Are you battling bizarre and frustrating electrical issues in your GM vehicle? Flickering dash lights, power windows and locks that have a mind of their own, or a security system that won’t cooperate are common signs of a failing Body Control Module (BCM). This isn’t just an annoyanceโit’s a critical failure that compromises your vehicle’s comfort and functionality. Take control of your vehicle’s electronic nervous system with our pre-programmed BCM, designed to be a direct, reliable solution that gets you back on the road with confidence.
Common Symptoms & Your Solution
A faulty BCM can turn your daily drive into a guessing game. If you’re experiencing issues like interior lights not working, key fob malfunctions, erratic gauge behavior, or even a no-start condition due to security system faults, your BCM is the likely culprit. Instead of spending a fortune at the dealership for diagnostics and programming, this module arrives ready for installation. We flash it with the latest GM software updates using the VIN you provide, ensuring it communicates perfectly with your vehicle’s specific systems right out of the box. This is the definitive fix for your electrical woes.
- โ VIN-Programmed for You: We flash the module to your exact vehicle VIN before shipping, eliminating the need for expensive dealership programming tools.
- โ Restore Full Functionality: Get your power windows, door locks, interior lighting, and security systems working like new again.
- โ Latest GM Software: Your module comes loaded with the newest software updates from GM, ensuring optimal performance and reliability.
- โ Broad Compatibility: A direct replacement for a wide range of part numbers, ensuring a perfect fit for dozens of GM models from SUVs to work vans.
- โ No Core Charge: Save time and hassle. There’s no need to send your old, faulty module back to us.
- โ Peace of Mind Included: This unit is backed by our one-year replacement warranty.
Expert Insight: The Dealership Alternative
As a technician with over 20 years of experience, I’ve seen countless owners spend over a thousand dollars at a dealership for a BCM replacement. The cost isn’t just the partโit’s the labor, diagnostic fees, and the mandatory programming session that requires their proprietary equipment. Our service cuts out the most expensive and inconvenient part of that process. By programming the module to your VIN before it even leaves our facility, we empower you or your trusted mechanic to perform a straightforward installation, saving you hundreds of dollars and significant vehicle downtime. It’s the smart, efficient way to handle a complex repair.
Frequently Asked Questions
What exactly does the Body Control Module do?
The BCM is essentially the central computer for your vehicle’s body electronics. It controls non-engine-related functions like power windows, locks, security system, interior and exterior lighting, wipers, and more. When it fails, these systems can behave erratically or stop working altogether.
Why do you need my VIN number?
Your Vehicle Identification Number (VIN) allows us to program the BCM with the specific software and settings for your vehicle’s exact configuration (e.g., trim level, options, security system). This ensures all features work correctly and the module communicates properly with your car’s other computers, making installation much simpler.
Is this a difficult part to install?
For someone with moderate mechanical experience, the physical installation is typically straightforward. The BCM is often located under the dash. Since our module comes pre-programmed, you avoid the most complex part of the job. However, some vehicles may require simple relearn procedures (like for the brake pedal position sensor) that can be done with a capable diagnostic tool.
My original part number isn’t 15837419, will this still work?
Yes. This BCM is a direct replacement for the extensive list of part numbers shown in the description. GM often consolidates and updates part numbers over time. As long as your original number is on our list, this module is the correct, updated replacement for your vehicle.
What are the post-installation procedures mentioned?
In some cases, after installing the new BCM, a ‘Setup SDM Primary Key in BCM’ procedure is needed if the airbag light is on, or a ‘Brake Pedal Position Relearn’ may be required. These are simple sync procedures that a professional shop or a DIYer with an advanced scan tool can perform quickly.
How does the one-year warranty work?
This unit is backed by our one-year replacement warranty. If the module fails within one year of the purchase date, we will provide a replacement unit to get you back on the road.