Is your 2002 Cadillac Escalade EXT or other GM truck suffering from strange and frustrating electrical problems? A failing Body Control Module (BCM) is often the culprit. The BCM acts as the central nervous system for your vehicle’s body electronics, managing everything from your power windows and door locks to your interior lights and security system. When it begins to fail, it can cause a cascade of issues that are difficult to diagnose.
This is a direct-fit replacement Body Control Module for your vehicle, solving these common issues. The best part? It arrives at your door fully programmed to your vehicle’s specific VIN. Simply provide us with your VIN after purchase, and our technicians will flash the module with the latest GM software updates. This eliminates the need for an expensive trip to the dealership for programming, making the repair process faster, easier, and more affordable. Get back on the road with confidence, knowing your truck’s essential functions are restored.
Diagnosing and Replacing Your 2002 Escalade EXT BCM
If you’re experiencing any of the symptoms below, a faulty BCM is the likely cause. This module is a critical component, and its failure can make your vehicle unreliable. Replacing it with our pre-programmed unit is the most effective way to restore full functionality to your truck’s body systems.
Common Symptoms of a Failing BCM:
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior dome lights or exterior lights staying on or not turning on at all.
- ✔ The security system or keyless entry remote working intermittently or not at all.
- ✔ Dashboard warning lights (like the airbag light) illuminating for no reason.
- ✔ Inoperative radio or climate control functions.
- ✔ Communication errors with diagnostic scan tools.
Installation and Post-Install Procedures
This BCM is located under the steering column for easy access. While the installation is plug-and-play thanks to our pre-programming service, some vehicles may require additional relearn procedures after the new module is installed. Please be aware of the following:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a professional scan tool is required 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 recalibration might be necessary to ensure the brake lights and traction control system function correctly.
Always consult a factory service manual or a qualified technician for vehicle-specific instructions.
Guaranteed Fitment
This module is a direct replacement for the following service numbers: 15063577, 15081857, 19208544, 15095335, DKAJ, DPNW. It is compatible with the following 2002 models:
- Cadillac Escalade & Escalade EXT
- GMC Yukon & Yukon XL 1500 (4×4)
- Chevrolet Tahoe & Suburban 1500 (4×4)
- Chevrolet Avalanche 1500 (4×4)
Frequently Asked Questions
Do I need to have this BCM programmed by a dealer?
No. We handle all the programming for you before we ship the part. Just provide your vehicle’s VIN during checkout, and it will arrive ready to install.
Where is the BCM located on my 2002 Escalade EXT?
The Body Control Module is typically located under the driver’s side of the dashboard, near the steering column.
Is there a core charge for this part?
No, there is no core charge. You are not required to send your old module back to us.
What tools are needed for the post-installation procedures?
The Airbag System Sync and Brake Pedal Position Relearn procedures require a professional-grade bidirectional diagnostic scan tool. Basic code readers cannot perform these functions.
Will this fix my intermittent power window and lock issues?
Yes, a failing BCM is the most common cause of erratic power window and door lock behavior on these vehicles. Replacing it with this programmed unit should resolve those problems.