Restore Your Van’s Electrical System and Get Back to Work
Is your Savana 2500 van acting possessed? Flickering lights, malfunctioning power windows or locks, a security light that won’t turn off, or even a frustrating no-start condition can all point to a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can create a cascade of confusing and intermittent issues. This isn’t just an annoyance; for a work van, it’s downtime and lost revenue. This replacement Body Control Module is the reliable, straightforward solution to get your van’s electronics functioning correctly again.
We take the guesswork and extra cost out of the repair. Unlike a blank module from a dealership that requires expensive programming, this unit arrives at your door pre-programmed with the latest GM software, specifically matched to your van’s VIN. This means a simpler installation process, getting you back on the road faster. By providing us with your VIN at checkout, you ensure this 2008-2012 Savana 2500 BCM is ready to install right out of the box.
Case Study: A Tricky Diagnosis
I remember a 2011 Savana 2500 from a local plumbing company that came into my bay. The complaint was ‘the battery dies overnight, but only sometimes.’ We checked for parasitic draws and found an intermittent one linked to the interior lighting circuit. The dome lights would stay on faintly, long after the doors were closed. After hours of tracing wires, we found the BCM was failing to send the ‘sleep’ command to the lighting relay. A new, pre-programmed BCM fixed the draw instantly, saving the owner from buying a new battery every few months and the headache of an unreliable work vehicle.
Is Your Van Showing These Symptoms?
A failing BCM can manifest in many ways. If you’re experiencing any of the following, it’s a strong indicator your Body Control Module needs attention:
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights staying on or not working at all.
- ✔ The security or anti-theft light is illuminated, preventing the engine from starting.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Dashboard warning lights appearing randomly (ABS, Airbag, Check Engine).
- ✔ Communication error codes, such as U0140 (Lost Communication With Body Control Module).
A Straightforward Guide to BCM Installation
Replacing the BCM in your Savana or Express van is a manageable job for a DIYer with basic tools. This module is typically located behind the center dash trim.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Access the Module: Carefully remove the necessary dash panels to gain access to the BCM. On most Savana vans, this involves removing the center dash bezel and radio assembly.
- Disconnect and Remove: The BCM will have several large multi-pin electrical connectors. Depress the locking tabs on each connector and gently pull them straight out. Once all connectors are removed, unbolt the module from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in the same location. Securely reconnect all electrical connectors, ensuring they click into place.
- Final Steps: Reassemble your dashboard, then reconnect the negative battery terminal. Start the vehicle to confirm that the primary functions are restored.
- Post-Installation Checks: As noted in our procedures, certain models may require a ‘Brake Pedal Position Relearn’ or an ‘Airbag System Sync’ with a capable scan tool if related warning lights appear.
Verified Vehicle Compatibility
This BCM, part number 15921353, is a direct replacement for a wide range of GM vehicles and supersedes many previous part numbers, ensuring broad compatibility. While this listing is focused on the 2008-2012 Savana 2500 BCM, it also fits the models listed below. Always confirm your part number is on our cross-reference list to guarantee fitment.
Compatible with Part Numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
Fits Select Models Including: Acadia (07-12), Avalanche (10), Caprice (11-13), Captiva Sport (12), CTS (08-13), DTS (06-11), Enclave (08-12), Equinox (07-09), Escalade/ESV/EXT (10), Express/Savana Vans (08-12), G8 (08-09), H2 (08-09), Impala (06-13), Lucerne (06-11), Monte Carlo (06-07), Outlook (07-10), SRX (07-09), STS (10), Suburban (10), Tahoe (10), Torrent (07-09), Traverse (09-12), Vue (08-10), Yukon/XL (10).
Frequently Asked Questions
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming before shipment. Simply provide your vehicle’s VIN during or after checkout, and the module will arrive ready for installation, loaded with the latest GM software for your specific vehicle.
Is there a core charge or do I need to send my old part back?
There is absolutely no core charge. You can keep your original module, which saves you the time and expense of return shipping.
What if my airbag light comes on after installation?
This is uncommon, but if it happens, it means the new BCM needs to be synced with the airbag’s Supplemental Deployment Module (SDM). A professional technician with a high-level scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
Why is this a better solution than going to the dealer?
Our solution saves you significant time and money. You get a fully functional, programmed module delivered to you, avoiding dealership labor rates, programming fees, and the hassle of scheduling an appointment and leaving your van at the shop.