Are you chasing electrical gremlins in your Cadillac Escalade or another GM vehicle? Flickering lights, power windows with a mind of their own, or a security light that prevents your engine from starting are all classic signs of a failing Body Control Module (BCM). As the central command center for your vehicle’s electronics, a faulty BCM can cause a host of frustrating and seemingly unrelated problems. Stop throwing parts at the problem and get the definitive solution.
This is a direct-fit replacement Body Control Module, and the best part is, we handle the programming for you. Forget about expensive dealership visits, towing fees, and the hassle of coordinating programming after the part arrives. Simply provide your vehicle’s VIN at checkout, and our technicians will flash this module with the latest GM software specific to your vehicle. It arrives at your door ready for installation, saving you significant time and money.
From the Diagnostic Bay
I remember a 2010 GMC Yukon that came into my shop with the most bizarre symptoms. The radio would switch stations on its own, the driver’s power window worked intermittently, and the remote start was dead. The customer had already replaced the battery and checked all the fuses. A scan showed a handful of U-codes (communication errors) but nothing pointing to a single component. This is a tell-tale sign of a BCM failure. The module was failing to properly network with other computers. We installed a VIN-programmed BCM, and instantly, all the electrical gremlins vanished. It’s a perfect example of how one central component can create widespread chaos.
Is Your Vehicle Showing These Symptoms?
A failing BCM is often misdiagnosed. If you’re experiencing any of the following, this module is the likely solution:
- ✔ Erratic power window or power lock operation
- ✔ Interior or exterior lights not working correctly
- ✔ The security or anti-theft system light is on, causing a no-start condition
- ✔ Horn, wipers, or other accessories working intermittently or not at all
- ✔ Multiple communication-related Diagnostic Trouble Codes (DTCs), such as U0140, U0155, or U0164
- ✔ False warnings on the instrument cluster (e.g., ‘Service StabiliTrak’)
Your Straightforward BCM Installation Guide
Installing your new 2010 Escalade Body Control Module is a manageable job for a DIYer with basic tools. While the exact location varies (see fitment list), it’s typically found under the driver’s side dashboard.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow all systems to power down.
- Locate the BCM: On most GM SUVs and trucks like the Escalade, it’s under the steering column, often behind a lower dash panel. For vans and some cars, it might be in the center dash.
- Disconnect and Remove: Carefully unplug all electrical connectors. They have locking tabs, so be gentle. Once disconnected, unbolt the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Securely reconnect all electrical connectors, making sure they click into place.
- Reconnect Battery & Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position (without starting) and test all body functions—windows, locks, lights, wipers, etc.
- Perform Relearns (If Needed): Start the vehicle. If you have an airbag light or brake system warnings, follow the post-installation procedures noted below.
Important Post-Installation Steps
Because this module is pre-programmed, you’ve already skipped the hardest part. However, depending on your specific vehicle, a couple of final sync procedures may be required. This is normal for any BCM replacement.
- ✔ 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: Some models may require a brake pedal position sensor recalibration to ensure the brake lights and traction control system function correctly.
Disclaimer: Always consult a factory service manual or a qualified professional for procedures specific to your vehicle.
Verified Vehicle Compatibility
This module is a direct replacement for a wide range of General Motors vehicles and interchanges with numerous part numbers, including 15880684, 25892622, and 20815898. We guarantee compatibility when you provide your VIN for programming. This part fits:
Cadillac: Escalade/ESV/EXT (10), CTS (08-13), DTS (06-11), SRX (07-09), STS (10)
Chevrolet: Avalanche (10), Caprice (11-13), Captiva Sport (12), Equinox (07-09), Express Vans (08-12), Impala (06-13), Monte Carlo (06-07), Suburban (10), Tahoe (10), Traverse (09-12)
GMC: Acadia (07-12), Savana Vans (08-12), Yukon/Yukon XL (10)
Buick: Enclave (08-12), Lucerne (06-11)
Hummer: H2 (08-09)
Pontiac: G8 (08-09), Torrent (07-09)
Saturn: Outlook (07-10), Vue (08-10)
Note: Please refer to the full fitment list in the original product data for specific options and IDs.
Frequently Asked Questions
Do I really need to provide my VIN?
Yes, absolutely. Providing your VIN is the only way we can program the module with the correct software and vehicle-specific options. This step is what makes the installation process so much simpler for you.
Is this a plug-and-play part?
For most functions, yes. Because it comes pre-programmed to your VIN, it will control the main body functions right out of the box. However, as noted, some vehicles may require an additional security, airbag, or brake sensor relearn procedure with a scan tool.
Will this fix my ‘Service StabiliTrak’ message?
It can. The BCM communicates with the brake and steering systems. If the BCM is faulty and sending bad data, it can trigger stability system warnings. However, this message can also be caused by other parts, like wheel speed sensors, so proper diagnosis is key.
What is a core charge?
A core charge is a deposit you pay until you return your old part. We make it simple: there is NO core charge on this module. You can keep your old part.
Can I install this myself?
Yes, a person with moderate mechanical skills can typically install a BCM in about an hour. The main challenge is usually accessing the module under the dashboard. The key benefit we provide is eliminating the need for complex computer programming.