Tired of Unpredictable Electrical Problems in Your Cadillac?
If your 2007-2011 Cadillac Escalade is suffering from a mind of its own—with flickering lights, a dead climate control system, or power windows that won’t cooperate—the root cause is often a failing Body Control Module (BCM). As the central nervous system for your vehicle’s comfort and convenience features, a faulty BCM can create a cascade of frustrating issues. This direct-replacement BCM, corresponding to part number 25790509, arrives expertly programmed to your vehicle’s specific VIN. This means you can skip the expensive trip to the dealership for programming and get your luxury SUV back to perfect working order with a simple, plug-and-play solution.
A Technician’s Notebook
I once had a 2009 Escalade ESV in the bay that was a true head-scratcher. The customer reported the radio would cut out, the dash lights would dim randomly, and the anti-theft system would occasionally prevent it from starting. Another shop had already replaced the alternator and battery to no avail. After hooking up my scanner, I saw a slew of communication codes. My experience pointed toward a network issue, and the BCM is the hub. After confirming all power and ground connections to the module were solid (a critical first step!), we swapped in a VIN-programmed BCM. The problems vanished instantly. It’s a powerful reminder that with modern vehicles, the issue isn’t always mechanical—it’s often the computer in charge.
Is Your Escalade Exhibiting These Telltale Signs?
A failing BCM doesn’t always trigger a check engine light, but it leaves a trail of clues. If you’re experiencing any of the following, it’s a strong indicator that your 2007-2011 Escalade BCM needs attention:
- ✔ Unresponsive or erratic climate controls (HVAC).
- ✔ Power windows, door locks, or interior lights working intermittently or not at all.
- ✔ The security system light stays on, or the vehicle stalls unexpectedly.
- ✔ An airbag warning light is illuminated, often with a DTC like B1001 (Setup SDM Primary Key in BCM Required).
- ✔ Strange behavior from the windshield wipers or radio.
- ✔ A collection of U-codes (communication) or B-codes (body) stored in the system.
Plug-and-Play Installation: Get Back on the Road Fast
One of the best features of this module is its straightforward installation, which most DIYers can complete in under 15 minutes with basic tools. It’s designed for a perfect fit in your Escalade.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on electrical components.
- Locate the BCM: On the 2007-2011 Escalade, the Body Control Module is located under the driver’s side dashboard, to the left of the steering column.
- Swap the Module: Carefully unplug the electrical connectors from the old BCM. They use locking tabs, so be gentle. Remove any mounting screws or clips holding the old module, then install the new one in its place.
- Reconnect Everything: Securely plug the connectors into your new BCM. You’ll hear a click as they lock in. Reconnect the negative battery terminal.
- Final System Checks: Start the vehicle and test all functions—lights, windows, locks, HVAC, etc. Note: In some cases, an airbag light may require a ‘Setup SDM Primary Key’ procedure with a compatible high-end scan tool. This is a simple sync process, not full programming.
Verified Vehicle Compatibility
This Body Control Module is a direct replacement for a wide range of General Motors trucks and SUVs. While this page focuses on the 2007-2011 Escalade BCM, it is also confirmed to fit the following vehicles. Please match your part number for guaranteed compatibility. Interchangeable part numbers include: 25844480, 25835966, 15263363, 15263497, 15878753, 25790508, 20939137, and 22860591.
ESCALADE 10 Body Control (BCM); (under steering column), ID 25835966
ESCALADE 11 Body Control (BCM); (under steering column)
ESCALADE ESV 07-09 Body Control (BCM); (under steering column)
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 25835966
ESCALADE ESV 11 Body Control (BCM); (under steering column)
ESCALADE EXT 07-09 Body Control (BCM); (under steering column)
ESCALADE EXT 10 Body Control (BCM); (under steering column), ID 25835966
ESCALADE EXT 11 Body Control (BCM); (under steering column)
AVALANCHE 1500 07 Body Control (BCM), (under steering column)
AVALANCHE 1500 08-09 Body Control (BCM); (under steering column)
AVALANCHE 1500 10 Body Control (BCM); (under steering column), ID 25835966
AVALANCHE 1500 11 Body Control (BCM)
SIERRA 1500 PICKUP 07 Body Control (BCM); new style (smooth door skin), (under steering column)
SIERRA 1500 PICKUP 08 Body Control (BCM); (under steering column)
SIERRA 1500 PICKUP 09 Body Control (BCM), (under steering column)
SIERRA 1500 PICKUP 10-11 Body Control (BCM); (under steering column)
SIERRA 2500 PICKUP 07 Body Control (BCM); new style (smooth door skin), (under steering column)
SIERRA 2500 PICKUP 08-11 Body Control (BCM); (under steering column)
SIERRA 2500 PICKUP 13 Body Control (BCM); (under steering column), ID 25835966
SIERRA 3500 PICKUP 07 Body Control (BCM); new style (smooth door skin), (under steering column)
SIERRA 3500 PICKUP 08 Body Control (BCM), (under steering column)
SIERRA 3500 PICKUP 09-11 Body Control (BCM); (under steering column)
SIERRA 3500 PICKUP 13 Body Control (BCM); (under steering column), ID 25835966
SIERRA DENALI 07 Body Control (BCM); new style (smooth door skin), (under steering column)
SIERRA DENALI 08-10 Body Control (BCM); (under steering column)
SIERRA DENALI 1500 11 Body Control (BCM); (under steering column)
SIERRA DENALI 2500 11 Body Control (BCM); (under steering column)
SIERRA DENALI 2500 13 Body Control (BCM); (under steering column), ID 25835966
SIERRA DENALI 3500 11 Body Control (BCM); (under steering column)
SIERRA DENALI 3500 13 Body Control (BCM); (under steering column), ID 25835966
SILVERADO 1500 PICKUP 07 Body Control (BCM); new style (smooth door skin), (under steering column)
SILVERADO 1500 PICKUP 08-11 Body Control (BCM); (under steering column)
SILVERADO 2500 PICKUP 07 Body Control (BCM); new style (smooth door skin), under steering column)
SILVERADO 2500 PICKUP 08 Body Control (BCM), (under steering column)
SILVERADO 2500 PICKUP 09-11 Body Control (BCM); (under steering column)
SILVERADO 2500 PICKUP 13 Body Control (BCM); (under steering column), ID 25835966
SILVERADO 3500 PICKUP 07 Body Control (BCM); new style (smooth door skin), (under steering column)
SILVERADO 3500 PICKUP 08 Body Control (BCM), (under steering column)
SILVERADO 3500 PICKUP 09-11 Body Control (BCM); (under steering column)
SILVERADO 3500 PICKUP 13 Body Control (BCM); (under steering column), ID 25835966
SUBURBAN 1500 07-09 Body Control (BCM); (under steering column)
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 25835966
SUBURBAN 1500 11 Body Control (BCM); (under steering column)
SUBURBAN 2500 07-09 Body Control (BCM); (under steering column)
SUBURBAN 2500 10 Body Control (BCM), (under steering column)
SUBURBAN 2500 11 Body Control (BCM); (under steering column)
TAHOE 07 Body Control (BCM); (under steering column)
TAHOE 08 Body Control (BCM)
TAHOE 09 Body Control (BCM); (under steering column)
TAHOE 10 Body Control (BCM); (under steering column), ID 25835966
TAHOE 11 Body Control (BCM); (under steering column)
YUKON 07 Body Control (BCM); (under steering column)
YUKON 08 Body Control (BCM), (under steering column)
YUKON 09 Body Control (BCM); (under steering column)
YUKON 10 Body Control (BCM); (under steering column), ID 25835966
YUKON 11 Body Control (BCM), (under steering column)
YUKON XL 1500 07-09 Body Control (BCM), (under steering column)
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 25835966
YUKON XL 1500 11 Body Control (BCM); (under steering column)
YUKON XL 2500 07-08 Body Control (BCM), (under steering column)
YUKON XL 2500 09-11 Body Control (BCM); (under steering column)
Frequently Asked Questions
Will this BCM need to be programmed by a dealer?
No. This is the primary benefit of our service. We program the module to your vehicle’s VIN before shipping it to you. This ensures it is ready for installation right out of the box, saving you hundreds in dealership programming fees.
Is this BCM difficult to install myself?
Not at all. For most people with basic hand tools, this is a very simple job that takes less than 15 minutes. The module is easily accessible under the driver’s side dashboard.
What if my airbag light is still on after installation?
This can happen. It does not mean the part is defective. The BCM and the airbag system (SDM) need to be electronically ‘introduced.’ A professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ function, which syncs the modules and turns off the light.
What does ‘no core charge’ mean?
It means you do not have to send your old, faulty BCM back to us. You can keep it or dispose of it yourself, saving you the time and hassle of return shipping.
Will this fix my ‘Service 4WD’ message?
While the BCM communicates with nearly all modules, issues with the four-wheel-drive system are more commonly related to the Transfer Case Control Module (TCCM), a faulty encoder motor, or the switch in the dash. It’s best to have the vehicle scanned for specific codes to pinpoint the issue.