Are you battling frustrating electrical gremlins in your GM truck or SUV? Flickering lights, unresponsive power windows, a dead HVAC system, or a persistent airbag light are common signs that your Body Control Module (BCM) has failed. The BCM acts as the central command center for your vehicle’s body electronics. When it malfunctions, it can cause a cascade of confusing and disruptive problems. This VIN-programmed BCM is the definitive solution, designed to restore your vehicle’s functions and get you back on the road with confidence.
Expert Pro Tip
Expert Pro Tip
Before beginning the installation, always disconnect the negative terminal of your vehicle’s battery. This not only prevents accidental electrical shorts but also helps the vehicle’s systems perform a hard reset, which can clear out residual fault codes when the new BCM is connected.
This module is a direct-fit replacement, meticulously programmed to your vehicle’s specific Vehicle Identification Number (VIN) before shipping. This critical step ensures seamless integration with your existing systems, eliminating the need for expensive and time-consuming trips to the dealership for programming. It arrives ready for a true plug-and-play installation, making it the ideal choice for both DIY mechanics and professional technicians.
Common Symptoms of a Failing BCM
- ✔ Unresponsive or erratic power windows, door locks, and interior/exterior lights.
- ✔ HVAC controls not working, or the blower motor operating intermittently.
- ✔ The security system malfunctioning, potentially causing a no-start condition.
- ✔ An illuminated airbag warning light, often accompanied by Diagnostic Trouble Code (DTC) B1001.
- ✔ Communication errors between various electronic modules.
- ✔ Inconsistent or non-functional windshield wipers.
Fix Your Truck with a 2003-2006 Avalanche 1500 BCM
Specifically engineered for vehicles like the 2003-2006 Avalanche 1500 BCM, this part restores the precise control GM intended. Installation is straightforward, typically taking less than 15 minutes. The module is usually located under the driver’s side dashboard, near the steering column. Once installed, most functions will be immediately restored. For certain models, if the airbag light remains on, a simple ‘Setup SDM Primary Key in BCM’ procedure may be required using a professional scan tool. Similarly, a brake pedal position relearn might be needed. Best of all, there is no core charge, so you can keep your old part without any hassle.
This BCM is interchangeable with a wide range of part numbers, ensuring broad compatibility across the GM family of trucks and SUVs from 2002-2007. Compatible part numbers include: 15116066, 10383536, 15136225, 15136877, 15137393, 15137394, 15137395, 15137396, 15198116, 15257043, 15257044, 15257045, 15257046, 10367690, 15064149, and 15194170.
Frequently Asked Questions
Expert Pro Tip
Before beginning the installation, always disconnect the negative terminal of your vehicle’s battery. This not only prevents accidental electrical shorts but also helps the vehicle’s systems perform a hard reset, which can clear out residual fault codes when the new BCM is connected.