Restore Your Cadillac’s Electrical Functions and Peace of Mind
Are you dealing with bizarre electrical issues in your 2007-2009 Cadillac SRX? Flickering lights, malfunctioning power windows, a security system that acts on its own, or even a vehicle that refuses to start can all point to a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can turn your daily drive into a frustrating guessing game. I’ve seen it hundreds of times in my 20+ years as a technician: a great vehicle sidelined by a single, sensitive electronic component.
This isn’t just a replacement part; it’s a complete, hassle-free solution. We offer a professional Cloning Service for this BCM. Here’s how it works: you purchase this module and send us your vehicle’s original BCM. We then transfer all the critical data—including your VIN, key programming, and specific vehicle options—from your old module to this replacement unit. We then ship both modules back to you. The result? A BCM that is truly plug-and-play, with no need for an expensive trip to the dealership for programming. It’s the most efficient and cost-effective way to get your SRX back to perfect working order.
A Technician’s Notebook: The Case of the Haunted Cadillac
I remember a 2008 SRX that came into the shop with a list of symptoms that sounded like something out of a ghost story. The interior lights would fade in and out randomly, the radio would shut off, and the alarm would trigger in the middle of the night. The owner had already replaced the battery and checked the main grounds. After hooking up the scan tool, I saw a flurry of U-codes (communication errors) between various modules. This is a classic sign that the BCM, the network’s traffic controller, is failing. Instead of a costly new module and hours of programming at the dealer, we used a cloned BCM. The customer sent us their original unit, we performed the data transfer, and once the replacement was installed, every single electrical gremlin vanished. It’s a reliable fix that saves time, money, and a lot of headaches.
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 or keyless entry is malfunctioning (e.g., false alarms, won’t recognize key fob).
- ✔ Instrument cluster warnings (like the security light) staying on.
- ✔ The engine won’t crank or start, even with a good battery (due to security system immobilization).
- ✔ Communication error codes (U-codes) stored in the system, such as U0140, U0155, or U0164.
- ✔ Unpredictable accessory behavior (radio, wipers, etc.).
A Straightforward Guide to Installation
- ✔ Cloning Process: We will perform a full data transfer from your original module to the replacement unit, ensuring all vehicle-specific settings are perfectly matched.
- ✔ Safety First: Before starting the physical installation, disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- ✔ 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.
- ✔ Swap the Modules: Carefully disconnect the wiring harnesses from your old BCM and remove it. Install the newly programmed module in its place and securely reconnect all wiring harnesses.
- ✔ Reconnect Battery: Reattach the negative battery terminal.
- ✔ Post-Installation Checks: Start the vehicle and test all body functions—lights, locks, windows, radio, etc. Please see the important notes below regarding potential post-installation procedures that may be required.
Important Post-Installation Notes
While our cloning service eliminates the need for major programming, some vehicle systems may require a simple relearn or synchronization procedure after the BCM is replaced. These are often straightforward and can sometimes be done without a high-end scan tool.
- 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 some models, a brake pedal position sensor relearn may be necessary to ensure correct brake light operation and to keep the traction control system happy.
Disclaimer: Vehicle systems vary. Always refer to a factory service manual or consult with a qualified automotive technician if you are unsure about any step.
Verified Vehicle Compatibility
This Body Control Module is a direct fit for a wide range of General Motors vehicles. Please verify your part number against our extensive cross-reference list below. This unit is compatible with service 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, and 95151084.
ACADIA 07-12 Body Control (BCM); (LH dash)
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 1500 VAN 08-12 Body Control (BCM); (center dash)
EXPRESS 2500 VAN 08-12 Body Control (BCM)
EXPRESS 3500 VAN 08-12 Body Control (BCM)
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 1500 VAN 08-12 Body Control (BCM); (center dash)
SAVANA 2500 VAN 08-12 Body Control (BCM)
SAVANA 3500 VAN 08-12 Body Control (BCM)
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
G8 08-09 Body Control (BCM); (center dash)
Frequently Asked Questions
Frequently Asked Questions
How does the cloning service work?
After you purchase, you’ll ship your original BCM to us. We use specialized equipment to read the unique data from your module and write it onto the replacement unit. This makes the new module an exact electronic match to your vehicle, avoiding the need for dealer programming.
Do I need to send my VIN number?
While the cloning process is the primary method of programming, providing your VIN helps us double-check for any specific software updates from GM that may apply to your vehicle, ensuring you receive the best possible configuration.
What happens to my original BCM?
Your original module is always returned to you along with your newly programmed replacement. We do not keep customer cores, so you’ll have your original part for your records or as a backup.
Is this difficult to install myself?
For someone with basic mechanical skills, the physical swap is very manageable. The BCM is usually accessible under the dashboard and held in by a few bolts or clips. The main benefit is that our cloning service removes the most difficult part: the electronic programming.
What if my original BCM is completely dead and can’t be read?
In rare cases where a BCM is too damaged to be read (e.g., severe water or fire damage), cloning may not be possible. In these situations, we would program the module using the VIN you provide, but additional security relearn procedures may be necessary after installation.