Tired of Your Truck’s Electrical Gremlins?
Are you dealing with flickering dashboard lights, power windows with a mind of their own, or a security system that randomly acts up? These frustrating and unpredictable electrical issues in your 2002 Chevy Tahoe, Silverado, or other GM truck are often caused by a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, and when it starts to fail, it can make your reliable workhorse feel unpredictable. Stop chasing symptoms and fix the root cause with our professionally programmed BCM.
Common Symptoms & Your Solution
A faulty BCM can manifest in numerous ways, often leaving you guessing. If you’re experiencing any of the following, it’s a strong sign that your module needs replacement:
- Intermittent or non-working power windows, door locks, and mirrors.
- Interior dome lights or dashboard lights staying on or not working at all.
- Erratic behavior from the radio or climate control system.
- The security or anti-theft system preventing the vehicle from starting.
- False warning messages on the instrument cluster.
This pre-programmed 2002 Tahoe BCM is the definitive solution. We take a quality module, flash it with the latest official GM software, and program it specifically to your vehicle’s VIN. This ensures that when it arrives, it’s ready to communicate perfectly with all the other modules and systems in your truck, restoring full functionality.
Features & Tangible Benefits
- ✔ VIN-Programmed for Your Vehicle: Your module arrives ready for installation. This critical step saves you from needing a trip to the dealership for expensive programming, saving you both time and money.
- ✔ Flashed with Latest GM Updates: We ensure your BCM has the most current software from General Motors, which often includes fixes for factory bugs and improves overall performance and stability.
- ✔ No Core Charge Required: Keep your old part. You won’t have to worry about the cost or hassle of packaging and shipping your original BCM back to us.
- ✔ Restored Factory Functionality: Get your power accessories, lighting, and security systems working exactly as they should. Drive with the confidence that your truck is reliable again.
- ✔ Broad GM Compatibility: This module is a direct replacement for multiple part numbers, including 15063578, 15081796, and 15095334, fitting a wide range of trucks, vans, and SUVs from 2002-2005.
- ✔ Peace of Mind Included: This unit is backed by our one-year replacement warranty.
Expert Insight: Why VIN Programming is Non-Negotiable
On these early 2000s GM platforms, the BCM is the traffic cop for dozens of electronic features. Simply swapping a used BCM from another vehicle will almost always result in failure. Why? Because the module is programmed to the specific options of the original vehicle—things like keyless entry, power seat types, and theft-deterrent systems. Our VIN-specific programming process ensures the 2002 Tahoe BCM we send you knows exactly which options your truck has, allowing for seamless integration and preventing a whole new set of electrical headaches.
Post-Installation Procedures
To ensure a complete and successful repair, please be aware of the following procedures that may be required after installation. These are standard for BCM replacement on these vehicles.
- Airbag System Sync: If the airbag warning light is on 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 module.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration may be needed to ensure correct brake light and traction control operation.
We always recommend consulting a factory service manual or a qualified technician for specific guidance related to your vehicle.
Frequently Asked Questions
What exactly does the BCM do?
The Body Control Module, or BCM, acts as the central computer for your vehicle’s body electronics. It controls non-engine related functions like power windows, door locks, interior and exterior lighting, the security system, wipers, and the instrument panel gauges.
Is this module difficult to install?
The physical installation is typically straightforward for someone with basic mechanical skills. It’s usually located under the driver’s side dashboard. However, please be aware that post-installation electronic procedures, like an airbag system sync, may be required and necessitate a professional-grade diagnostic tool.
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to program the BCM with the exact software and configuration for your specific truck. This ensures all of your vehicle’s factory options work correctly right out of the box and that the module can communicate properly with the other computers in your vehicle.
What happens if the airbag light comes on after I install it?
This is a common occurrence. It means the new BCM needs to be electronically introduced to the airbag system’s computer (SDM). A mechanic with a capable scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to sync the modules and turn off the light.
Will this fix my no-start security problem?
A faulty BCM is a very common cause of security system issues that prevent the engine from starting. By installing a correctly programmed 2002 Tahoe BCM, you can resolve these communication errors and restore normal starting operation.
Does this part come with a warranty?
Yes, it does. This unit is backed by our one-year replacement warranty, giving you confidence in your purchase.