Restore Full Functionality to Your GM Vehicle’s Electronics
Are you dealing with baffling electrical issues in your 2010 Chevrolet Avalanche 1500? Flickering lights, unresponsive power windows, or a security system that has a mind of its own? These are classic signs of a failing Body Control Module (BCM), the central command center for your truck’s body electronics. A faulty BCM can turn a reliable vehicle into a source of daily frustration. This isn’t just an inconvenience; it can affect vehicle safety and security. We offer a dependable and straightforward solution: a replacement BCM complete with a professional cloning service.
This service eliminates the need for expensive dealership programming. By transferring the precise data from your original module to this replacement unit, we ensure it’s a true plug-and-play fix. Your vehicle won’t know the difference, but you’ll notice the immediate return of normal, predictable operation. This is the most efficient way to solve complex electrical problems and get your truck back to 100%.
Case Study: A Tricky Diagnosis
A customer brought in a 2010 Yukon—a vehicle that shares its platform with the Avalanche—with a list of bizarre symptoms. The radio would turn on and off randomly, the driver’s side power window worked intermittently, and the anti-theft light would stay on, sometimes preventing the truck from starting. Initial checks on the battery and alternator were fine. After connecting my diagnostic scanner, I saw multiple ‘Lost Communication’ codes (U-codes) pointing to the BCM. Instead of a costly new module and hours of programming at the dealer, we opted for a cloned BCM. We sent his original module out, had the data flawlessly copied, and got it back in a few days. The installation took less than 30 minutes, and every single electrical gremlin was gone. It’s a perfect example of how this service saves both time and significant money.
Is Your Vehicle Showing These BCM Failure Signs?
A failing BCM can cause a wide range of symptoms that may seem unrelated. If you’re experiencing any of the following, your 2010 Avalanche 1500 BCM is the likely culprit:
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ The security system engaging randomly or preventing the engine from starting.
- ✔ The horn sounding unexpectedly or not working at all.
- ✔ Inaccurate gauge readings on the instrument cluster.
- ✔ Diagnostic Trouble Codes (DTCs) stored in the system, especially communication codes like U0140.
Your Straightforward BCM Installation Guide
Installing your cloned BCM is a manageable job for a DIY enthusiast. Here’s a general guide to get you started. The BCM in your Avalanche is typically located under the steering column area.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes for the system to fully discharge.
- Locate the BCM: On the 2010 Avalanche, the BCM is 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 depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount the replacement BCM in the same location and securely reconnect all electrical connectors. Ensure they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—lights, windows, locks, etc.—to confirm the repair.
Important Post-Installation Steps
While our cloning service makes this a plug-and-play process, some GM vehicles may require a simple relearn procedure to ensure all systems communicate correctly. Please be aware of the following:
- Airbag System Sync: If your airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This requires a professional scan tool to sync the new BCM with the airbag module.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn may be required to ensure correct brake light and traction control operation.
- Disclaimer: Vehicle systems vary. Always have a factory service manual for your specific vehicle on hand for detailed instructions and torque specs. When in doubt, consult a professional technician.
Verified Fitment for Your GM Vehicle
This BCM is a direct replacement for part number 15819552 and is compatible with a wide array of GM cars, trucks, and SUVs. Please verify your original part number is on this list before ordering. This part is compatible 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, 95151084.
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
EXPRESS 3500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
IMPALA 06-12 Body Control (BCM); (LH dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
ACADIA 07-12 Body Control (BCM); (LH dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
TAHOE 10 Body Control (BCM); (under steering column), ID 25892622
TRAVERSE 09-12 Body Control (BCM); (LH dash)
YUKON 10 Body Control (BCM); (under steering column), ID 25892622
SAVANA 2500 VAN 11-12 Body Control (BCM); (center dash)
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435 or 22860591
DTS 06-11 Body Control (BCM); (RH center dash)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 25892622 or 20815898
ESCALADE EXT 10 Body Control (BCM); (under steering column), ID 25892622
SAVANA 1500 VAN 08-12 Body Control (BCM); (center dash)
EXPRESS 1500 VAN 08-12 Body Control (BCM); (center dash)
STS 10 Body Control (BCM); center dash
TORRENT 07-09 Body Control (BCM); (center dash)
CTS 08-13 Body Control (BCM); LH dash
G8 08-09 Body Control (BCM); (center dash)
AVALANCHE 1500 10 Body Control (BCM); (under steering column), ID 25892622
ESCALADE 10 Body Control (BCM); (under steering column), ID 25892622 or 20815898
LUCERNE 06-11 Body Control (BCM); (right side dash)
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 25892622 or 20815898
SRX 07-09 Body Control (BCM); LH dash
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
VUE 08-10 Body Control (BCM); (center dash)
CAPRICE 11-13 Body Control (BCM)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
And many more Express and Savana van configurations.
Frequently Asked Questions
Frequently Asked Questions
What is a BCM cloning service?
Cloning is a process where we transfer the essential vehicle-specific data (like VIN, mileage, and security information) from your original BCM to the replacement unit. This makes the new module a perfect electronic match for your vehicle, avoiding the need for dealer programming.
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 programmed replacement.
What if my original BCM is completely dead or water damaged?
In many cases, even if the BCM is non-functional, we can still retrieve the necessary data from the memory chip. Please contact us with details about your module’s condition before ordering.
Will this fix my specific problem?
This part is a solution for a faulty BCM. If your vehicle’s issues match the symptoms listed and you’ve ruled out other causes like bad wiring or fuses, this is very likely the fix you need. Proper diagnosis is key.
Is this a difficult part to install myself?
For someone with basic mechanical skills, it’s a very manageable job. It typically involves removing a dash panel and a few bolts/connectors. No special tools are required for the physical installation, but as noted, some vehicles may require a scan tool for post-install relearn procedures.