Restore Full Electrical Function to Your GM Truck or SUV
Are you battling frustrating electrical gremlins in your 2007-2011 GMC Yukon XL, Chevrolet Silverado, or Cadillac Escalade? Intermittent power windows, a malfunctioning HVAC system, or random warning lights are common signs of a failing Body Control Module (BCM). The BCM acts as the central hub for your vehicle’s body electronics, and when it fails, it can cause a wide range of confusing and disruptive problems. This genuine OEM-quality BCM, part number 15901388, is the definitive solution to restore your vehicle’s performance and reliability.
This module arrives expertly programmed to your vehicle’s specific VIN, eliminating the need for expensive and time-consuming trips to the dealership. It’s a true plug-and-play solution designed for a seamless installation, getting you back on the road quickly. By replacing your faulty unit, you’ll solve persistent issues and prevent future electrical complications. This is the ideal fix for any DIY mechanic or professional technician looking for a dependable part that works right out of the box.
Symptoms of a Failing GM Body Control Module
- ✔ Unresponsive or erratic power windows, door locks, or interior/exterior lights.
- ✔ HVAC system failures, such as a blower motor that won’t turn on or stays stuck on one speed.
- ✔ An illuminated airbag warning light, often accompanied by diagnostic trouble code (DTC) B1001.
- ✔ Vehicle security system malfunctions, leading to no-start conditions or random alarm activation.
- ✔ Erratic wiper operation or other accessory failures that seem to have no clear cause.
- ✔ Communication errors with other vehicle modules, causing a cascade of warning lights and DTCs.
Why Choose Our 2007-2011 Yukon XL BCM?
This isn’t just a replacement part; it’s a comprehensive repair solution. We load the latest GM software updates during the VIN programming process, ensuring optimal compatibility and performance for your specific vehicle. It directly replaces a wide range of part numbers, including 25844480, 25835966, 15943678, and more, making it a versatile choice for many GM trucks and SUVs from this era. Installation is straightforward, typically located under the driver’s side dash, and requires no core charge—you can keep your old part without any hassle.
Post-Installation Procedures
While this BCM is designed for plug-and-play installation, certain vehicle systems may require a relearn procedure. If the airbag light remains on, a technician will need to perform the “Setup SDM Primary Key in BCM” function with a professional scan tool. In some cases, a Brake Pedal Position sensor relearn may also be necessary to ensure proper brake light and stability control operation. Always consult a factory service manual for procedures specific to your vehicle.
Frequently Asked Questions
What does the Body Control Module do on my Chevy Tahoe?
The BCM is a computer that manages and controls your vehicle’s non-engine related electronic functions. This includes power windows, door locks, interior and exterior lighting, the security system, wipers, and the HVAC climate control system.
Is this BCM ready to install out of the box?
Yes! We pre-program the module to your vehicle’s VIN before shipping. This ensures it communicates correctly with your truck’s other systems for a plug-and-play installation, with no dealership programming required.
Where is the BCM located on my 2009 GMC Sierra?
On most compatible GM trucks and SUVs from this period, including the 2009 Sierra, the BCM is located under the driver’s side of the dashboard, usually to the left of the steering column.
My airbag light is on after installing the new BCM. What should I do?
This is a known security feature. You will need to have a qualified technician use a professional diagnostic tool to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with your vehicle’s airbag system and will turn off the light.
Do I need to send my old part back for a core charge?
No, there is no core charge for this part. You can keep your original module without any additional fees or hassle.