Are you chasing electrical gremlins in your 2006-2013 Chevrolet Impala? Intermittent power windows, flickering lights, a security system that won’t cooperate, or strange warning messages on the dash are classic signs of a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can cause a host of confusing and frustrating problems. Stop the guesswork and restore your car’s functionality with this direct-replacement, VIN-programmed Body Control Module.
This isn’t just a part in a box. We take the hassle and expense out of the repair by programming this module specifically for your vehicle using your VIN. This means it arrives at your door ready for installation, with the latest software updates from GM already loaded. You get to skip the costly trip to the dealership for programming, saving you time and hundreds of dollars. This is the smart, efficient solution for both seasoned mechanics and first-time DIYers.
Case Study: A Tricky Diagnosis
A customer brought in a 2011 Impala with a laundry list of complaints: the radio would turn off randomly, the driver’s side power window worked only when it wanted to, and the anti-theft light would flash, sometimes preventing the car from starting. They had already replaced the battery and checked fuses. My scan tool showed a dozen intermittent communication codes (U-codes) pointing to multiple systems. In my 20+ years of experience, a pattern like this rarely means all those parts failed at once. It almost always points back to the central hub—the BCM. We installed a VIN-programmed BCM, and every single issue was resolved instantly. It’s a perfect example of how one failing module can make a reliable car feel completely unreliable.
Is Your Impala Showing These Telltale Signs?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, this module is likely the solution you need:
- âś” Erratic or non-functional power windows, door locks, and interior lights.
- âś” The security or anti-theft system light is on, or the vehicle won’t start.
- âś” Horn honking unexpectedly or not working at all.
- âś” Dashboard warning lights (like ABS or Airbag) illuminating without a clear cause.
- âś” Communication error codes, such as U0100, U0140, or other U-series codes, stored in the system.
- âś” Wipers or climate control functions behaving unpredictably.
A Straightforward Guide to BCM Installation
Replacing the BCM in your Impala is a manageable job. For the 2006-2013 Impala, the BCM is typically located on the left (driver’s) side of the dashboard, often near the steering column. While exact steps can vary slightly, here is a general guide:
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Access the Module: You will likely need to remove the lower dash panel beneath the steering wheel to gain access to the BCM. This is usually held in by a few screws or clips.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be pressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in the same location and securely reconnect all electrical connectors. You should hear a ‘click’ as they lock into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—windows, locks, lights, wipers, etc.—to confirm the repair.
Important Post-Installation Notes
Because this module is pre-programmed, most functions should work immediately. However, depending on your vehicle’s specific configuration, a couple of quick relearn procedures may be needed. Don’t worry, this is normal.
- Airbag System Sync: If your airbag warning light is on after installation, a simple “Setup SDM Primary Key in BCM” procedure may be required. This syncs the new BCM with the airbag system and can be done with most professional-grade scan tools.
- Brake Pedal Position Relearn: In some cases, a brake pedal position sensor relearn might be necessary for proper brake light and traction control operation.
Verified Fitment Across GM Models
This Body Control Module is a direct replacement for part number 15948438 and a wide range of other interchangeable part numbers. It is guaranteed to fit the 2006-2013 Chevrolet Impala and many other GM vehicles. Please verify your vehicle from the list below.
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 (07-12), Avalanche 1500 (10), Caprice (11-13), Captiva Sport (12), CTS (08-13), DTS (06-11), Enclave (08-12), Equinox (07-09), Escalade / ESV / EXT (10), Express/Savana Vans (08-12), G8 (08-09), Hummer H2 (08-09), Impala (06-13), Lucerne (06-11), Monte Carlo (06-07), Outlook (07-10), SRX (07-09), STS (10), Suburban 1500 (10), Tahoe (10), Torrent (07-09), Traverse (09-12), Vue (08-10), Yukon / XL 1500 (10). Please check the detailed fitment list for specific options and IDs.
Frequently Asked Questions
Do I need to send my old BCM back?
No. There is absolutely no core charge for this module. You can keep your old part.
How do I provide my VIN for programming?
After you complete your purchase, simply send us a message with your vehicle’s 17-digit VIN. We will program the module before shipping it to you.
Is this a difficult part to install myself?
For someone with basic mechanical skills, this is a very manageable installation. Accessing the module under the dash is typically the most time-consuming part. Our pre-programming service eliminates the most difficult step, which is the software setup.
What if my key fob doesn’t work after installation?
While our programming covers most functions, sometimes key fobs need to be re-synced to the new BCM. This is a simple procedure that can usually be found in your vehicle’s owner’s manual or online and does not require special tools.
Will this fix my specific problem?
This module will correct any issue directly caused by a faulty BCM. If you are experiencing multiple, unrelated electrical issues as described above, a failing BCM is the most likely culprit.