Restore Full Electrical Control to Your 2010 Escalade EXT
Are you experiencing frustrating and unpredictable electrical problems in your Cadillac? Flickering lights, malfunctioning power windows, or a security system that has a mind of its own are common signs of a failing Body Control Module (BCM). The BCM acts as the central command center for your truck’s body electronics, and when it fails, it can cause a cascade of seemingly unrelated issues. This VIN-programmed Body Control Module is the definitive solution to restore your vehicle’s functionality and peace of mind. We pre-program this module with the latest GM software specifically for your vehicle’s VIN, eliminating the need for an expensive trip to the dealership for coding.
The Plug-and-Play Solution for Your 2010 Escalade EXT BCM
Replacing a BCM used to be a complicated process involving costly dealership programming. Our service simplifies this repair. By providing your Vehicle Identification Number (VIN) during checkout, you receive a module that is ready for installation right out of the box. This direct-fit replacement for part number 20921435 and other compatible numbers ensures that communication between your vehicle’s various systems is restored to factory specifications. Regain reliable control over your lights, locks, windows, and more with a component designed for seamless integration.
From the Diagnostic Bay
We had a 2010 Escalade EXT come into the shop that the owner described as ‘possessed.’ The dome lights would flicker randomly, the radio would sometimes not turn on, and the power locks worked intermittently. We checked the battery and alternator first—both were perfect. Hooking up the diagnostic scanner, we saw a flood of U-codes (communication errors) all pointing back to one culprit: the Body Control Module. The BCM was failing internally, sending corrupt data across the vehicle’s network. Installing a new, VIN-programmed 2010 Escalade EXT BCM like this one cleared every single code and restored all functions perfectly. It’s often the central point of failure for these seemingly unrelated electrical gremlins.
Is Your Vehicle Showing Signs of a Faulty BCM?
- ✔ Power windows, mirrors, or door locks operating erratically or not at all.
- ✔ Interior dome lights or exterior lights flickering, staying on, or failing to illuminate.
- ✔ Malfunctioning instrument cluster gauges, warning lights (like the security light), or driver information display.
- ✔ Security system issues, including false alarms or vehicle starting problems.
- ✔ Unresponsive key fob commands for lock, unlock, or remote start.
- ✔ HVAC (climate control) system behaving unpredictably or not responding to controls.
- ✔ Intermittent electrical functions that seem to have no clear cause.
Installation and Post-Install Syncing
Physically installing the BCM is generally straightforward. On the 2010 Escalade EXT, it is typically located under the steering column. While our VIN programming handles the critical setup, some vehicle systems may require a relearn or synchronization procedure after the new module is installed. This is necessary for all components to communicate correctly with the new BCM.
Post-Installation Procedures:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a professional-grade scan tool. This syncs the airbag system with the new BCM and turns off the warning light. This is only required if the light is on.
- Brake Pedal Position Relearn: Depending on your vehicle’s specific configuration, a brake pedal position sensor recalibration may be necessary to ensure proper brake light operation and to prevent issues with the traction control or stability control systems.
Disclaimer: Specific procedures can vary by vehicle. Always consult a factory service manual or a qualified technician for guidance.
Broad GM Compatibility
This Body Control Module is a direct replacement for a wide range of GM part numbers, ensuring a perfect fit for many vehicles. Please verify that your original module’s part number is on this list: 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. It fits models such as the Tahoe, Suburban, Yukon, Impala, Acadia, Traverse, various Express and Savana vans, and more.
Frequently Asked Questions
Do I need to program this BCM?
No. We handle the programming for you before shipment. Simply provide your vehicle’s VIN during the checkout process, and the module will arrive ready for installation, loaded with the latest GM software for your specific vehicle.
Where is the BCM located on my 2010 Escalade EXT?
The Body Control Module on a 2010 Cadillac Escalade EXT is typically found under the steering column, on the driver’s side of the dashboard. Access may require removing a lower dash panel.
Is there a core charge for this part?
There is absolutely no core charge for this BCM. You can keep your original module without needing to send it back to us, saving you time and shipping costs.
Will this fix all of my vehicle’s electrical problems?
This BCM is the direct solution for issues caused by a faulty module, such as erratic lights, locks, windows, and security system faults. However, it’s always best to have a proper diagnosis performed to confirm the BCM is the root cause, as similar symptoms can sometimes be caused by wiring or sensor issues.
What if my airbag light comes on after I install the new BCM?
If the airbag warning light appears, it simply means the airbag system needs to be electronically synced to the new BCM. A technician with a professional scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.