Restore Your Vehicle’s Electrical System
Are you battling frustrating electrical problems in your GM vehicle? Flickering lights, malfunctioning power windows, or a security system that has a mind of its own are common signs of a failing Body Control Module (BCM). The BCM acts as the central command center for your car’s body electronics, and when it fails, it can cause a cascade of confusing and intermittent issues. This replacement BCM is the definitive solution, arriving pre-programmed to your vehicle’s VIN for a straightforward installation.
From the Diagnostic Bay
We had a 2011 Chevy Impala come in with the strangest symptoms. The customer said the radio would randomly change stations, the interior lights would flicker while driving, and the key fob only worked half the time. They had already replaced the battery and checked the alternator. After a quick scan, we saw communication errors pointing to the BCM. Instead of chasing individual components, we installed a VIN-programmed BCM. All the phantom electrical issues vanished instantly. It’s a classic case where one central component failure mimics multiple smaller problems.
Common Symptoms of a Failing BCM
- ✔ Erratic power windows, door locks, or mirrors
- ✔ Interior or exterior lights that don’t work correctly or stay on
- ✔ Unexplained battery drain that leaves you stranded
- ✔ Malfunctioning keyless entry or security system alerts
- ✔ Horn, wipers, or radio behaving unpredictably
- ✔ Warning messages on the dashboard like “Service Electrical System”
Why Choose Our Programmed GM Body Control Module?
Don’t settle for a generic part that requires expensive dealer programming. This **Programmed GM Body Control Module** is configured specifically for your vehicle before it even leaves our facility. We use your VIN to load the latest GM software and ensure all your vehicle’s original options are recognized. This eliminates the need for additional programming tools or trips to a mechanic, saving you time and money. With no core charge, you can keep your old part. It’s the most efficient way to get your car’s features working like new again.
Installation and Post-Install Notes
Installation is typically plug-and-play. However, depending on your specific model and its options, a couple of minor relearn procedures may be necessary after the BCM is installed:
- Airbag System Sync: If your 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 system.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure proper brake light and traction control operation.
Always consult a factory service manual or a qualified technician for vehicle-specific guidance.
Replaces Part Numbers:
10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
This **Programmed GM Body Control Module** is the reliable, cost-effective repair for a wide range of popular vehicles, including the Chevrolet Impala, GMC Acadia, Cadillac DTS, Chevy Express, and many more.
Frequently Asked Questions
What is a BCM and what does it do?
The Body Control Module (BCM) is a computer in your vehicle that manages and controls electronic accessories like power windows, lights, door locks, the security system, and wipers. It’s the brain for your car’s comfort and convenience features.
Is this part truly plug-and-play?
Yes, for most vehicles. Because we program it to your VIN, it’s ready for installation right out of the box. In some cases, simple relearn procedures for the airbag or brake pedal sensor may be required, as noted in the description.
How do I provide my VIN for programming?
After you complete your purchase, you will need to send us your 17-digit Vehicle Identification Number (VIN). You can typically add it to the order notes during checkout or reply to your order confirmation email with the information.
Do I need to return my old BCM?
No. This product comes with no core charge, so you are not required to send your original module back to us.
Will this fix my specific electrical problem?
This BCM is the solution for the many common symptoms listed. However, we always recommend a proper diagnosis by a qualified technician to confirm the BCM is the source of the fault before ordering.