Restore Your Vehicle’s Electrical Stability
Are you chasing down bizarre electrical gremlins in your GM vehicle? Flickering lights, power windows with a mind of their own, a security system that won’t cooperate, or even a frustrating no-start condition? Before you spend another weekend checking fuses and wiring, the root cause is likely a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can create a cascade of confusing and seemingly unrelated problems. This Programmed GM Body Control Module is the definitive, reliable solution to restore order and get your car, truck, or SUV functioning correctly again.
A Technician’s Notebook: The Case of the Confused Acadia
I remember a 2011 GMC Acadia that came into my shop with a laundry list of complaints from the owner. The radio would randomly shut off, the dome lights would stay on, and the dash would intermittently display ‘Service Stabilitrak’ and ‘Service Traction Control’ warnings. A scan revealed a slew of communication codes (U-codes), pointing to a network issue. After verifying the main power and ground circuits to the BCM were solid, it was clear the module itself was failing internally. It was creating ‘noise’ on the data bus, confusing other modules. Installing a VIN-programmed BCM like this one solved every single issue in one go. It’s a common failure I’ve seen hundreds of times on this platform.
The Critical Role of VIN Programming
A BCM isn’t a simple plug-and-play part from the factory. It must be specifically configured to your vehicle’s unique options—from the type of headlights and radio it has to its security system. We eliminate the need for an expensive trip to the dealership. Simply provide us with your vehicle’s 17-digit VIN during checkout, and our experts will flash this module with the latest, most stable software direct from GM. It arrives at your door ready to be installed and communicate with your vehicle’s existing systems, saving you time, money, and diagnostic headaches.
Is Your Vehicle Showing These BCM Failure Signs?
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, locks, or mirrors working intermittently or not at all.
- ✔ The security or anti-theft system preventing the engine from starting.
- ✔ False warnings on the dashboard (e.g., ‘Service Airbag,’ ‘Service Traction System’).
- ✔ Unresponsive key fob or remote start functions.
- ✔ Communication-related Diagnostic Trouble Codes (DTCs), such as U0140, U0155, or other U-codes.
- ✔ Rapid battery drain while the vehicle is off.
Your Straightforward BCM Installation Guide
Installing your new BCM is a manageable job for a DIY enthusiast. While the exact location varies (check your vehicle’s service manual), the general process is consistent.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 15 minutes to allow all systems to power down completely.
- Locate the BCM: On most of these GM models, the BCM is located under the driver’s side of the dashboard, near the steering column or behind the kick panel. On vans, it’s often in the center dash area.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that must be depressed to be released. Once disconnected, unbolt or unclip the old BCM and remove it from the vehicle.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Reconnect all electrical connectors firmly, ensuring they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position (without starting the engine) and test all body functions: lights, windows, locks, wipers, etc.
Important Post-Installation Steps
In some cases, your vehicle may require additional relearn procedures after the BCM is installed. This is normal and ensures all systems are properly synced.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This requires a professional-grade scan tool to sync the new BCM with the airbag system.
- Brake Pedal Position Relearn: To ensure correct brake light and stability control operation, a brake pedal position sensor relearn might be necessary. This can often be done with a capable bidirectional scan tool.
Verified Fitment for Your GM Vehicle
This module is a direct replacement for a wide range of GM vehicles and supersedes multiple part numbers, ensuring broad compatibility. Please verify your vehicle is on this list. This unit replaces part numbers including: 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.
Compatible Models Include:
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
Why is providing my VIN so important?
Why is providing my VIN so important?
Your VIN allows us to program the BCM with the exact software and vehicle-specific options your car was built with. This ensures seamless integration and proper function of all electronic features, preventing compatibility issues that would otherwise require a dealer visit.
Is this a plug-and-play installation?
Yes, for the most part. Because we pre-program the module to your VIN, the core installation is plug-and-play. However, as noted, some vehicles may require a simple relearn procedure for the airbag or brake pedal position sensor, which can be done with a professional scan tool.
What happens if my airbag light comes on after I install it?
This is a known possibility and is part of the vehicle’s security protocol. The new BCM needs to be electronically ‘introduced’ to the airbag’s Supplemental Deployment Module (SDM). A repair shop or a technician with a bidirectional scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
Do I need to return my old BCM?
No, there is absolutely no core charge for this part. You can keep your old module, which can be helpful for reference if needed.
Will this fix a ‘Service Theft Deterrent System’ message?
In many cases, yes. The BCM is a critical part of the anti-theft and Passlock/Passkey systems. A failing BCM is a very common cause of these warnings and related no-start problems. Our VIN programming ensures the security data matches your vehicle’s keys.