Restore Your GM’s Electrical System with a VIN-Programmed BCM
Are you battling frustrating electrical gremlins in your 2010 Cadillac Escalade EXT? Intermittent power windows, flickering lights, a security system that has a mind of its own, or a vehicle that refuses to start can all point to one culprit: a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can cause a cascade of confusing and unpredictable issues. This isn’t just an annoyance; it’s a reliability problem that can leave you stranded.
This isn’t just a replacement part; it’s a complete solution. We take the guesswork and dealer-level expense out of the equation. By providing us with your vehicle’s VIN at checkout, you receive a BCM that is professionally programmed with the latest GM software specific to your 2010 Escalade EXT. This ensures seamless integration and restores the precise functionality you expect from your vehicle, right out of the box.
A Technician’s Notebook: The Escalade with a Ghost
A customer brought in their 2010 Escalade EXT last month with a list of problems that sounded like a ghost was in the machine. The radio would turn on by itself, the driver’s side window wouldn’t go down, and occasionally, the truck wouldn’t start—just a click. They’d already replaced the battery to no avail. After hooking up the scanner, I saw multiple communication codes pointing to the BCM. Instead of sending them to the dealership for a new module and expensive programming, we ordered one of these VIN-programmed units. The install took less than an hour, and because it arrived pre-flashed, the truck fired right up. We performed the quick SDM key setup, and every single one of the ‘ghostly’ issues was gone. It’s a prime example of how the right part, correctly prepared, makes a complex job simple and saves the customer hundreds.
Is Your GM Vehicle Showing These BCM Failure Signs?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, your Body Control Module is the likely cause:
- ✔ Power windows, locks, or mirrors operating erratically or not at all.
- ✔ Interior or exterior lights flickering, staying on, or not working.
- ✔ The security system light is illuminated, or the alarm goes off randomly.
- ✔ Inaccurate readings on the instrument cluster gauges.
- ✔ Key fob not being recognized or intermittent remote start issues.
- ✔ A no-start condition where the engine doesn’t crank, even with a good battery.
- ✔ A persistent “Service Stability System” or other warning messages on the dash.
Your Straightforward BCM Installation Guide
Installing your new 2010 Escalade EXT BCM is a manageable job for a confident DIYer. While the exact location varies by model (see fitment list), the general process is similar.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the BCM: On the Escalade EXT, the BCM is typically located under the steering column, behind the lower dash panel. You may need to remove a few trim panels for access.
- Disconnect the Connectors: Carefully unclip the multiple wiring harnesses attached to the old BCM. They have locking tabs, so don’t force them. Note their orientation.
- Remove the Old Module: Unbolt or unclip the old BCM from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in place and securely reconnect all wiring harnesses.
- Reconnect the Battery: Reattach the negative battery terminal.
- Perform Final Procedures: Follow the critical post-installation steps below to ensure all systems, including safety features, are correctly initialized.
Critical Post-Installation Steps: Do Not Skip!
After replacing your BCM, a few final procedures are necessary for full system functionality and safety. These are not optional.
- Airbag System Reset: The airbag warning light will likely be on. You must perform the ‘Setup SDM Primary Key in BCM’ procedure using a professional-grade diagnostic scan tool. This re-establishes communication between the new BCM and the airbag system’s Sensing and Diagnostic Module (SDM).
- Brake Pedal Position Sensor Relearn: Some vehicles require a recalibration of the brake pedal position sensor after a BCM replacement. This ensures the brake lights and stability control system function correctly. This is also done with a capable scan tool.
Note: If you are not equipped or comfortable with these final steps, a local qualified technician can perform them quickly for you.
Verified Fitment Across a Wide Range of GM Models
This Body Control Module is a direct replacement for part number 15299986 and interchanges with a wide variety of other part numbers. It is compatible with the following vehicles and options. Please verify your vehicle’s BCM location and ID if applicable.
- ACADIA 07-12 (LH dash)
- AVALANCHE 1500 10 (under steering column), ID 25892622
- CAPRICE 11-13
- CAPTIVA SPORT 12 (center dash), ID 20921435, 20921436, or 22860591
- CTS 08 (RH dash)
- CTS 08-13 (LH dash)
- DTS 06-11 (RH center dash)
- ENCLAVE 08-12 (LH dash)
- EQUINOX 07-09 (center dash)
- ESCALADE 10 (under steering column), ID 20815898 or 25892622
- ESCALADE ESV 10 (under steering column), ID 20815898 or 25892622
- ESCALADE EXT 10 (under steering column), ID 25892622
- EXPRESS VANS 08-12
- G8 08-09 (center dash)
- HUMMER H2 08-09 (LH firewall)
- IMPALA 06-13
- LUCERNE 06-11 (right side dash)
- MONTE CARLO 06-07 (LH steering column)
- OUTLOOK 07-10 (center dash)
- SAVANA VANS 08-12
- SRX 07-09 (LH dash)
- STS 10 (center dash)
- SUBURBAN 1500 10 (under steering column), ID 20815898 or 25892622
- TAHOE 10 (under steering column), ID 20815898 or 25892622
- TORRENT 07-09 (center dash)
- TRAVERSE 09-12 (LH dash)
- VUE 08-10 (center dash)
- YUKON 10 (under steering column), ID 20815898 or 25892622
- YUKON XL 1500 10 (under steering column), ID 20815898 or 25892622
This module replaces the following 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 really need to provide my VIN?
Yes, providing your VIN is essential. This allows us to program the BCM with the exact software and settings for your vehicle’s specific options, ensuring it works correctly right away.
Is this a difficult part to replace myself?
For someone with moderate mechanical skill, it’s a very manageable job. The main challenge is typically accessing the module behind the dash panels. Our installation guide provides the general steps to help you through it.
What happens if I don’t do the airbag reset?
The airbag warning light will remain on, and more importantly, the airbag system may not function correctly in the event of a collision. This is a critical safety step that must be performed with a proper scan tool.
Will this fix my specific electrical problem?
This module is the solution for a very wide range of common GM electrical issues. If you’re experiencing symptoms from our list, there is a very high probability that a faulty BCM is the cause. This pre-programmed unit is the correct fix.
Why is this a better option than going to the dealer?
Our solution saves you time and money. You get a BCM with the latest GM software programmed to your VIN, delivered to your door. This eliminates the need for a tow, dealer labor charges for installation, and separate, expensive programming fees.