Restore Your Cadillac’s Electrical System with a Plug-and-Play Solution
Are you dealing with baffling electrical issues in your 2007-2009 Cadillac SRX? Flickering lights, unresponsive power windows, or a security system that has a mind of its own? These are classic signs of a failing Body Control Module (BCM). The BCM is the central command for your vehicle’s comfort and convenience features, and when it malfunctions, it can make driving a frustrating experience. Instead of spending a fortune at the dealership for diagnostics and programming, get a reliable, pre-programmed solution delivered to your door.
This module is meticulously prepared for your exact vehicle. We flash it with the latest GM software updates using your VIN, so it arrives ready to install. This eliminates the need for expensive scan tools or a trip to the service center for programming, saving you time and money. It’s the most direct way to get your SRX—and its many electronic features—back in perfect working order.
A Technician’s Notebook: The Ghost in the Machine
I remember a 2008 SRX that came into the shop with a list of complaints that seemed unrelated. The owner said the dome lights would stay on, the driver’s side window wouldn’t go down, and the remote start worked only half the time. He’d already replaced the window switch and a few fuses with no luck. We hooked up the scanner and saw a series of communication errors, specifically U-codes pointing to the BCM. After confirming power and ground to the module were good, we knew the internal logic had failed. Swapping in a pre-programmed 2007-2009 SRX Body Control Module like this one solved every single issue in one go. It’s a common failure point I’ve diagnosed hundreds of times, and a direct replacement is the definitive fix.
Is Your Vehicle Showing These Symptoms?
- ✔ Erratic or non-working power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that flicker, stay on, or don’t turn on at all.
- ✔ The security system or alarm randomly activates or shows a fault message.
- ✔ Remote keyless entry (RKE) or remote start is unresponsive.
- ✔ The instrument cluster displays warning lights like the airbag or service security system message.
- ✔ Communication-related Diagnostic Trouble Codes (DTCs), such as U0140, U0155, or other U-codes.
- ✔ In severe cases, a no-crank or no-start condition due to security system lock-out.
A Straightforward Guide to Installation
- ✔ 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-hand (driver’s side) of the dash, often behind the lower trim panel.
- ✔ Access and Disconnect: Carefully remove any trim panels necessary to access the module. Identify the electrical connectors attached to the BCM and disengage their locking tabs before gently pulling them out.
- ✔ Swap the Module: Remove the mounting bolts or clips holding the old BCM in place and take it out. Position your new, pre-programmed module and secure it with the original hardware.
- ✔ Reconnect and Reassemble: Firmly plug the electrical connectors into the new BCM until they click into place. Reinstall any trim panels you removed.
- ✔ Final Steps: Reconnect the negative battery terminal. Start the vehicle and test all body functions (windows, locks, lights, etc.). Note the post-installation procedures below, as some systems may require recalibration.
Important Post-Installation Information
While this BCM is programmed for a plug-and-play installation, certain vehicle systems may require a relearn procedure to sync with the new module. This is a normal part of the process.
- 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’ function. This syncs the airbag system with the new BCM and is only required if the light is on.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn might be necessary to ensure correct brake light operation and to prevent issues with 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 step of the process.
Verified Vehicle Compatibility
This Body Control Module is a guaranteed fit for the 2007-2009 Cadillac SRX. It also serves as a direct replacement for a wide range of other GM vehicles. Please verify your part number or vehicle in the list below.
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
Frequently Asked Questions
Do I need to program this BCM?
No. We handle all the programming for you before shipping. Simply provide your vehicle’s VIN during checkout, and we will flash the module with the latest GM software specific to your car. It arrives ready for installation.
What exactly does a Body Control Module do?
The BCM acts as the brain for your vehicle’s body electronics. It controls functions like power windows, power locks, interior and exterior lighting, the security system, remote entry, and wipers, ensuring they all work together correctly.
Where is the BCM on my 2007-2009 Cadillac SRX?
On the 2007-2009 SRX, the BCM is located inside the cabin, on the driver’s side (LH) of the dashboard. You will likely need to remove the lower dash trim panel below the steering wheel to access it.
Is there a core charge for this part?
No, there is absolutely no core charge. You can keep your old module without needing to send it back to us, simplifying the repair process for you.
What if my airbag light is on after I install the new BCM?
This is an indication that the new BCM needs to be electronically ‘introduced’ to the airbag system’s computer (SDM). A professional technician with a capable scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.