Restore Your Vehicle’s Functionality with a VIN-Programmed BCM
As a technician with two decades of experience under the hood, I’ve seen it all when it comes to vehicle electronics. The Body Control Module (BCM) is the central command for your car’s comfort and security features. When it starts to fail, it can feel like your vehicle has a mind of its own. This isn’t just an inconvenience; it can be a major disruption to your day. That’s why we offer this reliable, pre-programmed GM 15819552 Body Control Module, designed to get you back on the road without the dealership hassle.
We take the guesswork and extra steps out of the repair. Simply provide your vehicle’s VIN (Vehicle Identification Number) during checkout, and my team will flash this BCM with the latest, most stable software directly from GM. This ensures it’s a true plug-and-play solution, matched perfectly to your vehicle’s specific options and configuration.
A Technician’s Notebook: The Express Van That Wouldn’t Cooperate
I remember a 2009 Chevy Express 3500 that came into the shop. The owner, a contractor, was at his wit’s end. One day the power locks wouldn’t work, the next the radio would stay on after he took the key out, and sometimes the van just wouldn’t start at all. He’d replaced the battery and checked the alternator, but the electrical gremlins persisted. After hooking up my scan tool, I saw multiple communication codes (U-codes) pointing to the BCM. A failing GM 15819552 Body Control Module was causing a data bus storm, disrupting everything. We installed one of our VIN-programmed modules, and in under an hour, the van was back to being the reliable workhorse he depended on. This is the exact fix for those baffling issues.
Common Signs of a Failing BCM
If you’re experiencing any of the following, a faulty BCM is the likely culprit. Don’t let these issues leave you stranded.
- ✔ Power windows, door locks, or mirrors operating erratically or not at all.
- ✔ Interior or exterior lights staying on, flickering, or not turning on.
- ✔ The security or anti-theft light staying illuminated, preventing the vehicle from starting.
- ✔ Intermittent no-start conditions where the engine cranks but won’t fire up.
- ✔ Diagnostic trouble codes (DTCs) related to lost communication, such as U0140, U0155, or U0100.
- ✔ Remote keyless entry (RKE) system failure.
- ✔ Horn honking unexpectedly or not working.
A Straightforward Guide to Installation
Installing your new BCM is a manageable job for a confident DIYer or any professional mechanic. While the exact location varies (see fitment list), the process is generally similar.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the BCM: It’s typically found under the driver’s side or center of the dashboard. In some vans, it’s behind a kick panel.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the old module and remove it.
- Install the New Module: Seat the new, pre-programmed BCM in place and secure it. Reconnect all electrical connectors firmly until they click.
- Reconnect Power: Reattach the negative battery terminal.
- Perform Post-Install Procedures: Start the vehicle and check all functions. As noted below, certain relearn procedures may be necessary to finalize the installation.
Important Post-Installation Steps
While this GM 15819552 Body Control Module arrives programmed, your vehicle’s systems may need to be re-synced after the power has been disconnected and a new module introduced.
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the airbag system with the new BCM.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration might be required to ensure your brake lights and traction control system function correctly.
Will This Fit My Vehicle?
This module is a direct replacement for a wide range of GM vehicles and interchanges with numerous part numbers, including 10382479, 15819552, 20815898, 22860591, 25892622, and more. Please verify your vehicle from the list below.
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)
CTS 08-13 Body Control (BCM)
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)
ESCALADE ESV 10 Body Control (BCM); (under steering column)
ESCALADE EXT 10 Body Control (BCM); (under steering column)
EXPRESS VANS 08-12 Body Control (BCM)
G8 08-09 Body Control (BCM); (center dash)
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
IMPALA 06-13 Body Control (BCM); (LH dash)
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 VANS 08-12 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)
TAHOE 10 Body Control (BCM); (under steering column)
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)
YUKON XL 1500 10 Body Control (BCM); (under steering column)
Why do you need my VIN?
Why do you need my VIN?
Your VIN is essential because it allows us to program the BCM with the exact software and settings for your vehicle’s specific features, like keyless entry, security system, and lighting options. This ensures a seamless installation and proper function without a trip to the dealer.
Is this part difficult to install?
For someone with basic mechanical skills, it’s a very manageable job. The main challenge is typically accessing the module under the dashboard. Since our BCMs come pre-programmed, you skip the most difficult step, which is the software flashing.
What does “No Core Charge” mean?
It means you don’t have to send your old, faulty BCM back to us. You can keep it, recycle it, or dispose of it yourself. There are no extra fees or deposits to worry about.
Will this fix my “Service Theft System” light?
In many cases, yes. The BCM is a critical part of the vehicle’s anti-theft system. A failing BCM is a very common cause for this warning light and the associated no-start condition. Replacing it with a properly programmed module often resolves the issue.
What tools are required for the post-install procedures?
The post-install procedures, like the airbag sync or brake pedal relearn, require a professional-grade bidirectional scan tool. Most local repair shops have this equipment if you are not able to perform the procedures yourself.