Restore Your Impala’s Electrical System with a Plug-and-Play BCM
Are you chasing electrical gremlins in your 2006-2013 Chevrolet Impala? One minute the power windows work, the next they don’t. The security light flashes for no reason, or worse, the car won’t start at all. These frustrating, random issues often point to one central culprit: a failing Body Control Module (BCM). The BCM is the nerve center for your vehicle’s comfort and security features, and when it starts to go, it can make driving a nightmare. Instead of paying for expensive diagnostic time and programming fees at a dealership, take control of the repair with our pre-programmed BCM.
This isn’t just a replacement part; it’s a complete solution. We take a genuine GM module and flash it with the latest, most stable software updates directly from GM. Most importantly, we program it specifically to your vehicle’s unique VIN before we ship it out. This means no extra tools, no trips to the mechanic for programming—just a straightforward installation that gets you back on the road with confidence. It’s the most efficient way to solve those bizarre electrical problems for good.
A Technician’s Notebook: The Case of the Haunted Impala
I remember a 2011 Impala that came into my shop a few years back. The owner was at his wit’s end. The radio would turn on and off by itself, the door locks would cycle while driving, and the “Service Theft System” message was constantly on the dash. He’d already replaced the battery and checked all the fuses. On the surface, it looked like multiple unrelated problems. But with over 20 years of experience, I’ve learned that when you see a cluster of strange body-related electrical issues, the BCM is the first place to look. After confirming power and ground to the module, a scan revealed multiple “lost communication” codes. We installed a VIN-programmed BCM, and like flipping a switch, every single issue was resolved instantly. It’s a classic failure pattern on these cars.
Signs Your Body Control Module is Failing
A faulty BCM can cause a wide range of symptoms that can be easily misdiagnosed. If your Impala is experiencing any of the following, a failing BCM is the likely cause:
- ✔️ Intermittent or non-working power windows, door locks, or interior lights.
- ✔️ The security or anti-theft light stays on, preventing the car from starting.
- ✔️ “Service Theft System” or “Service Vehicle Soon” messages on the instrument cluster.
- ✔️ The key fob works sporadically or not at all.
- ✔️ Communication error codes, such as U0140, when scanned with a diagnostic tool.
- ✔️ Headlights, taillights, or turn signals acting erratically.
- ✔️ The radio or climate control system behaves unpredictably.
A Straightforward Guide to Your 2006-2013 Impala BCM Installation
Replacing the BCM in your Impala is a manageable job for a DIYer with basic tools. Our pre-programmed module makes the electronic side of things simple. Just follow these general steps:
- Safety First: Always disconnect the negative terminal from your car’s battery and wait a few minutes before starting any electrical work.
- Locate the BCM: On the 2006-2013 Impala, the BCM is typically located on the left (driver’s) side of the dashboard, often near the steering column or behind the lower dash panel.
- Remove Trim Panels: You may need to remove the lower dash panel or knee bolster to gain access. These are usually held in with 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 depressed. Once disconnected, unbolt 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’ll hear a click as they lock into place.
- Reconnect the Battery: Re-attach the negative battery terminal.
- Test and Verify: Start the vehicle and test all body functions—windows, locks, lights, radio, etc.—to ensure everything is working correctly.
Important Post-Installation Note: In some cases, additional relearn procedures may be required. If your airbag light is on, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. A Brake Pedal Position relearn may also be necessary on certain models to ensure proper brake light and traction control operation. Always consult a factory service manual for vehicle-specific details.
Verified Vehicle Compatibility
While this is a perfect fit for the 2006-2013 Impala, this BCM is also compatible with a wide range of other GM vehicles. Please verify your part number and model from the list below. This module is a direct replacement for 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, and 95151084.
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
EXPRESS 3500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
IMPALA 06-12 Body Control (BCM); (LH dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
ACADIA 07-12 Body Control (BCM); (LH dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
TAHOE 10 Body Control (BCM); (under steering column), ID 25892622
TRAVERSE 09-12 Body Control (BCM); (LH dash)
YUKON 10 Body Control (BCM); (under steering column), ID 25892622
SAVANA 2500 VAN 11-12 Body Control (BCM); (center dash)
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435 or 22860591
DTS 06-11 Body Control (BCM); (RH center dash)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 25892622 or 20815898
ESCALADE & ESV & EXT 10 Body Control (BCM); (under steering column), ID 25892622 or 20815898
SAVANA 1500 VAN 08-12 Body Control (BCM); (center dash)
EXPRESS 1500 VAN 08-12 Body Control (BCM); (center dash)
STS 10 Body Control (BCM); center dash
TORRENT 07-09 Body Control (BCM); (center dash)
CTS 08-13 Body Control (BCM); LH dash
G8 08-09 Body Control (BCM); (center dash)
IMPALA 13 Body Control (BCM); (LH dash), ID 22820315
AVALANCHE 1500 10 Body Control (BCM); (under steering column), ID 25892622
LUCERNE 06-11 Body Control (BCM); (right side dash)
SRX 07-09 Body Control (BCM); LH dash
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
VUE 08-10 Body Control (BCM); (center dash)
CAPRICE 11-13 Body Control (BCM)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
Do I need to get this BCM programmed by a dealer?
No. The main benefit of our service is that we program the Body Control Module to your car’s specific VIN before we ship it. This makes it a plug-and-play installation, saving you hundreds in dealership programming fees.
What information do you need from me?
After you complete your purchase, you will need to provide us with your vehicle’s 17-digit VIN (Vehicle Identification Number). We cannot program and ship the module without it.
Will this fix the “Service Theft System” light on my Impala?
In the vast majority of cases, yes. The factory anti-theft system runs through the BCM. When the module fails, it often triggers this warning and can prevent the car from starting. A new, correctly programmed BCM is the standard fix for this common issue.
Is there a core charge or do I have to send my old part back?
There is absolutely no core charge. You can keep your old module, which simplifies the process for you and gets your car repaired faster.
What if my airbag light comes on after I install it?
This can happen occasionally. The BCM and the airbag module (SDM) communicate. If the light appears, it means they need to be re-synced. A repair shop with a professional-grade scan tool will need to perform a quick procedure called “Setup SDM Primary Key in BCM” to resolve it.