Is Your GM Truck Experiencing Baffling Electrical Problems?
If your 2001 GMC Sierra, Chevrolet Silverado, or other compatible GM SUV is suffering from strange electrical issues, a failing Body Control Module (BCM) is often the culprit. The BCM acts as the central hub for your vehicle’s body electronics, controlling everything from power windows and locks to the interior lights and security system. When it starts to fail, it can cause a cascade of frustrating and seemingly unrelated problems that can be difficult to diagnose.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights flickering, staying on, or not working at all.
- ✔ The vehicle’s security system acting up or preventing the engine from starting.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Dashboard warning lights (like the airbag light) illuminating for no reason.
- ✔ Communication errors when scanning the vehicle with a diagnostic tool.
Why Choose Our 2001 Sierra 3500 BCM?
This isn’t just a replacement part; it’s a complete, ready-to-install solution. We take the hassle and high cost out of the repair process. Simply provide us with your vehicle’s VIN during checkout, and our technicians will program the module with the latest GM software specific to your truck. This means no expensive trips to the dealership for programming. It’s designed to be a direct-fit replacement, restoring your vehicle’s functionality right out of the box. Plus, there is no core charge, so you can keep your original module without the hassle of sending it back.
Guaranteed Fitment
This module is a direct replacement for part numbers 09375899, 9392990, 09370249, and 19180223. It is confirmed to fit the following 2001 models:
- GMC Sierra 1500, 2500, 3500 Pickup
- Chevrolet Silverado 1500, 2500, 3500 Pickup
- GMC Yukon & Yukon XL 1500/2500
- Chevrolet Tahoe
- Chevrolet Suburban 1500/2500
Important Post-Installation Information
While our BCM is programmed for a straightforward installation, some vehicles may require additional steps to ensure all systems communicate correctly.
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” procedure. This syncs the new BCM with your existing airbag system.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor recalibration may be necessary to ensure proper brake light and traction control operation.
Disclaimer: Specific procedures can vary. Always consult a factory service manual or a qualified technician for guidance.
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. We handle all the programming for you before we ship the part. Just provide your vehicle’s VIN at checkout, and it will arrive ready to install with the latest GM software for your specific vehicle.
Where is the BCM located on my 2001 Sierra?
The Body Control Module is typically located on the driver’s side, up under the dashboard to the left of the steering column.
What happens if the airbag light comes on after I install it?
This is a normal possibility. It means the new BCM needs to be electronically introduced to your vehicle’s airbag module (SDM). A technician with a professional-grade scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
How do I find my vehicle’s VIN?
Your 17-digit Vehicle Identification Number (VIN) can be found on your vehicle’s registration, insurance card, or on a plate on the driver’s side of the dashboard, visible through the windshield.
Is this a new or used part?
This is a high-quality, tested, and verified used component that has been programmed with fresh, vehicle-specific software to ensure reliable performance.