Restore Your GM Truck or Van’s Electrical System
Are strange electrical gremlins sidelining your hardworking GM truck or van? From flickering lights and malfunctioning power windows to a security system that prevents your vehicle from starting, a failing Body Control Module (BCM) can cause a host of frustrating and unpredictable issues. This VIN-programmed BCM is the direct-fit, reliable solution to restore full functionality and get you back on the road with confidence.
Common Symptoms of a Failing BCM & Your Solution
If your vehicle is experiencing any of the following, a faulty BCM is the likely culprit. This module is the central command for your vehicle’s body electronics, and when it fails, chaos can ensue. Symptoms include:
- Power windows, door locks, or mirrors not working or operating erratically.
- Interior or exterior lights staying on, flickering, or not turning on at all.
- The security light is illuminated on the dash, and the vehicle may not start.
- Inaccurate or non-functional gauges on the instrument cluster.
- False warnings, such as a ‘door ajar’ light that stays on.
This pre-flashed unit is the definitive solution, designed to correct these issues and restore your vehicle’s proper operation. By purchasing a quality, ready-to-install 2003-2007 Silverado Sierra Savana BCM, you are bypassing the expensive and time-consuming trip to a dealership for programming.
Features & Benefits
- ✔ VIN-Programmed for Your Vehicle: We flash this module with the latest GM software using your vehicle’s VIN. It arrives ready for installation, eliminating the need for expensive dealer programming.
- ✔ No Core Charge Required: Save time and money. You don’t need to worry about the hassle and expense of sending your old, faulty BCM back to us.
- ✔ Direct-Fit Replacement: Engineered to match part number 15116065 and other interchangeable numbers for a perfect fit and hassle-free installation process.
- ✔ Restores Full Electrical Function: The correct solution for common BCM failure symptoms like erratic lights, power accessory failures, and security system faults.
- ✔ Get Back to Work Faster: This is the most efficient way to get your work truck or commercial van back in service, minimizing downtime and lost revenue.
- ✔ One-Year Replacement Warranty: This unit is backed by our one-year replacement warranty for your peace of mind.
An Expert’s Insight: As a technician for over 20 years, I’ve seen countless GM trucks and vans from this era come in with baffling electrical problems. The owner has often spent hundreds on batteries and alternators, only to find the root cause was the BCM. The BCM is the ‘central nervous system’ for your vehicle’s body electronics. When it fails, it can send confusing signals everywhere. A properly programmed replacement isn’t just a part—it’s the restoration of your truck’s reliability. This 2003-2007 Silverado Sierra Savana BCM, programmed specifically to your VIN, is the fix I’d use in my own shop to get the job done right the first time.
Important Post-Installation Information
While this module is designed for a straightforward installation, some vehicle systems may require a recalibration procedure after the new BCM is installed. This is normal and ensures all related components communicate correctly. Please be aware of the following potential procedures:
- Airbag System Sync: If the airbag warning light is on after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a professional-grade diagnostic tool.
- Brake Pedal Position Relearn: A recalibration of the brake pedal position sensor may be necessary on some models to ensure proper brake light and traction control function.
We provide this information to ensure you have a complete understanding of the installation process for your 2003-2007 Silverado Sierra Savana BCM. Always consult a factory service manual for vehicle-specific instructions.
Frequently Asked Questions
Do I need to program this BCM?
No. We handle all the programming for you before shipment. Simply provide us with your vehicle’s VIN during or after checkout, and we will flash the module with the latest GM software specific to your truck or van.
Where is the BCM located on my vehicle?
The location varies by model. On Silverado and Sierra pickups, it is typically found under the steering column. On Savana and Express vans, it is usually located in the center of the dashboard.
What happens if my airbag light comes on after installation?
This can happen because the new BCM needs to be electronically ‘introduced’ to the airbag’s Supplemental Inflatable Restraint (SIR) module. A procedure called ‘Setup SDM Primary Key in BCM’ will be required, which can be performed by a repair shop with a professional-grade scan tool.
Is this a plug-and-play installation?
For most functions, yes. However, as noted above, some vehicles may require a Brake Pedal Position Relearn or the airbag sync procedure to fully integrate the new module and extinguish all warning lights. This is dependent on your specific vehicle’s configuration.
What is a ‘classic style’ Silverado/Sierra?
This refers to the 2007 model year trucks that retained the previous 1999-2006 body style, which is easily identified by the distinct crease in the outer door skin. The ‘new body style’ for 2007 has a smooth door skin.
Do I need to return my old BCM?
No, there is no core charge for this part. You can keep or dispose of your original module at your convenience.