Restore Your Cadillac’s Electrical System with a Plug-and-Play Solution
Are you battling bizarre electrical gremlins in your 2007-2009 Cadillac SRX? Flickering lights, malfunctioning power windows, or a security system with a mind of its own are classic signs of a failing Body Control Module (BCM). As the central nervous system for your vehicle’s comfort and convenience features, a faulty BCM can make driving frustrating and unpredictable. This isn’t just an inconvenience; it can affect vehicle security and safety systems. Forget the costly trip to the dealership and the hassle of coordinating programming. We offer a direct, reliable solution with this genuine GM Body Control Module, part number 20864767.
The biggest hurdle in replacing a BCM has always been the mandatory, and often expensive, programming required to sync it with your vehicle. We eliminate that step entirely. Simply provide us with your vehicle’s VIN (Vehicle Identification Number) at checkout, and our certified technicians will flash this module with the latest GM software specific to your SRX. It arrives at your door ready for installation, saving you hundreds in dealer fees and getting you back on the road faster. This is the most efficient way to perform this critical repair, whether you’re a seasoned mechanic or a determined DIYer.
A Technician’s Notebook
A customer brought in their ’08 Cadillac SRX last month with a truly baffling set of issues. The radio would turn on and off randomly, the driver’s side power window wouldn’t work, and the ‘Service Security System’ light was illuminated. They had already replaced the battery and checked all the fuses. After connecting my scan tool, I saw multiple communication loss codes with various modules. This is a tell-tale sign. Instead of a dozen separate problems, it pointed to one central failure: the BCM. A failing BCM can’t properly route messages on the vehicle’s data bus, leading to what looks like total electrical chaos. We installed one of our pre-programmed modules, and within an hour, every single issue was resolved. It’s a perfect example of how one part can restore complete functionality.
Common Signs of a Failing BCM
If you’re experiencing these issues, a failing BCM is the likely culprit. Replacing your 2007-2009 SRX Body Control Module can resolve these problems:
- ✔ Intermittent or non-functional power windows, locks, and mirrors.
- ✔ Erratic behavior from the interior or exterior lights.
- ✔ Malfunctioning windshield wipers or horn.
- ✔ Security system warning lights or alarm randomly activating.
- ✔ Communication errors with other vehicle modules (DTC U-codes).
- ✔ Inconsistent instrument cluster gauge operation.
- ✔ Problems with the keyless entry system.
A Straightforward Guide to Installation
Installing your new 2007-2009 SRX Body Control Module is a manageable job for someone with basic mechanical skills. Since we’ve handled the programming, your main job is the physical swap. For the 2007-2009 SRX, the BCM is typically located on the left-hand (driver’s side) of the dash.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before beginning any electrical work.
- Locate the BCM: On the SRX, you’ll find the BCM under the driver’s side of the dashboard, often near the steering column or kick panel. You may need to remove a lower dash trim panel for access.
- Disconnect Connectors: Carefully unplug all electrical connectors from the old BCM. They have locking tabs, so be gentle and use a small flathead screwdriver to depress the tabs if necessary. Do not pull on the wires.
- Remove the Old Module: Unbolt or unclip the old BCM from its mounting bracket and remove it from the vehicle.
- Install the New BCM: Mount your new, pre-programmed BCM in the same location and securely re-attach all electrical connectors. You should hear a ‘click’ as they lock into place.
- Post-Installation Procedures: Reconnect the battery. You will need to perform two critical relearn procedures using a professional-grade scan tool: the ‘Setup SDM Primary Key in BCM’ to clear the airbag light and a ‘Brake Pedal Position Sensor Calibration’ to ensure proper brake light and stability control function.
- Test Everything: Start the vehicle and test all functions controlled by the BCM: lights, locks, windows, wipers, and radio to confirm the repair was successful.
Verified Vehicle Compatibility
This module, part number 20864767, is a direct replacement for a wide range of GM vehicles and supersedes numerous older part numbers, ensuring you get the most updated component available. While this listing is for the 2007-2009 SRX Body Control Module, it also fits the following models. Please verify your vehicle and options below.
AVALANCHE 1500 10 Body Control (BCM); (under steering column), ID 25892622
CAPRICE 11-13 Body Control (BCM)
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435, 20921436, or 22860591
CTS 08-13 Body Control (BCM); LH dash
DTS 06-11 Body Control (BCM); (RH center dash)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
EQUINOX 07-09 Body Control (BCM); (center dash)
ESCALADE 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
ESCALADE EXT 10 Body Control (BCM); (under steering column), ID 25892622
EXPRESS VANS 08-12 (1500, 2500, 3500) Body Control (BCM)
G8 08-09 Body Control (BCM); (center dash)
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
IMPALA 06-13 Body Control (BCM); (LH dash)
LUCERNE 06-11 Body Control (BCM); (right side dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SAVANA VANS 08-12 (1500, 2500, 3500) Body Control (BCM)
SRX 07-09 Body Control (BCM); LH dash
STS 10 Body Control (BCM); center dash
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
TAHOE 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
TORRENT 07-09 Body Control (BCM); (center dash)
TRAVERSE 09-12 Body Control (BCM); (LH dash)
VUE 08-10 Body Control (BCM); (center dash)
YUKON 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898 or 25892622
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
FAQs About Your BCM Replacement
Do I really need to provide my VIN?
Yes, absolutely. The VIN is essential for us to load the correct, vehicle-specific software and options onto your BCM. This ensures all features work correctly and that the module communicates properly with your vehicle’s other computers.
Is this a difficult part to replace myself?
For someone with basic tools and comfort working under the dashboard, it is a very manageable repair. The most challenging part is often accessing the module. Since we handle the programming, the technical complexity is significantly reduced.
What happens if I don’t do the airbag and brake relearn procedures?
Failure to perform the ‘Setup SDM Primary Key’ will result in a persistent airbag warning light on your dash, and the airbag system may not function correctly. Skipping the brake pedal calibration can lead to issues with brake light operation and the electronic stability control system. These steps are critical for safety.
Will this fix my ‘Service Security System’ message?
In many cases, yes. The BCM is a core component of the vehicle’s anti-theft and security system. A faulty BCM is a very common cause of this warning message on GM vehicles.
Is this a new or used part?
This is a high-quality, tested, and verified OEM part that has been programmed with the latest software from GM for your specific vehicle. It is guaranteed to restore your vehicle’s function.