Restore Full Functionality to Your GM Vehicle
Are you dealing with baffling electrical issues in your 2007-2012 GMC Acadia or another compatible GM vehicle? Problems like flickering interior lights, power windows that won’t respond, a security system that acts up, or even a frustrating no-start condition often point to one culprit: a failing Body Control Module (BCM). As the central command center for your vehicle’s comfort and convenience features, when the BCM falters, it can make your daily drive a nightmare. This isn’t just an inconvenience; it can affect vehicle security and safety systems.
This is a direct-replacement Body Control Module, but with a crucial difference. We provide a professional cloning service that takes the guesswork and high dealership costs out of the equation. Simply provide us with your vehicle’s VIN at checkout, and our technicians will program the module with the latest GM software specific to your car. This ensures that when the part arrives, it’s ready for installation, saving you the hassle and expense of a tow to the dealer for programming.
A Technician’s Notebook: The Case of the Haunted Acadia
I remember a 2010 Acadia that came into my bay with a list of symptoms that sounded like something out of a horror movie. The owner said the dome lights would flicker randomly, the radio would shut off, and occasionally, the power liftgate would open on its own. He’d already replaced the battery twice. A scan showed a dozen communication codes (U-codes), all pointing to network chaos. After checking the main data bus connectors for corrosion—a common issue on these platforms—we isolated the BCM. Upon removal, we found tell-tale signs of water intrusion on the circuit board from a minor windshield leak the owner didn’t even know he had. Swapping in a VIN-programmed 2007-2012 Acadia BCM like this one resolved every single issue. It’s a textbook example of how a single module can cause widespread electronic mayhem.
Is Your Vehicle Showing These Symptoms?
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors working intermittently or not at all.
- ✔ The security system light stays on, or the alarm goes off for no reason.
- ✔ Instrument cluster gauges behaving erratically or going dark.
- ✔ Communication error codes, such as U0140 (Lost Communication With Body Control Module).
- ✔ Remote keyless entry (RKE) system failure.
- ✔ A/C and heater blower motor control problems.
A Straightforward Guide to BCM Replacement
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On the 2007-2012 GMC Acadia, the BCM is typically located on the left-hand (driver’s) side of the dashboard, often behind the lower dash panel near the steering column.
- ✔ 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 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. 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—lights, windows, locks, etc.—to confirm the repair.
Post-Installation Requirements
While our programming handles the heavy lifting, some vehicles may require simple relearn procedures after installation. These are critical for safety system integration.
- Airbag System Sync: If the airbag warning light is illuminated after installation, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: On certain models, a brake pedal position sensor relearn may be required to ensure correct brake light operation and to prevent issues with the traction control system.
Disclaimer: Procedures can vary. We always recommend consulting a factory service manual or a certified technician for your specific vehicle.
Verified Vehicle Compatibility
This module is a direct replacement for a wide range of GM vehicles. Please verify your part number or match your vehicle from the list below. This unit is compatible with 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.
AVALANCHE 1500 10
CAPRICE 11-13
CAPTIVA SPORT 12
CTS 08-13
DTS 06-11
ENCLAVE 08-12
EQUINOX 07-09
ESCALADE 10
ESCALADE ESV 10
ESCALADE EXT 10
EXPRESS 1500 VAN 08-12
EXPRESS 2500 VAN 08-12
EXPRESS 3500 VAN 08-12
G8 08-09
HUMMER H2 08-09
IMPALA 06-13
LUCERNE 06-11
MONTE CARLO 06-07
OUTLOOK 07-10
SAVANA 1500 VAN 08-12
SAVANA 2500 VAN 08-12
SAVANA 3500 VAN 08-12
SRX 07-09
STS 10
SUBURBAN 1500 10
TAHOE 10
TORRENT 07-09
TRAVERSE 09-12
VUE 08-10
YUKON 10
YUKON XL 1500 10
Frequently Asked Questions
Do I need to send my old BCM to you?
No, this is not a repair service for your original part. We supply a replacement BCM and use our cloning service to transfer your vehicle’s data. We will also return your original module with the newly programmed unit.
How do I provide my VIN?
After you complete your purchase, you will need to send us your 17-digit Vehicle Identification Number (VIN). We cannot program and ship the module without it.
Is this really plug-and-play?
Yes, for over 95% of installations. Our VIN programming handles the security and vehicle-specific options. In rare cases, or if an airbag light appears, a secondary relearn procedure may be needed as described above.
What if I have different options than the original vehicle?
Our programming is based on the VIN you provide, which corresponds to the original factory build of your vehicle. The module will be programmed to operate the features your vehicle was built with.
What is your core policy?
We do not require your old module as a core for exchange. As part of our service, your original module is always sent back to you along with the replacement unit we provide.