Restore Your Vehicle’s Electrical System with a Plug-and-Play Solution
Are you chasing down frustrating electrical gremlins in your GM vehicle? Flickering lights, malfunctioning power windows, a security system that has a mind of its own, or warning lights that won’t turn off are classic signs of a failing Body Control Module (BCM). As the central hub for your car’s comfort and convenience features, a faulty BCM can make your daily drive a nightmare. This isn’t just an annoyance; it can impact safety systems and even prevent your vehicle from starting.
This replacement GM Body Control Module is the definitive, reliable solution you’ve been searching for. Forget about expensive dealership visits and the hassle of coordinating programming. We handle the critical step for you. Simply provide your vehicle’s VIN during checkout, and our technicians will program the module with the latest, most stable software direct from GM. It arrives at your door ready for installation, saving you time, money, and diagnostic headaches.
A Technician’s Notebook: The Case of the Haunted Equinox
I’ll never forget a 2008 Chevy Equinox that came into my bay. The customer was at her wit’s end. The radio would turn on and off randomly, the dome lights would flicker while driving, and occasionally, the security light would flash, causing a no-start condition. She’d already replaced the battery and checked the grounds. After connecting my scan tool, I saw a slew of ‘loss of communication’ codes (U-codes) pointing to the BCM. The internal circuitry was failing, causing data corruption on the network. We installed one of these VIN-programmed modules, and in under an hour, every single issue was resolved. It’s a perfect example of how the right part, properly prepared, can solve a dozen problems at once.
Is Your Vehicle Showing These Symptoms?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, this module is likely the solution.
- ✔ Erratic or non-functional power windows, locks, and mirrors.
- ✔ Interior or exterior lights that flicker, stay on, or don’t work at all.
- ✔ The security system activating randomly or causing a no-start condition.
- ✔ Inaccurate readings on the instrument cluster gauges.
- ✔ Warning lights for the airbag, ABS, or traction control systems.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors (U0140, U0155) or internal module faults.
- ✔ Horn, wipers, or radio functioning intermittently.
A Straightforward Guide to Your BCM Installation
Replacing your GM Body Control Module is a manageable job for a confident DIYer. While the exact location varies by model (see fitment list), the process is generally similar.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait 10-15 minutes to allow all systems to power down completely.
- Locate the BCM: On most of these vehicles, the BCM is located under the driver’s side or center of the dashboard. You may need to remove a lower dash panel or glove box for access.
- Disconnect and Remove: Carefully unplug the electrical connectors. Most have a locking tab that needs to be depressed or a lever that needs to be swung over. Once disconnected, unbolt the module from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed BCM into place. Reconnect all electrical connectors firmly, ensuring they click and lock into position.
- Post-Installation Steps: Reconnect the battery terminal. Start the vehicle and check for proper function of lights, windows, and locks. Note that some vehicles may require additional relearn procedures as outlined below.
Important Post-Installation Information
Because this GM Body Control Module is the brain for many systems, your vehicle may require one or more of the following procedures after installation. This is normal and ensures all related components communicate correctly with the new module.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag system’s Sensing and Diagnostic Module (SDM).
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor relearn to ensure correct brake light operation and to satisfy the traction control system.
- No Core Charge: We make it simple. There is no core charge on this part, so you can keep your old module without the hassle of shipping it back.
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a certified technician if you are unsure about any part of the installation or post-install procedures.
Verified Vehicle Compatibility
This module is a direct replacement for a wide range of GM cars, trucks, and SUVs. Please confirm your model and year from the list below. This part replaces numerous original part numbers, including 10382479, 15872421, 20815898, 22860591, 25892622, and many more.
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
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. The main benefit of our service is that we program the module to your vehicle’s specific VIN before shipping it to you. It arrives ready to be installed, with no extra programming required.