Are you battling frustrating electrical problems in your GM truck or SUV? Flickering lights, malfunctioning power windows and locks, or a security light that won’t turn off are all classic signs of a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, and when it fails, it can cause a wide range of confusing and unpredictable issues. This replacement Body Control Module is the definitive solution to restore your vehicle’s electronic systems to perfect working order.
This isn’t just a replacement part; it’s a complete, plug-and-play solution. We program the module to your vehicle’s specific Vehicle Identification Number (VIN) before it ships, loading it with the latest software updates from GM. This ensures seamless integration and proper function of all your vehicle’s features, eliminating the need for an expensive trip to the dealership for programming.
From the Diagnostic Bay
We had a 2001 Silverado in the shop with the strangest symptoms. The dome light would stay on, the radio presets would randomly reset, and the driver’s power window only worked intermittently. The owner had already replaced the battery and checked all the fuses. After connecting our scan tool, we saw multiple communication errors pointing toward the BCM. Installing a VIN-programmed module like this one resolved all the issues in under an hour. It’s often the one part that ties all those weird electrical gremlins together.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional interior and exterior lights
- ✔ Power windows, door locks, or mirrors not working correctly
- ✔ Vehicle security system faults or alarm sounding unexpectedly
- ✔ Horn honking randomly or not working at all
- ✔ Intermittent ‘Service 4WD’ or other warning messages on the dash
- ✔ Problems with the radio or climate control systems
Why Choose Our 2001 Sierra 3500 BCM?
Our commitment is to provide a reliable and straightforward repair. By sending us your VIN after purchase, you receive a 2001 Sierra 3500 BCM that is fully prepared for your specific vehicle. This critical programming step ensures that all factory options your truck was built with are recognized by the new module. This part is a direct replacement for multiple part numbers, including 09375899, 9392990, 09370249, and 19180223, offering broad compatibility across the GM truck and SUV lineup.
Installation and Post-Install Procedures
Installation is straightforward for a DIY mechanic with basic tools. The BCM is typically located under the driver’s side of the dashboard. Once installed, most functions will work immediately. However, depending on your specific model, a couple of additional steps may be needed:
- 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 the airbag system.
- Brake Pedal Position Relearn: In some cases, a brake pedal position sensor recalibration might be necessary to ensure correct brake light and traction control operation.
Best of all, there is no core charge for this module. You can keep your original part without the hassle of returning it.
Guaranteed Fitment For:
- ✔ 2001 Yukon (Body Control, LH dash, ID 9392990, 4×2)
- ✔ 2001 Tahoe (Body Control, LH dash, ID 9392990, 4×2)
- ✔ 2001 Sierra 2500 Pickup (Body Control, LH dash)
- ✔ 2001 Sierra 3500 Pickup (Body Control, LH dash)
- ✔ 2001 Silverado 2500 Pickup (Body Control, LH dash)
- ✔ 2001 Silverado 3500 Pickup (Body Control, LH dash)
- ✔ 2001 Suburban 1500 (Body Control, LH dash, ID 9392990, 4×2)
- ✔ 2001 Suburban 2500 (Body Control, LH dash, ID 9392990)
- ✔ 2001 Yukon XL 1500 (Body Control, LH dash, ID 9392990)
- ✔ 2001 Yukon XL 2500 (Body Control, LH dash, ID 9392990)
- ✔ 2001 Sierra 1500 Pickup (Body Control, LH dash)
- ✔ 2001 Silverado 1500 Pickup (Body Control, LH dash)
Frequently Asked Questions
What is a BCM and what does it do?
The Body Control Module (BCM) is a computer in your vehicle that manages and controls electronic accessories like power windows, locks, lights, wipers, and the security system. It acts as a central hub for these functions.
How do I provide my VIN for programming?
After you complete your purchase, simply reply to your order confirmation email with your 17-digit VIN, or send it to us through our website’s contact form with your order number. We cannot ship the part until we receive your VIN.
Is this part difficult to install?
For someone with basic mechanical skills, the physical installation is not difficult. It typically involves removing a few dash panels to access the module, which is held in by clips or small bolts. The main benefit of our product is that the complex programming is already done for you.
Will this fix my specific electrical problem?
While this 2001 Sierra 3500 BCM is the solution for a vast majority of body-related electrical issues, proper diagnosis is key. If you’re unsure, it’s always best to consult a professional technician to confirm the BCM is the source of the fault.
Do I need to return my old BCM?
No. This part has no core charge, so you are not required to send your original module back to us.
Does this BCM fit other part numbers?
Yes, this module is a direct replacement for several part numbers, including 09375899, 9392990, and 09370249. If your original module has any of these numbers, this part will work for your vehicle.