Restore Your Vehicle’s Electrical Functions
Are you experiencing bizarre electrical issues in your GM vehicle? A faulty Body Control Module (BCM) is often the culprit. The BCM acts as the central command center for your car’s body electronics, controlling everything from power windows and locks to interior lighting and the security system. When it fails, it can cause a cascade of frustrating and seemingly unrelated problems, making your vehicle unreliable and difficult to operate.
From the Diagnostic Bay
We once had a 2010 Cadillac STS in the shop with the strangest symptoms. The owner said the radio would change stations on its own, the dome light would flicker, and sometimes the car wouldn’t start, displaying a “Service Theft System” message. After hours of checking wiring, we traced the issue to an internally failing BCM. Replacing it with a pre-programmed unit like this one solved every single issue instantly, saving the customer a significant amount compared to a dealership visit for diagnostics and programming.
Why Choose Our Pre-Programmed 2010 STS Body Control Module?
This isn’t just a replacement part; it’s a complete solution. We take the hassle and high cost out of the repair by programming the module specifically for your vehicle using your VIN. This means it arrives ready for installation, loaded with the latest GM software updates to ensure optimal performance and compatibility. You get a reliable repair without the need for an expensive trip to the dealership for programming.
Common Symptoms of a Failing BCM:
- ✔ Erratic or non-functional power windows, locks, and mirrors.
- ✔ Interior or exterior lights staying on or not turning on at all.
- ✔ “Service Theft System” or other security-related warnings on the dash.
- ✔ Intermittent no-start condition where the engine won’t crank.
- ✔ Horn, wipers, or radio behaving unpredictably.
- ✔ False warnings for door ajar or other sensors.
- ✔ Communication loss codes (U-codes) when scanned with a diagnostic tool.
Installation and Required Procedures
While the physical installation is typically straightforward, this module is a critical component of your vehicle’s network. After installation, some vehicles may require additional relearn procedures to ensure all systems communicate correctly. These can include:
- Airbag System Sync: If the airbag warning light is illuminated after you install the BCM, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the new BCM with your vehicle’s airbag system.
- Brake Pedal Position Relearn: To ensure proper function of your brake lights and traction control system, a brake pedal position sensor recalibration may be necessary.
Please note: Specific procedures can vary by vehicle. Always consult a factory service manual or a qualified technician for guidance.
This module is a direct replacement for a wide range of GM part numbers, including: 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, and 95151084.
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. We program the module to your vehicle’s specific VIN before we ship it to you. It arrives ready for installation, saving you time and money.
How do I provide my VIN?
Simply enter your 17-digit VIN in the provided field during checkout. We cannot process the order without it, as the programming is essential.
What tools are needed for the post-installation procedures?
The Airbag System Sync and Brake Pedal Position Relearn procedures require a professional-grade bidirectional scan tool. Many local repair shops can perform these services for you if needed.
Is there a core charge for my old BCM?
No, there is no core charge. You can keep your original module.
Will this 2010 STS Body Control Module fit other GM vehicles?
Yes, this BCM is compatible with a wide variety of GM cars, trucks, and SUVs. Please check the detailed fitment list on this page and ensure your original part number is listed to confirm compatibility.