If your 2003-2007 GM truck is plagued by mysterious electrical problems, a failing Body Control Module (BCM) is often the culprit. The BCM is the central nervous system for your vehicle’s body electronics, managing everything from your power windows and door locks to the HVAC system and security features. When it fails, it can create a cascade of frustrating issues. This replacement BCM, part number 10383536, is the definitive solution to restore your truck’s full functionality and reliability.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights that won’t turn on or off.
- ✔ HVAC controls or blower motor operating intermittently or not at all.
- ✔ An active airbag warning light, often with a B1001 diagnostic trouble code.
- ✔ Vehicle security system malfunctions, leading to a no-start condition.
- ✔ Unpredictable warning chimes or dashboard indicator behavior.
The Plug-and-Play Sierra 2500 Body Control Module Solution
Forget expensive dealership visits and complex programming procedures. We simplify the repair process by pre-programming this module to your vehicle’s specific VIN before it ships. This ensures that it communicates flawlessly with your truck’s other electronic systems right out of the box. It’s a true plug-and-play repair that restores factory operation using the latest GM software updates. This module is a direct replacement for a wide range of part numbers, including 15116066, 15136225, 15198116, and more, making it a versatile fix for your Chevrolet Silverado, GMC Sierra, Tahoe, Yukon, or Cadillac Escalade.
Installation is straightforward for any DIYer, typically located under the steering column and requiring only basic tools. Simply disconnect the battery, swap the modules, and reconnect. While most functions will work immediately, some vehicles may require a ‘Setup SDM Primary Key in BCM’ procedure with a professional scan tool if the airbag light remains on. There is no core charge, so you can complete the job without the hassle of returning your old part. Get your truck back to 100% with this reliable Sierra 2500 Body Control Module.
Frequently Asked Questions
What does a Body Control Module (BCM) do?
The BCM is a computer in your vehicle that controls and monitors various electronic accessories, such as power windows, locks, lights, wipers, and the climate control system. It acts as a central hub for these functions.
Is this part really plug-and-play?
Yes, this module is pre-programmed to your vehicle’s VIN before shipping. This allows for a simple plug-and-play installation without the need for additional programming at a dealership for most functions.
What if my airbag light is on after installation?
In some cases, the new BCM needs to be synced with the airbag system’s Sensing and Diagnostic Module (SDM). This requires a ‘Setup SDM Primary Key in BCM’ procedure, which can be performed by a technician with a professional-grade scan tool.
Do I need to send my old BCM back?
No, there is no core charge or requirement to return your original part. You can keep it or dispose of it at your convenience.
How do I confirm this fits my exact truck?
Please review the detailed fitment list on this page. This module fits a wide range of 2002-2007 GM trucks and SUVs, including the Silverado, Sierra, Tahoe, Suburban, and Escalade. Cross-referencing your original part number with the list provided also ensures compatibility.