Restore Your Vehicle’s Electronics with a Reliable BCM Solution
As a technician with over two decades of experience under the hood, I’ve seen firsthand the chaos a failing Body Control Module (BCM) can cause. It’s the central nervous system for your vehicle’s comfort and convenience features. When it goes bad, you’re left dealing with a frustrating mess of electrical gremlins—lights flashing, windows not working, and security systems acting up. This isn’t just an annoyance; it can be a real safety issue. This GM Body Control Module is the definitive solution to restore order and get your vehicle functioning correctly again.
What makes our service stand out is the included Cloning Service. Forget about expensive trips to the dealership for programming that can cost hundreds of dollars. You simply send us your original BCM, and we transfer all of its vital data—including key information and vehicle-specific options—to this replacement unit. When you receive it back, it’s a true plug-and-play installation. We even send your original module back to you. This process eliminates the most common headaches associated with BCM replacement, making it a straightforward job for both seasoned mechanics and weekend DIY warriors.
Case Study: A Tricky Diagnosis
A customer brought in their 2011 Impala with a list of bizarre symptoms: the radio would turn off randomly, the interior dome lights wouldn’t work, and the car intermittently wouldn’t start, despite having a new battery and starter. They were getting a U0140 code (Lost Communication With Body Control Module). After verifying the power and grounds to the BCM were solid, it was clear the module itself was failing internally. We used our cloning service to transfer the data to a replacement GM Body Control Module. The total time for the physical swap was less than 30 minutes. The car started right up, and every single electrical issue was gone. It’s a classic example of how a single component can wreak havoc, and how the right part makes for a simple, permanent fix.
Is Your Vehicle Showing These Signs of BCM Failure?
A faulty BCM can manifest in numerous ways. If you’re experiencing any of the following, your Body Control Module is the likely culprit:
- ✔ Erratic or non-functional interior and exterior lights (headlights, taillights, dome lights).
- ✔ Power windows, door locks, or mirrors operating intermittently or not at all.
- ✔ The security system or keyless entry failing to work correctly, or the alarm sounding for no reason.
- ✔ The dashboard displaying incorrect information or warning lights that won’t turn off.
- ✔ Communication error codes, such as U0140, U0155, or B1001.
- ✔ A no-start condition where the engine cranks but won’t fire up due to security system conflicts.
Your Straightforward BCM Installation Guide
Installing your cloned GM Body Control Module is designed to be as simple as possible. While the exact location varies by model (see fitment list), the general process is consistent.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the BCM: On most of these GM vehicles, the BCM is located under the driver’s side or center of the dashboard. 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 depressed. Once disconnected, unbolt or unclip 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 and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all functions: lights, locks, windows, radio, etc. Start the vehicle to ensure everything is operating as expected.
Important Post-Installation Notes
While our cloning service makes this nearly plug-and-play, some vehicle systems may require a ‘handshake’ with the new BCM. Please be aware of the following potential procedures:
- Airbag System Sync: If your airbag warning light is illuminated after installation, a simple ‘Setup SDM Primary Key in BCM’ procedure must be performed with a compatible high-level scan tool. This syncs the airbag system with the new BCM.
- Brake Pedal Position Relearn: On certain models, the brake pedal position sensor may need to be recalibrated to ensure proper brake light and stability control function. This also requires a professional diagnostic tool.
Disclaimer: Always consult a factory service manual or a certified technician if you are unsure about any step. Vehicle systems can vary.
Verified Fitment For These GM Models
This module is a direct replacement for a wide range of GM cars, trucks, and SUVs. Please verify your vehicle is on this list. This unit 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.
AVALANCHE 1500 10
CAPRICE 11-13
CAPTIVA SPORT 12
CTS 08-13
DTS 06-11
ENCLAVE 08-12
EQUINOX 07-09
ESCALADE 10
ESCALADE ESV 10
ESCALADE EXT 10
EXPRESS 1500 VAN 08-12
EXPRESS 2500 VAN 08-12
EXPRESS 3500 VAN 08-12
G8 08-09
HUMMER H2 08-09
IMPALA 06-13
LUCERNE 06-11
MONTE CARLO 06-07
OUTLOOK 07-10
SAVANA 1500 VAN 08-12
SAVANA 2500 VAN 08-12
SAVANA 3500 VAN 08-12
SRX 07-09
STS 10
SUBURBAN 1500 10
TAHOE 10
TORRENT 07-09
TRAVERSE 09-12
VUE 08-10
YUKON 10
YUKON XL 1500 10
Frequently Asked Questions
How does the cloning service work after I purchase?
After you complete your purchase, we will provide you with instructions to ship your original BCM to us. Once we receive it, our technicians will extract the vehicle-specific data and flash it onto the replacement module. We then ship both your original module and the ready-to-install replacement back to you.
Do I need to provide my VIN number?
While the cloning process transfers data directly from your old module, providing your VIN helps us double-check for any specific software updates from GM that may apply to your vehicle, ensuring you get the best-performing part.
Is this really a plug-and-play part?
Yes, for over 95% of installations. Because we clone your original data, the replacement BCM is already matched to your vehicle’s keys and options. In rare cases, a simple relearn procedure like for the airbag or brake pedal sensor may be needed, as mentioned above.
Why is this better than buying a used BCM from a junkyard?
A junkyard BCM will not be programmed for your car. It would require expensive dealer programming to work, and you have no guarantee of its condition. Our solution provides a tested module that is pre-programmed specifically for your vehicle, saving you time, money, and hassle.
What if my original BCM is completely dead or missing?
If your original module is non-communicative or lost, we can often still program a replacement using your vehicle’s VIN. Please contact us before ordering to discuss the specific situation and ensure we can provide a working solution for you.
Do you keep my old BCM?
No, we do not require a core. Your original BCM is always returned to you along with the programmed replacement unit.