Restore Your Van’s Electrical System with a Plug-and-Play Solution
Is your 2008-2012 Chevy Express 1500 plagued by baffling electrical problems? Flickering lights, malfunctioning power windows, a dead instrument cluster, or a frustrating no-start condition can often be traced back to a single component: a failing Body Control Module (BCM). As the central nervous system for your vehicle’s body electronics, a faulty BCM can create chaos. This isn’t just an annoyance; it can be a safety concern and bring your work or travels to a halt. We offer a reliable, direct-fit solution to get you back on the road with confidence.
Case Study: A Tricky Diagnosis
A customer brought in their 2011 Express 1500 work van last month with a list of strange symptoms. The dome lights would stay on, the radio would randomly shut off, and occasionally, the van wouldn’t start, even with a new battery. They had already replaced the alternator and battery to no avail. After connecting my diagnostic scanner, I saw multiple communication error codes pointing towards the BCM. Water intrusion is a common killer for these modules, often from a leaky windshield seal. We installed one of our VIN-programmed BCMs, and within an hour, every single one of the van’s electrical gremlins was gone. It’s a classic case where chasing individual symptoms is a waste of time and money; the root cause is the central controller.
Is Your Express Van Showing These Signs?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, this module is the likely solution:
- ✔ Erratic or non-functional interior/exterior lights
- ✔ Power windows, locks, or mirrors not working correctly
- ✔ Instrument panel gauges behaving strangely or not at all
- ✔ Intermittent no-start or security system issues
- ✔ Horn, wipers, or radio functioning intermittently
- ✔ Multiple, seemingly unrelated warning lights on the dash
This isn’t just a replacement part; it’s a complete, ready-to-install solution. We take the guesswork and high dealership costs out of the equation. By providing us with your vehicle’s VIN at checkout, we program the module with the latest GM software specific to your Express 1500. This ensures all factory-installed options work seamlessly right out of the box, saving you a trip to the dealer and hundreds of dollars in programming fees.
A Straightforward Guide to Your BCM Installation
Replacing the Express 1500 Body Control Module is a manageable job for a DIYer with basic tools. Follow these steps for a successful installation.
- 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 the Express and Savana vans, the BCM is typically located in the center dash area. You may need to remove a lower dash panel or glove box for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the old module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location and securely reconnect all electrical connectors. Ensure they click into place.
- Post-Installation Procedures: Reconnect the battery terminal. You will need to perform two critical procedures. First, use a capable diagnostic tool to run the ‘Setup SDM Primary Key in BCM’ function to clear any airbag faults. Second, some vehicles require a brake pedal position sensor recalibration. If you are unsure, consult a professional.
- Test All Functions: Start the vehicle and test all body functions: lights, locks, windows, radio, wipers, etc., to confirm the repair was successful.
Guaranteed Fitment for Your GM Vehicle
This Express 1500 Body Control Module is a direct replacement for part number 15093910 and interchanges with a wide array of other GM part numbers. It is guaranteed to fit the following vehicles:
Replaces 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.
Frequently Asked Questions
Do I need to do any programming myself?
No. This Body Control Module comes fully programmed to your vehicle’s specific VIN. Just provide your VIN at checkout, and we handle the rest, making it a true plug-and-play installation.
Will this fix my ‘Service Airbag’ light?
A failing BCM can cause a false airbag light. After installing this new module, the ‘Setup SDM Primary Key in BCM’ procedure must be performed with a compatible scan tool to reset the system and clear the light.
Is this a new or used part?
This is a high-quality, tested component that is guaranteed to restore your vehicle’s functionality. We ensure every module is programmed with the latest stable software from GM for optimal performance.
What tools are required for the installation?
You will typically only need basic hand tools like a socket set and screwdrivers to access and remove the BCM. A capable diagnostic scan tool is required for the post-installation airbag system reset.
What if I have features like remote start or power sliding doors?
Because we program the module using your VIN, all original factory-installed options and features will be recognized and will function correctly after installation.