Are you battling frustrating electrical problems in your GM truck or SUV? Flickering lights, malfunctioning power windows and locks, or a security system that acts on its own are common signs of a failing Body Control Module (BCM). The BCM is the central computer for your vehicle’s body electronics, and when it fails, it can cause a wide range of confusing issues. This listing is for a direct-fit, VIN-programmed BCM that restores full functionality to your vehicle, solving those electrical gremlins for good.
We take the guesswork and hassle out of the replacement process. Unlike a generic part from a salvage yard or auto parts store, this module is specifically programmed to your vehicle’s unique Vehicle Identification Number (VIN) before it ships. This means we load it with the latest software updates from General Motors, ensuring optimal performance and compatibility with your truck’s specific options. Simply provide your VIN after purchase, and we’ll handle the complex programming, saving you a costly trip to the dealership.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional interior and exterior lights.
- ✔ Power windows, door locks, or mirrors not working correctly.
- ✔ Security system issues, including false alarms or failure to arm/disarm.
- ✔ Intermittent operation of the radio or instrument cluster gauges.
- ✔ “Service 4WD” or other warning messages appearing without a mechanical cause.
- ✔ Diagnostic trouble codes (DTCs) related to communication loss with other modules.
Installing Your 2001 Yukon Body Control Module
This BCM is located on the driver’s side, under the dashboard. While the physical installation is straightforward for a DIYer with basic tools, some post-installation procedures may be required depending on your vehicle’s configuration. Please review the following potential requirements:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a professional-grade scan tool. 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 operation and traction control system function.
Disclaimer: Specific procedures can vary by vehicle. We always recommend consulting a factory service manual or a qualified technician for guidance.
Guaranteed Fitment for Part Number 19180223
This module is a direct replacement for part numbers 09375899, 9392990, 09370249, and 19180223. It is compatible with a wide range of 2001 GM models, including the Yukon, Tahoe, Sierra, Silverado, and Suburban. Please verify your part number or consult the fitment list to ensure compatibility.
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 various electronic accessories, such as power windows, locks, lights, wipers, and the security system. It acts as a central hub for these functions.
Is this BCM truly plug-and-play?
Because we program it to your VIN, it is as close to plug-and-play as possible. It will function immediately upon installation. However, as noted, some vehicles may require additional relearn procedures for systems like the airbags or brake sensor, which need to be performed with a diagnostic tool.
How do I provide my VIN for programming?
After you complete your purchase, you will receive instructions on how to send us your 17-digit Vehicle Identification Number (VIN). We cannot ship your part until we receive and validate your VIN.
What if my airbag light comes on after installation?
This is a normal possibility. It means the new BCM needs to be electronically introduced to the airbag’s computer (SDM). A qualified mechanic with a professional scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure to sync the modules and turn off the light.
Will this fix my specific electrical problem?
This BCM will resolve issues directly caused by a faulty module. If you’re experiencing several of the symptoms listed, a failing BCM is the most likely cause. However, we always recommend proper vehicle diagnosis to rule out wiring or sensor issues.
Do I need to return my old BCM?
No, there is no core charge for this part. You can keep your original module.