Restore Your Cadillac’s Electrical System with a Pre-Configured BCM
If your 2007-2009 Cadillac SRX is experiencing bizarre electrical issues—like flickering lights, malfunctioning power windows and locks, or a security system that acts up for no reason—you’re likely dealing with a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can cause a cascade of frustrating problems, often leading to incorrect diagnoses and wasted money on other parts. I’ve spent over two decades in the garage, and I can tell you that when multiple, unrelated electronic systems start failing at once, the BCM is the first place a seasoned technician looks.
This isn’t just a replacement part; it’s a complete solution. We offer a professional Cloning Service that eliminates the need for expensive dealership programming. Simply send us your original BCM, and we will transfer all the critical, vehicle-specific data to this replacement unit. It will arrive at your door loaded with the latest GM software updates and configured to your vehicle’s VIN, making the installation process as straightforward as possible. This service ensures that your vehicle accepts the new module seamlessly, retaining all its original features and security settings.
Case Study: A Tricky Diagnosis
A customer brought in a 2008 SRX with a complaint that was all over the map. The radio would turn off, the driver’s side window wouldn’t work, and occasionally the car wouldn’t start, showing a ‘Service Theft System’ message. They had already replaced the battery and alternator. A scan showed a slew of ‘U’ codes, indicating communication loss between various modules. The root cause? A classic GM issue: a minor water leak from a clogged sunroof drain was dripping onto the BCM, located on the left side of the dash. Over time, this caused internal corrosion and intermittent failures. By replacing the BCM and fixing the leak, we restored the vehicle to perfect working order. This is why checking for moisture is a critical first step in any BCM diagnosis.
Is Your SRX Showing These Symptoms?
- ✔ Intermittent or non-functional power windows, door locks, or interior lights.
- ✔ The security or anti-theft system preventing the vehicle from starting.
- ✔ Erratic instrument cluster behavior or warning lights that come and go.
- ✔ Communication-related Diagnostic Trouble Codes (DTCs), such as U0140, U0155, or other U-codes.
- ✔ Horn, wipers, or other accessories working unpredictably or not at all.
- ✔ A battery that drains overnight with no obvious cause.
Your Straightforward BCM Installation Guide
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On the 2007-2009 Cadillac SRX, the Body Control Module is typically located on the left (driver’s) side of the dashboard, often behind the lower dash panel.
- ✔ Remove the Old Module: Carefully unplug the electrical connectors. These connectors have locking tabs, so be sure to release them properly to avoid damage. Once disconnected, unbolt the module from its mounting bracket.
- ✔ Install the New Module: Mount your new, pre-configured BCM in place and securely reconnect all electrical connectors. You should hear a ‘click’ as they lock into position.
- ✔ Reconnect Power: Reattach the negative battery terminal.
- ✔ Perform Final Checks: Start the vehicle and test all body functions (lights, locks, windows, radio, etc.). If any warning lights appear (like the airbag light), a post-install procedure may be required.
Important Post-Installation Information
While our cloning service makes this a near plug-and-play repair, some GM vehicles may require additional steps to synchronize all systems. These are not always necessary but are important to be aware of:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a compatible high-level scan tool. This syncs the BCM with the airbag module.
- Brake Pedal Position Relearn: On certain models, a brake pedal position sensor relearn may be needed to ensure correct brake light operation and to satisfy the traction control system.
Disclaimer: Vehicle systems vary. We always recommend consulting a factory service manual or a certified technician if you are unsure about any part of the process.
Verified Vehicle Compatibility
This BCM, part number 15828601, is a direct replacement for a wide range of GM vehicles and interchanges with numerous part numbers. Please verify your original part number is on this list. This module fits:
ACADIA 07-12 (LH dash)
AVALANCHE 1500 10 (under steering column)
CAPRICE 11-13
CAPTIVA SPORT 12 (center dash)
CTS 08-13 (LH dash)
DTS 06-11 (RH center dash)
ENCLAVE 08-12 (LH dash)
EQUINOX 07-09 (center dash)
ESCALADE 10 (under steering column)
ESCALADE ESV 10 (under steering column)
ESCALADE EXT 10 (under steering column)
EXPRESS VANS 08-12 (center dash)
G8 08-09 (center dash)
HUMMER H2 08-09 (LH firewall)
IMPALA 06-13 (LH dash)
LUCERNE 06-11 (right side dash)
MONTE CARLO 06-07 (LH steering column)
OUTLOOK 07-10 (center dash)
SAVANA VANS 08-12 (center dash)
STS 10 (center dash)
SUBURBAN 1500 10 (under steering column)
TAHOE 10 (under steering column)
TORRENT 07-09 (center dash)
TRAVERSE 09-12 (LH dash)
VUE 08-10 (center dash)
YUKON 10 (under steering column)
YUKON XL 1500 10 (under steering column)
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
Frequently Asked Questions
Frequently Asked Questions
How does the Cloning Service work?
After you place your order, you will ship your original BCM to us. We use specialized equipment to extract the unique data from your module and flash it onto the replacement unit. This ensures the new BCM is a perfect match for your vehicle’s options and security system.
Do I need to send my VIN number?
Yes, providing your VIN is a crucial step. We use it to verify compatibility and to load the latest, most stable software from GM for your specific vehicle build, ensuring optimal performance and reliability.
Will I get my original module back?
Absolutely. We always return your original BCM along with the fully programmed replacement unit. We do not keep customer cores.
What tools are required for installation?
For most models, basic hand tools like a socket set and screwdrivers are all that’s needed to access and swap the module. No special programming tools are required thanks to our cloning service.
What if an airbag or other warning light comes on after installation?
This can occasionally happen as the vehicle’s systems re-sync. As noted in our post-installation section, a simple relearn procedure, like the ‘Setup SDM Primary Key in BCM’ for the airbag system, may be needed. This can be done by any professional shop with a high-level diagnostic tool.