Restore Your Cadillac’s Electrical Functions with a Reliable BCM
If your 2007-2009 Cadillac SRX is plagued by strange and frustrating electrical issues, a failing Body Control Module (BCM) is often the culprit. As the central command center for your vehicle’s body electronics, the BCM manages everything from your power windows and door locks to the interior lights and security system. When it starts to fail, it can feel like your car has a mind of its own. This isn’t just an annoyance; it can be a serious safety concern. We offer a dependable, straightforward solution to get your vehicle back to normal.
This is a replacement Body Control Module that arrives ready for installation thanks to our professional cloning service. You send us your original BCM, and we transfer all the essential vehicle-specific data—including your VIN and security information—to this replacement unit. This process ensures that the new module is a perfect match for your vehicle’s configuration, eliminating the need for costly and time-consuming dealership programming. It’s the most efficient way to replace a faulty 2007-2009 SRX Body Control Module.
From the Diagnostic Bay: The Case of the Haunted SRX
I remember a customer bringing in their ’08 SRX with a list of complaints that sounded like something out of a ghost story. The dome lights would flicker randomly, the radio would shut off, and sometimes the power locks wouldn’t respond. They had already replaced the battery and checked the main fuses. After hooking up my scan tool, I saw several communication error codes (U-codes) pointing to a network issue. In my 20+ years of experience, these intermittent, multi-system electrical gremlins almost always lead back to the BCM. The internal logic board develops micro-fractures or capacitor leaks over time, causing unpredictable behavior. By providing them with a cloned BCM, we had their SRX’s electronics functioning perfectly in an afternoon, saving them a huge bill and a long wait at the dealership.
Common Signs of a Failing BCM
A bad BCM can manifest in numerous ways. If you’re experiencing any of the following, it’s a strong indicator that your module needs attention. Look out for these symptoms, which are often accompanied by diagnostic trouble codes like U0140, B1001, or B1327.
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ The security system or keyless entry malfunctioning.
- ✔ Warning lights on the dashboard staying on or flashing without reason.
- ✔ The vehicle’s horn sounding unexpectedly.
- ✔ Communication issues with other modules on the vehicle’s data network.
A Straightforward Guide to Installation
Our cloning service makes installing your replacement 2007-2009 SRX Body Control Module a simple plug-and-play process. While the exact location can vary, the BCM in the 2007-2009 SRX is typically found on the left-hand (driver’s) side of the dash.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the BCM: On your SRX, access the area under the driver’s side dashboard. You may need to remove a lower dash panel for clear 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 module from its mounting bracket.
- Install the New Module: Mount the replacement BCM in the same position and securely reconnect all the electrical harnesses. Ensure they click into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the ignition on and test all body functions—windows, locks, lights, etc.—to confirm the repair.
Important Post-Installation Notes
In some cases, additional steps may be required after installation:
- Airbag System Sync: If the airbag warning light is illuminated after you install the module, a ‘Setup SDM Primary Key in BCM’ procedure is necessary. This requires a professional-grade scan tool to sync the airbag system with the new BCM.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor relearn to ensure the brake lights and traction control system function as intended.
- Disclaimer: Always refer to a factory service manual for your specific vehicle or consult with a qualified mechanic if you are unsure about any step.
Verified Fitment Across a Range of GM Vehicles
This BCM, part number 20864767, is a direct replacement for a wide array of original equipment part numbers and fits many GM vehicles. Please verify your original part number is on this list or that your vehicle is listed below. Our cloning service makes this a compatible replacement for your specific vehicle’s software.
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
AVALANCHE 1500 10 (ID 25892622)
CAPRICE 11-13
CAPTIVA SPORT 12 (ID 20921435, 20921436, 22860591)
CTS 08 (RH dash)
CTS 08-13 (LH dash)
DTS 06-11
ENCLAVE 08-12
EQUINOX 07-09
ESCALADE 10 (ID 20815898, 25892622)
ESCALADE ESV 10 (ID 20815898, 25892622)
ESCALADE EXT 10 (ID 25892622)
EXPRESS 1500 VAN 08-12
EXPRESS 2500 VAN 08-12
EXPRESS 3500 VAN 08-12
G8 08-09
HUMMER H2 08-09
IMPALA 06-12
IMPALA 13 (ID 22820315)
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 (ID 20815898, 25892622)
TAHOE 10 (ID 20815898, 25892622)
TORRENT 07-09
TRAVERSE 09-12
VUE 08-10
YUKON 10 (ID 20815898, 25892622)
YUKON XL 1500 10 (ID 20815898, 25892622)
Frequently Asked Questions
How does the BCM cloning service work?
How does the BCM cloning service work?
After you purchase, you will ship your original BCM to us. We use specialized equipment to extract the vehicle-specific data (like VIN, mileage, and key data) and flash it onto the replacement module. This makes the new unit a perfect electronic match for your car, so it’s ready to install without any additional programming.
Do I need to send you my VIN?
No, you do not need to provide your VIN separately. All the necessary information, including the VIN, is contained within your original BCM. We will extract everything we need directly from the module you send us.
What is your core policy? Do I get my old part back?
Yes, your original module is always returned to you along with the programmed replacement unit. We do not require you to send in a core for exchange and we do not keep your original part.
Is this a guaranteed fix for my vehicle’s electrical problems?
This module will fix issues directly caused by a faulty BCM. While the symptoms listed are strong indicators, we always recommend a proper diagnosis by a qualified mechanic to confirm the BCM is the root cause before ordering. Problems with wiring, grounds, or other modules can sometimes mimic BCM failure.
Will I need a special tool to perform the airbag or brake relearn procedures?
Yes, if these procedures are required for your vehicle, they must be performed with a professional-grade bidirectional scan tool. Basic code readers cannot perform these functions. Many local repair shops can perform these relearns for you if needed.