Restore Full Electrical Control and End the Frustration
Are you dealing with bizarre and unpredictable electrical problems in your GM truck or SUV? Flickering lights, power windows with a mind of their own, a security system that won’t cooperate, or even a vehicle that refuses to start can all point to one central component: a failing Body Control Module. Stop chasing symptoms and replace the core of the problem with this professionally programmed BCM, designed to restore your vehicle’s factory functions and give you back a reliable ride.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a faulty BCM is the most likely culprit. This module is the definitive solution for:
- Power windows, door locks, or mirrors operating intermittently or not at all.
- Interior or exterior lights staying on, flickering, or not turning on.
- The security or anti-theft system preventing the engine from starting.
- Erratic instrument cluster behavior or warning lights.
- Communication issues with diagnostic scan tools.
This replacement 2005-2009 Envoy BCM is programmed directly to your vehicle’s VIN, ensuring it communicates perfectly with all other onboard systems right out of the box, resolving these frustrating issues.
Features & Benefits
- ✔ Plug & Play Installation: This module arrives pre-programmed to your vehicle’s specific VIN. No expensive trip to the dealership for coding is required.
- ✔ Restored Functionality: Regain full and reliable control over your vehicle’s body electronics—from windows and locks to lighting and security.
- ✔ Updated GM Software: We flash the module with the newest updates from GM, ensuring optimal performance and longevity.
- ✔ No Core Charge: A simple, straightforward purchase. You are not required to send your old, faulty module back to us.
- ✔ Wide Compatibility: A direct replacement for part numbers 15787809, 25802312, 8258023120, and 15135466, covering a wide range of GM SUVs.
- ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.
Expert Insight: The Brain of Your Vehicle’s Comfort & Security
Think of the BCM as the central nervous system for all the non-engine related electronics in your vehicle. It manages everything from the chime that reminds you to put on your seatbelt to the complex logic that controls the power windows and anti-theft system. When it starts to fail, it sends confusing signals, creating the frustrating ‘electrical gremlins’ that are so hard to diagnose. Installing a properly programmed 2005-2009 Envoy BCM doesn’t just replace a part; it restores order and communication, making your vehicle predictable and reliable once again.
Frequently Asked Questions
How do I provide my VIN for programming?
After you complete your purchase, simply send us a message with your vehicle’s 17-digit VIN. We cannot ship your order until we receive this information, as the programming is a critical step.
Is this really a plug-and-play part?
For most vehicles, yes. Because we program it to your VIN, it eliminates the need for dealer-level programming. However, as noted in our instructions, some vehicles may require a simple ‘relearn’ procedure for the airbag system or brake pedal position sensor, which can be done with a professional scan tool if needed.
What if my original part number is not an exact match?
This module is a direct replacement for several part numbers, including 25802312, 8258023120, and 15135466. As long as your vehicle model and year are on our compatibility list, this programmed module will function correctly.
What happens if the airbag light comes on after installation?
This is a known possibility. It simply means the new BCM needs to be synced with the airbag system’s Supplemental Deployment Module (SDM). A repair shop with a professional-grade scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure in a few minutes to resolve this.
Do I need any special tools to install the BCM?
Installation typically requires basic hand tools like a socket set to access and remove the module, which is often located near the fuse box. The most important thing is to disconnect the vehicle’s battery before you begin.
By purchasing this 2005-2009 Envoy BCM, you’re not just buying a part—you’re getting a comprehensive, reliable solution to get your truck back on the road and working correctly.