Restore Your Vehicle’s Electrical Functions with a Reliable BCM
Is your 2010 Chevrolet Tahoe or other GM vehicle acting possessed? Flickering lights, malfunctioning power windows, a radio with a mind of its own, or a security light that won’t turn off are classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, the BCM’s health is critical for everyday operation. When it fails, it can cause a cascade of frustrating and seemingly unrelated electrical problems.
This isn’t just an inconvenience; a faulty BCM can affect safety systems. I’ve seen it countless times in my 20+ years of diagnostics: what starts as a minor annoyance can lead to more significant issues. This is why a direct, reliable replacement is essential. We solve this problem by providing a high-quality BCM that is professionally programmed to your vehicle’s specific VIN before it ever leaves our facility. This means no expensive trips to the dealership for programming—just a straightforward installation to get you back on the road with confidence.
Case Study: The Ghost in the Tahoe
A customer brought in a 2010 Tahoe with a list of baffling symptoms. The dome lights would stay on, the driver’s side power lock was inoperative, and the remote start wouldn’t work. They had already replaced the battery and checked fuses with no luck. After connecting my scan tool, I found multiple U-codes (communication loss) pointing to the BCM. Instead of a complex wiring chase, we started with the most likely culprit. By installing a VIN-programmed 2010 Tahoe Body Control Module, all the ghost-like electrical issues vanished instantly. It’s a common failure, and this is the definitive fix.
Is Your GM Vehicle Showing These BCM Failure Signs?
- ✔ Power windows, door locks, or mirrors working intermittently or not at all.
- ✔ Interior or exterior lights flickering, staying on, or not turning on.
- ✔ The security system light is illuminated, or the vehicle won’t start due to a security fault.
- ✔ The horn honks unexpectedly or doesn’t work.
- ✔ Dashboard warning lights appearing without a clear cause.
- ✔ Diagnostic trouble codes (DTCs) related to communication loss, such as U0140, U0155, or other U-codes.
- ✔ Erratic behavior from the radio or climate control systems.
A Straightforward Guide to Your BCM Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before beginning work.
- ✔ Locate the BCM: On a 2010 Tahoe, the BCM is typically located under the driver’s side of the dashboard, near the steering column. For other models, its location can vary (e.g., center dash, behind the glove box). A quick search for your specific model will confirm its position.
- ✔ Disconnect the Old Module: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed to release. Do not force them.
- ✔ Install the New Module: Mount your new, pre-programmed BCM in the same location and securely plug in all the electrical connectors. You’ll hear a ‘click’ when they are properly seated.
- ✔ Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position (without starting the engine) and test your electronics—windows, locks, lights, etc.
- ✔ Perform Relearn Procedures: If necessary, perform any required post-installation procedures as outlined below. This is a critical step to ensure full functionality.
Important Post-Installation Steps
After installation, your vehicle may require one or more relearn procedures to sync the new module with other vehicle systems. These are standard procedures after a BCM replacement.
- Airbag System Sync: If the airbag warning light is on, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This ensures the safety system is correctly communicating with the new BCM.
- Brake Pedal Position Relearn: On some models, this recalibration is necessary for proper brake light and traction control operation.
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a qualified technician if you are unsure about any step.
Verified Vehicle Compatibility List
This module is a direct replacement for a wide range of GM vehicles and part numbers. Please verify your part number or vehicle model in the list below to ensure proper fitment. This unit is compatible with part number 15837419 and all superseded numbers listed here:
Compatible 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 Body Control (BCM); (under steering column), ID 25892622
CAPRICE 11-13 Body Control (BCM)
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921436
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 22860591
CTS 08 Body Control (BCM); RH dash
CTS 08-13 Body Control (BCM); LH dash
DTS 06-11 Body Control (BCM); (RH center dash)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
EQUINOX 07-09 Body Control (BCM); (center dash)
ESCALADE 10 Body Control (BCM); (under steering column), ID 20815898
ESCALADE 10 Body Control (BCM); (under steering column), ID 25892622
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 20815898
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 25892622
ESCALADE EXT 10 Body Control (BCM); (under steering column), ID 25892622
EXPRESS 1500 VAN 08-12 Body Control (BCM); (center dash)
EXPRESS 2500 VAN 08-09 Body Control (BCM); (center dash)
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
EXPRESS 2500 VAN 11-12 Body Control (BCM)
EXPRESS 3500 VAN 08-09 Body Control (BCM); (center dash)
EXPRESS 3500 VAN 10 Body Control (BCM); (center dash), 4.8L
EXPRESS 3500 VAN 10 Body Control (BCM); (center dash), 6.0L
EXPRESS 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
EXPRESS 3500 VAN 11-12 Body Control (BCM)
G8 08-09 Body Control (BCM); (center dash)
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
IMPALA 06-12 Body Control (BCM); (LH dash)
IMPALA 13 Body Control (BCM); (LH dash), ID 22820315
LUCERNE 06-11 Body Control (BCM); (right side dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SAVANA 1500 VAN 08-12 Body Control (BCM); (center dash)
SAVANA 2500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
SAVANA 2500 VAN 11-12 Body Control (BCM); (center dash)
SAVANA 3500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 4.8L
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.0L
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
SAVANA 3500 VAN 11-12 Body Control (BCM)
SRX 07-09 Body Control (BCM); LH dash
STS 10 Body Control (BCM); center dash
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 20815898
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 25892622
TAHOE 10 Body Control (BCM); (under steering column), ID 20815898
TAHOE 10 Body Control (BCM); (under steering column), ID 25892622
TORRENT 07-09 Body Control (BCM); (center dash)
TRAVERSE 09-12 Body Control (BCM); (LH dash)
VUE 08-10 Body Control (BCM); (center dash)
YUKON 10 Body Control (BCM); (under steering column), ID 20815898
YUKON 10 Body Control (BCM); (under steering column), ID 25892622
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 25892622
Frequently Asked Questions
What is a BCM and what does it do?
The Body Control Module (BCM) is a computer in your vehicle responsible for managing a wide range of electronic accessories not related to the engine, such as power windows, locks, lights, security system, wipers, and more. It acts as a central command for these comfort and convenience features.
How does the VIN programming service work?
After you place your order, you will need to provide us with your vehicle’s 17-digit VIN. Our technicians use this VIN to load the exact software and calibrations for your specific vehicle onto the BCM. This ensures it communicates perfectly with your vehicle’s other modules right out of the box.
Do I need to send my original BCM to you?
No, this is not a repair service for your old part. We provide a replacement BCM that is programmed using your VIN. As part of our service, we return your original module to you along with the newly programmed unit. We do not keep your original core part.
Will I need special tools for installation?
For the physical installation, you will typically only need basic hand tools like a socket set or screwdriver to access the BCM. However, for post-installation procedures like the airbag system sync, a professional-grade diagnostic scan tool is required.
What if my airbag light is on after installation?
This is a known possibility and part of the normal installation process. It means the new BCM needs to be electronically ‘introduced’ to the airbag system’s computer (SDM). A repair shop or a technician with a high-level scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.