Are you experiencing a host of strange and frustrating electrical problems in your GM vehicle? From flickering lights and malfunctioning power windows to a car that won’t start, a failing Body Control Module (BCM) is often the culprit. The BCM acts as the central command center for your vehicle’s body electronics, and when it fails, it can create chaos. This replacement Body Control Module is the definitive solution, arriving at your door pre-programmed to your vehicle’s specific VIN. This eliminates the need for a costly trip to the dealership for programming, getting you back on the road faster.
From the Diagnostic Bay
We once had a 2010 Tahoe (which uses a similar BCM) come into the shop with a persistent parasitic battery drain. The owner had already replaced the battery and alternator twice. After hours of diagnostics, we traced the drain back to the BCM. It wasn’t allowing the vehicle’s data network to go to sleep after the key was off, slowly draining the battery overnight. Installing a VIN-programmed BCM like this one solved the problem instantly, saving the customer from further unnecessary parts replacement.
Restoring Functionality with a 2010 Suburban Body Control Module
A faulty BCM can manifest in numerous ways, often making diagnosis difficult. If your vehicle is showing multiple, seemingly unrelated electrical symptoms, the BCM should be a primary suspect. By replacing your old unit with this professionally programmed module, you are restoring the core of your vehicle’s electronic comfort and security systems. We take your vehicle’s VIN, flash the module with the latest GM-approved software and calibrations for that specific build, and ship it to you ready for installation. This is the most efficient way to solve complex BCM-related issues.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, and interior lights.
- ✔ The security system or alarm malfunctions or prevents the car from starting.
- ✔ Dashboard warning lights illuminate randomly or stay on.
- ✔ Communication errors with other vehicle modules (DTC codes U0140, etc.).
- ✔ Horn honking unexpectedly or not working at all.
- ✔ Wipers operating incorrectly or not shutting off.
- ✔ A persistent parasitic battery drain leading to a dead battery.
Installation and Post-Install Procedures
After installing your new 2010 Suburban Body Control Module, some vehicles may require additional steps to ensure all systems communicate correctly. While this module is designed for a straightforward installation, be aware of the following potential procedures:
- Airbag System Sync: If the airbag warning light is illuminated 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: On some models, a brake pedal position sensor recalibration might be necessary to ensure proper brake light operation and to satisfy the traction control system.
Always consult a factory service manual or a qualified technician for guidance specific to your vehicle.
This BCM is a direct replacement for the following 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
Frequently Asked Questions
Do I need to get this module programmed by a dealer?
No. We program the module to the VIN you provide before shipping it. It arrives ready for installation, saving you time and money.
Where do I provide my vehicle’s VIN?
After you complete your purchase, you will need to send us your 17-digit VIN. We will contact you with instructions, or you can message it to us directly with your order number.
Is there a core charge for my old BCM?
No, there is no core charge. You can keep your original module.
What tools are required for installation?
Installation typically requires basic hand tools like a socket set and trim removal tools to access the module, which is often located under the dashboard. While the physical swap is straightforward, be aware that post-installation procedures like an airbag sync may require a professional-grade scan tool.
What happens if my airbag light turns on after I install this?
This is a known possibility. It means the new BCM needs to be electronically introduced to the airbag system (SDM). A procedure called ‘Setup SDM Primary Key in BCM’ must be performed by a repair shop with a capable diagnostic tool to resolve the light.
Will this fix my specific electrical problem?
This BCM will correct any issues directly caused by a faulty Body Control Module. If your vehicle exhibits several of the symptoms listed, such as erratic lights, locks, and security issues, it is highly likely that a failing BCM is the root cause.