Restore Your Truck’s Electrical System with a Plug-and-Play BCM
Are strange electrical issues plaguing your GM truck or van? Flickering lights, malfunctioning windows, or a security system that has a mind of its own are more than just annoyances—they’re signs of a failing Body Control Module (BCM). This vital component is the central nervous system for your vehicle’s body electronics. When it fails, it can make your reliable workhorse feel unpredictable. Get back in control with our pre-programmed 2003-2007 Savana 3500 Body Control Module, the smart, straightforward solution to these frustrating problems.
Common Symptoms & Your Direct Solution
A faulty BCM can manifest in numerous ways, often leaving technicians scratching their heads. If you’re experiencing any of the following, this module is the definitive fix:
- Interior or exterior lights not working correctly
- Power windows, locks, or mirrors operating erratically or not at all
- The security or anti-theft system preventing the vehicle from starting
- Inaccurate gauge cluster readings or warning lights
- Communication errors with other vehicle modules (DTC U-codes)
Instead of paying for expensive diagnostic time and dealership programming fees, we provide a module that is ready to install right out of the box. We use your vehicle’s VIN to flash the BCM with the latest official GM software, ensuring all your specific options and features work perfectly from the moment you plug it in.
Features & Benefits
- ✔ VIN-Programmed for You: This module arrives pre-flashed to your exact vehicle. This critical step eliminates the need for expensive scan tools or a trip to the dealership for programming, saving you time and money.
- ✔ Updated GM Software: We load the newest software updates from General Motors, which often correct factory bugs and improve the module’s performance and longevity.
- ✔ Direct-Fit Replacement: Engineered to be a perfect replacement for a wide range of original part numbers, including 15167329, 15194169, 15747545, and more, guaranteeing a hassle-free installation.
- ✔ No Core Charge Required: Keep your old module without any extra fees or the hassle of shipping a core back. The price you see is the price you pay.
- ✔ Restore Full Functionality: Get your power accessories, lighting, and security systems working like new and restore the dependability you need from your truck or van.
- ✔ This unit is backed by our one-year replacement warranty.
An Expert’s Note on VIN Programming
“In my 20+ years of diagnostics, I’ve seen countless DIYers and even professional shops get tripped up by module replacement. On these GM platforms, the BCM is not a simple ‘swap-and-go’ part. It stores crucial information about your vehicle’s options—from the type of transmission to whether you have power seats. Installing a used, non-programmed module is a recipe for disaster, leading to features not working and persistent error codes. Our VIN-programming service isn’t just a convenience; it’s the key to a successful and lasting repair, ensuring the new BCM integrates seamlessly with your truck’s entire electronic network.”
Don’t let a faulty BCM keep your vehicle off the road. This professionally programmed 2003-2007 Savana 3500 Body Control Module is the most reliable and cost-effective way to solve your electrical woes and get your truck or van back to being the dependable work partner you count on.
Frequently Asked Questions
What exactly does a Body Control Module (BCM) do?
The BCM is a computer that supervises and controls many of the non-engine related functions in your vehicle. This includes power windows, power mirrors, air conditioning, the anti-theft system, central locking, and interior/exterior lighting.
How do I know if my BCM is failing?
Common signs include multiple, unrelated electrical issues happening at once. For example, your dome light might stay on while your power locks stop working. Other symptoms are security lights flashing, communication error codes, and features working intermittently. A professional diagnosis is always best, but these symptoms strongly point to the BCM.
Is this BCM difficult to install?
Physically, the BCM is typically located under the steering column or in the center dash area and is a plug-and-play installation. The most difficult part is typically the programming, which we handle for you before shipping. This makes the installation process much simpler for a DIY mechanic or any professional repair shop.
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to access the specific factory build data for your truck or van. We use this data to program the BCM with the correct software and settings for all of your vehicle’s unique options, ensuring everything works correctly after installation.
What if my airbag light comes on after installation?
In some cases, the new BCM may need to be synced with the airbag system’s computer (SDM). If the airbag warning light is on after installation, a procedure called ‘Setup SDM Primary Key in BCM’ will need to be performed by a shop with a professional-grade diagnostic tool. This is a simple sync procedure that resolves the light.
Will I need to do anything else after installing this 2003-2007 Savana 3500 Body Control Module?
Besides the potential airbag system sync, some vehicles may require a ‘Brake Pedal Position Relearn’ procedure. This can also be done with a capable scan tool and ensures your brake lights and traction control system function properly. These post-install steps are often necessary with any BCM replacement.