Are you chasing bizarre electrical gremlins in your GM truck or SUV? One minute the power locks don’t work, the next the interior lights are flickering, or worse, the security system prevents it from starting. These frustrating, seemingly random issues often point to one central culprit: a failing Body Control Module (BCM). Stop throwing parts at the problem and get the definitive solution. This BCM is professionally programmed to your vehicle’s specific VIN, ensuring a seamless installation and restoring the reliable performance you depend on.
Common Symptoms & Your Solution
A faulty BCM can wreak havoc on your vehicle’s electronic systems. If you’re experiencing any of the following, this pre-programmed module is your fix:
- Erratic or non-functional power windows, door locks, and mirrors
- Interior or exterior lights that stay on, flicker, or won’t turn on at all
- Instrument cluster warning lights illuminating incorrectly (e.g., security light)
- Problems with the radio or climate control systems
- Intermittent no-start conditions where the engine cranks but won’t fire
- False alarms from the factory security system
This 2002 Tahoe Body Control Module is the reliable, cost-effective way to put an end to these headaches for good.
Features & Benefits
- ✔ Programmed to Your VIN: We flash the module with the latest GM software using your vehicle’s VIN. This ensures compatibility and proper function right out of the box, saving you a costly trip to the dealership.
- ✔ Plug & Play Installation: Once programmed, installation is straightforward. Simply disconnect the battery, swap the module, and reconnect. In most cases, no further programming is required.
- ✔ No Core Charge: Forget the hassle and expense of returning your old part. You can keep your original module, making the process faster and more convenient.
- ✔ Wide Compatibility: This module replaces a range of common part numbers, including 15063578, 15081796, 15095334, 19208537, DKAK, and DPNU, ensuring a perfect match for your vehicle.
- ✔ Restored Functionality: Get your truck’s essential comfort and convenience features working like new again.
- ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.
An Expert’s Insight: The BCM is Your Truck’s ‘Nervous System’
As a technician, I’ve seen customers spend hundreds of dollars replacing window motors, light switches, and even instrument clusters, only to find the problem persists. The BCM is the central command center for all these components. It’s the ‘brain’ that tells the windows to go up, the lights to turn on, and the doors to lock. When it starts to fail, it sends out corrupt signals, making other perfectly good parts appear faulty. Replacing the 2002 Tahoe Body Control Module with a correctly programmed unit is often the one true fix that solves a dozen other ‘ghost’ problems, saving you time, money, and immense frustration.
Frequently Asked Questions
What information do you need from me to program the BCM?
After you complete your purchase, we will need the 17-digit Vehicle Identification Number (VIN) from your truck or SUV. This is typically found on your driver’s side dashboard (visible through the windshield) or on the driver’s door jamb sticker. The VIN allows us to load the exact software and settings for your vehicle’s specific options.
Is this a difficult part to install myself?
For someone with basic mechanical skills, the physical installation is typically straightforward. The BCM is usually located under the steering column or in the center dash area. The main challenge is accessing it. The most critical part of the job—the programming—is already done for you. We always recommend disconnecting the battery before starting any electrical work.
What are the post-installation procedures mentioned?
On some GM vehicles, after installing a new BCM, certain systems need to be re-synchronized. The most common are the Airbag System (SDM) and the Brake Pedal Position Sensor. These procedures require a professional-grade bidirectional scan tool and are only necessary if you have an airbag warning light or issues with brake light function after installation.
Will this fix my ‘Security’ light and no-start problem?
Yes, a failing BCM is one of the most common causes of issues with the GM Passlock security system. A new, correctly programmed 2002 Tahoe Body Control Module will resolve these security conflicts and allow your vehicle to start reliably.
Do I need to send my old BCM back?
No. This product comes with no core charge. You can keep, recycle, or dispose of your original module at your convenience, simplifying the repair process for you.