Is Your GMC Sierra Experiencing Baffling Electrical Problems?
If your 2011 GMC Sierra is suffering from erratic behavior like flickering lights, unresponsive power windows or door locks, a malfunctioning HVAC system, or even random stalling, a failing Body Control Module (BCM) is the most likely culprit. The BCM acts as the central nervous system for your truck’s body electronics, and when it fails, it can cause a cascade of frustrating and seemingly unrelated issues. This VIN-programmed replacement BCM, part number 15263497, is the direct-fit solution to restore your vehicle’s full functionality and peace of mind.
Expert Pro Tip
Expert Pro Tip
Before installing your new BCM, take a moment to inspect and clean the main chassis and engine ground connections. A corroded or loose ground is a common root cause of BCM failure and can quickly damage the replacement module. Ensuring a solid ground path is a critical step for a lasting repair.
Diagnosing a Faulty Body Control Module
A failing BCM can manifest in numerous ways, often mimicking other component failures. If you’re experiencing any of the following symptoms, it’s time to inspect your BCM. This replacement module is engineered to resolve these exact problems, getting your truck back to reliable operation.
Common Symptoms of BCM Failure
- ✔ Non-working or intermittent power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or don’t work at all.
- ✔ HVAC and climate control systems that are unresponsive or blow air incorrectly.
- ✔ An illuminated airbag warning light, often accompanied by DTC B1001.
- ✔ Security system malfunctions, causing no-start or stalling conditions.
- ✔ Inaccurate gauge readings or warning lights on the instrument cluster.
- ✔ Communication errors with other vehicle modules, leading to a host of DTCs.
The Plug-and-Play Solution for Your 2011 Sierra Body Control Module
Forget expensive dealership visits and programming fees. We pre-program this module to your vehicle’s specific VIN, ensuring it arrives ready for immediate installation. This process loads the latest GM software and calibrates the module to your truck’s factory settings, making the replacement process as simple as swapping the part. Located under the steering column, installation is straightforward and can typically be completed in under 15 minutes with basic tools.
This module is a direct replacement for a wide range of part numbers, including 25844480, 25835966, 15263363, 15878753, and more, making it a versatile solution for many 2007-2013 GM trucks and SUVs like the Chevrolet Silverado, Tahoe, Suburban, and Cadillac Escalade.
Frequently Asked Questions
Expert Pro Tip
Before installing your new BCM, take a moment to inspect and clean the main chassis and engine ground connections. A corroded or loose ground is a common root cause of BCM failure and can quickly damage the replacement module. Ensuring a solid ground path is a critical step for a lasting repair.