon come into the shop with a list of complaints that seemed unrelated. The driver said the radio would sometimes shut off, the dome lights wouldn’t work, and the power door locks were intermittent. A standard code scan showed multiple communication errors with various modules. Instead of chasing each individual problem, we went straight to the BCM. After connecting our diagnostic tool, we found it was failing to communicate properly on the network. Replacing the BCM solved every single issue at once. It’s a perfect example of how this one module can be the root of many seemingly separate electrical faults.
The Direct-Fit Solution: A Programmed 2010 Yukon Body Control Module
Don’t let a faulty BCM keep your vehicle off the road or drive you crazy with electrical issues. This replacement Body Control Module is the definitive solution for your 2010 GMC Yukon and a wide range of other GM vehicles. Unlike a generic part from a salvage yard or a local parts store, our BCMs are delivered to you fully programmed to your vehicle’s specific Vehicle Identification Number (VIN). This critical step ensures that the module communicates flawlessly with your vehicle’s existing systems, just like the original part from the factory. We install the latest GM-certified software, so you’re not just getting a replacement; you’re getting a component with the most current updates for optimal performance and reliability.
Common Symptoms of a Failing BCM:
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ Erratic behavior from interior or exterior lights (flickering, staying on, or not turning on).
- ✔ Malfunctioning instrument cluster gauges or warning lights.
- ✔ Security system faults or the vehicle failing to start due to an anti-theft issue.
- ✔ Inoperative remote keyless entry (fob).
- ✔ Communication errors when using a diagnostic scan tool.
- ✔ Unresponsive HVAC controls or blower motor.
Installation and Post-Install Procedures
Installation is straightforward for those with mechanical experience. On most models like the 2010 Yukon, the BCM is located under the steering column on the driver’s side. After disconnecting the battery, you can unbolt the old module, disconnect the wiring harnesses, and install the new one. Because this module comes pre-programmed, most of the difficult work is already done. However, depending on your vehicle’s specific configuration, a couple of additional steps, known as relearn procedures, may be required.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure is necessary. This syncs the new BCM with the airbag system’s Sensing and Diagnostic Module (SDM) and requires a professional-grade scan tool.
- Brake Pedal Position Relearn: Some models may require a recalibration of the brake pedal position sensor to ensure proper operation of brake lights and the traction control system.
Always consult a factory service manual or a qualified technician for detailed instructions specific to your vehicle.
Guaranteed Compatibility
This BCM is a direct replacement for a wide array of GM part numbers, ensuring broad compatibility. It is guaranteed to work with 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, and 95151084. This module fits many vehicles including the GMC Acadia, Chevrolet Traverse, Cadillac DTS, Chevrolet Impala, and various Express and Savana vans. Please verify the part number to ensure proper fitment.
Frequently Asked Questions
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 receive this information, as the programming is essential for the part to function in your vehicle.
Is this a true plug-and-play part?
For many vehicles, it is. The VIN programming handles the majority of the setup. However, as noted above, some vehicles may require additional relearn procedures for the airbag system or brake pedal position sensor. These procedures require a compatible high-level scan tool.
Why is the airbag light on after installing the new BCM?
The airbag light indicates that the new BCM needs to be electronically ‘introduced’ to the vehicle’s Sensing and Diagnostic Module (SDM). A procedure called ‘Setup SDM Primary Key in BCM’ must be performed with a professional scan tool to sync the modules and turn off the light.
Do I need to return my old BCM?
No. This product has no core charge. You can keep, recycle, or dispose of your original module at your convenience.
Will this BCM fix my specific problem?
This module will correct issues directly caused by a faulty BCM. While the symptoms listed above are common indicators, we always recommend a proper diagnosis by a qualified technician to confirm the BCM is the root cause before ordering.