Restore Full Functionality to Your GM Vehicle
Are you battling bizarre electrical issues in your 2008–2012 Savana 1500? Flickering lights, malfunctioning power windows, or a security system that prevents your van from starting are classic signs of a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s comfort and convenience features, and when it goes bad, it can cause a cascade of frustrating problems. This isn’t just an inconvenience; for a work van, it’s downtime that costs you money. This replacement BCM is your reliable, direct-fit solution.
We take the guesswork and extra expense out of the repair. Unlike a generic module from a parts store, this unit comes professionally programmed to your vehicle’s specific VIN before it even leaves our facility. Simply provide us with your VIN after purchase, and we’ll flash the module with the latest GM software updates. This ensures seamless integration with your vehicle’s existing systems, saving you a costly trip to the dealership for programming.
Case Study: A Tricky Diagnosis
A customer’s 2011 Savana 1500 work van came into the shop last month with a truly baffling set of symptoms. The radio would turn on and off by itself, the dome lights would stay on, and intermittently, the van wouldn’t start, showing a ‘Service Theft System’ message. The battery and alternator tested fine. After hooking up the scan tool, I noticed communication errors between the BCM and several other modules. In my 20+ years of experience, I’ve seen water intrusion from a leaky windshield seal cause this exact type of failure on hundreds of GM vans. We replaced the old, corroded BCM with one of our VIN-programmed units, and every single electrical gremlin vanished. The customer was back on the job the same day without the hassle of a dealership appointment.
Is Your Vehicle Showing These Symptoms?
- ✔ Intermittent or non-functional power windows, locks, or mirrors.
- ✔ Erratic interior or exterior lighting behavior.
- ✔ The security light is on, and the vehicle won’t start.
- ✔ Horn honking unexpectedly or not working at all.
- ✔ False warnings on the instrument cluster (e.g., ‘Door Ajar’).
- ✔ Communication error codes with other vehicle modules.
A Straightforward Guide to Installation
Replacing the BCM in your Savana is a manageable job for a DIYer with basic tools. The module is typically located in the center dash area.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the BCM: On most Savana and Express vans, the BCM is found behind the center dash panel or glove box. You may need to remove some trim panels for access.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the old module and remove it.
- Install the New Module: Mount your new, pre-programmed BCM in the same location. Securely plug in all the electrical connectors, ensuring they click into place.
- Reconnect Battery: Reattach the negative battery terminal.
- Perform Relearn Procedures: This is a critical step. You will need a capable diagnostic tool to perform the ‘Setup SDM Primary Key in BCM’ procedure to clear the airbag light. Some vehicles may also require a Brake Pedal Position Sensor recalibration. If you are not equipped to do this, a professional mechanic can complete these final steps for you.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of General Motors vehicles, ensuring a perfect fit and function. While this listing is for the 2008–2012 Savana 1500 BCM, it also fits many other models like the Chevrolet Express, Tahoe, Impala, GMC Acadia, and Cadillac Escalade. It directly replaces part numbers: 10382479, 15093910, 15819552, 15921353, 20815898, 22860591, 25892622, and many more. Please verify your part number or consult the detailed fitment list to confirm compatibility.
Frequently Asked Questions
Do I need to do any programming after I receive this BCM?
No. We program the module to your vehicle’s VIN before shipping. However, you will need to perform a security relearn and potentially other system initializations like the SDM key setup for the airbag system and brake pedal position sensor calibration, which may require a professional scan tool.
Where is the BCM located on my 2010 Savana 1500?
On the 2008-2012 Savana and Express vans, the Body Control Module is typically located behind the center part of the dashboard, often accessible after removing the glove box or a lower dash panel.
Will this fix my ‘Service Theft System’ warning?
A faulty BCM is a very common cause of this issue. Replacing it with our pre-programmed unit often resolves the problem, but you must perform the security relearn procedure after installation for the system to recognize the new module.
What information do you need from me?
After you complete your purchase, please send us your vehicle’s 17-digit VIN (Vehicle Identification Number). We cannot program and ship your BCM without it.
Is this a new part?
This is a high-quality, tested, and guaranteed functional replacement part that has been programmed with the latest software for your vehicle.