Restore Full Functionality to Your GM Vehicle
Are you chasing down frustrating electrical gremlins in your work van or family SUV? Issues like flickering dashboard lights, power windows with a mind of their own, or a security system that randomly acts up are classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can make your vehicle unreliable and unsafe. This isn’t just an inconvenience; it’s a problem that needs a solid fix. This is a direct-fit, VIN-programmed replacement BCM that restores your vehicle’s systems to factory-spec operation, getting you back on the road with confidence.
A Technician’s Notebook: The Case of the Unreliable Work Van
A customer brought in his 2011 Savana 3500 complaining of a “haunted” van. The dome lights would stay on, the radio would sometimes not power up, and occasionally, the van wouldn’t start, but the battery was fine. He’d already replaced the battery and checked the alternator. After hooking up the scan tool, I saw a slew of communication error codes pointing to the BCM. These intermittent faults are common when the internal circuits of the BCM start to break down. Instead of a costly diagnostic rabbit hole at the dealership, we installed one of our VIN-programmed modules. The key is the programming; it ensures the new BCM communicates perfectly with the van’s other modules, like the ECU and instrument cluster. After a quick install and the required security relearn, all the ghost-like issues were gone. It’s a textbook fix I’ve performed hundreds of times.
Is Your GM Vehicle Showing These BCM Failure Signs?
A failing BCM can cause a wide range of confusing symptoms. If you’re noticing any of the following, your Body Control Module is the likely culprit:
- ✔ Erratic or non-functional power windows, door locks, and interior lights.
- ✔ The security system or keyless entry works intermittently or not at all.
- ✔ Dashboard warning lights (like the airbag light) stay on for no reason.
- ✔ The horn honks unexpectedly or doesn’t work when you need it.
- ✔ Communication errors with other vehicle modules, leading to no-start conditions.
- ✔ Wipers or climate control fans behaving unpredictably.
The Smart Solution: A VIN-Programmed BCM
Don’t waste time and money with a used module that requires expensive dealership programming. We take the hassle out of the repair. Simply provide your vehicle’s VIN during checkout, and our experts will program this 2008-2012 Savana 3500 BCM with the latest GM software updates specific to your vehicle. This ensures seamless integration and proper function of all related systems right out of the box. It’s the most reliable and efficient way to solve your vehicle’s electrical issues.
A Straightforward Guide to Installation
Installing your new BCM is a manageable job for a DIYer with basic tools. 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 before starting any electrical work.
- Locate the BCM: On most Savana/Express vans, it’s behind the center dash. On other models like the Acadia or Impala, it’s typically on the driver’s side, under or to the left of the steering column.
- Remove Trim Panels: Carefully remove any plastic trim or panels necessary to access the module.
- Disconnect and Remove: 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 BCM: Mount your new, pre-programmed BCM and securely reconnect all electrical connectors. You should hear a ‘click’ as they lock into place.
- Critical Final Steps: Reconnect the battery. You MUST perform the ‘Setup SDM Primary Key in BCM’ procedure with a compatible scan tool to ensure the airbag system functions correctly and to clear the warning light. Some vehicles may also require a Brake Pedal Position Sensor recalibration.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of GM vehicles and is interchangeable with numerous part numbers. Please verify your vehicle is on this list and that your original part number matches one of the following:
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
Fits Models Including:
- Acadia (2007-2012)
- Avalanche 1500 (2010)
- Caprice (2011-2013)
- Captiva Sport (2012)
- CTS (2008-2013)
- DTS (2006-2011)
- Enclave (2008-2012)
- Equinox (2007-2009)
- Escalade, ESV, EXT (2010)
- Express 1500/2500/3500 Van (2008-2012)
- G8 (2008-2009)
- Hummer H2 (2008-2009)
- Impala (2006-2013)
- Lucerne (2006-2011)
- Monte Carlo (2006-2007)
- Outlook (2007-2010)
- Savana 1500/2500/3500 Van (2008-2012)
- SRX (2007-2009)
- STS (2010)
- Suburban 1500 (2010)
- Tahoe (2010)
- Torrent (2007-2009)
- Traverse (2009-2012)
- Vue (2008-2010)
- Yukon / Yukon XL 1500 (2010)
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming before shipment. Just provide your VIN when you order, and the module will arrive ready for installation and the final vehicle-side relearn procedures.
What tools are required for the final steps after installation?
You will need a bi-directional diagnostic scan tool capable of performing GM-specific functions. This is necessary for the ‘Setup SDM Primary Key in BCM’ (for the airbag system) and the potential Brake Pedal Position Sensor recalibration. Many independent shops and advanced DIYers have these tools.
Will this fix my ‘Service Airbag’ light?
If the light is on due to a communication fault with a bad BCM, yes. After installing this module and performing the ‘Setup SDM Primary Key’ procedure, the light should go out, provided there are no other faults in the airbag system itself.
Is this a simple plug-and-play part?
It is ‘plug-and-program-and-play’. The module is physically plug-in, and we handle the complex programming. However, you or your mechanic must perform the final, simple relearn procedures in the vehicle as mentioned for safety systems to function correctly.
How do I provide my VIN number?
After you complete your purchase, you will need to send us a message with your 17-digit Vehicle Identification Number (VIN). We cannot program and ship your BCM without it.