Restore Full Electrical Function to Your Chevrolet Caprice
Is your 2011-2013 Caprice acting possessed? Flickering interior lights, power windows with a mind of their own, a security light that won’t turn off, or even a frustrating no-start condition are all classic signs of a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, when the BCM starts to fail, it can create a cascade of confusing and unpredictable problems. Don’t let electrical gremlins sideline your vehicle. This is the reliable, straightforward solution you need.
A Technician’s Notebook: The Intermittent Gremlin
Just last month, a 2012 Caprice PPV was towed to my shop. The complaint was intermittent no-crank and random security system alerts. The battery and starter checked out perfectly. After hooking up the scan tool, I noticed a slew of communication error codes pointing towards the BCM. These modules, especially on high-service vehicles, can suffer from internal circuit board failures due to heat cycles and vibration. Instead of a costly diagnostic rabbit hole at the dealership, we installed a VIN-programmed module like this one. The car fired right up, all electrical systems responded, and it was back in service the same day. This is the exact fix for those hard-to-diagnose issues.
Is Your Caprice Showing These Electrical Gremlins?
- ✔ Unresponsive or erratic power windows, door locks, or mirrors.
- ✔ Interior dome lights or dashboard lights staying on or not working at all.
- ✔ The security or anti-theft system light flashing, preventing the car from starting.
- ✔ Horn honking randomly or not working when pressed.
- ✔ False warnings on the driver information center (DIC).
- ✔ Communication issues with diagnostic scan tools.
The Smart Solution: Pre-Programmed for Your Vehicle
The biggest hurdle in replacing a BCM has always been the expensive programming required at a dealership. We eliminate that step entirely. When you purchase this 2011-2013 Caprice Body Control Module, you provide us with your vehicle’s VIN. Our technicians will then flash the module with the latest, most stable software directly from GM, ensuring it’s a perfect match for your car’s specific options and configuration. It arrives at your door ready for installation, saving you hundreds in dealer fees and towing costs.
Your Straightforward BCM Installation Guide
Replacing the BCM is a manageable job for a DIY enthusiast or any professional technician. While the exact location can vary, it’s typically found in the dash area. Always consult a service manual for your specific vehicle.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes to allow all systems to discharge.
- Locate the BCM: On the 2011-2013 Caprice, the Body Control Module is typically located behind the dash, often on the driver’s side. You may need to remove lower dash panels for access.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that need to be depressed. Once disconnected, unbolt the old module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM and securely reconnect all electrical harnesses. Ensure they click into place.
- Reconnect Battery: Reattach the negative battery terminal.
- CRITICAL Final Steps: After installation, certain procedures are required. You must perform the ‘Setup SDM Primary Key in BCM’ procedure with a compatible scan tool to sync the airbag system and extinguish the warning light. A brake pedal position sensor relearn may also be necessary. Failure to perform these steps can result in warning lights and improperly functioning safety systems.
Verified Vehicle Compatibility
This BCM, part number 15921352, is a direct replacement for a wide range of General Motors vehicles. While this listing is for a unit programmed specifically for the 2011-2013 Caprice, the hardware is also compatible with the following models (which may require different programming). It supersedes numerous older part numbers, including: 10382479, 15093910, 15819552, 20815898, 22860591, 25892622, and many more.
- ACADIA 07-12
- AVALANCHE 1500 10
- CAPRICE 11-13
- CAPTIVA SPORT 12
- CTS 08-13
- DTS 06-11
- ENCLAVE 08-12
- EQUINOX 07-09
- ESCALADE / ESV / EXT 10
- EXPRESS VAN 1500/2500/3500 08-12
- G8 08-09
- HUMMER H2 08-09
- IMPALA 06-13
- LUCERNE 06-11
- MONTE CARLO 06-07
- OUTLOOK 07-10
- SAVANA VAN 1500/2500/3500 08-12
- SRX 07-09
- STS 10
- SUBURBAN 1500 10
- TAHOE 10
- TORRENT 07-09
- TRAVERSE 09-12
- VUE 08-10
- YUKON / YUKON XL 1500 10
Frequently Asked Questions
Why does this BCM need my car’s VIN?
Your VIN allows us to program the Body Control Module with the exact software and settings your Caprice came with from the factory. This ensures all your specific features (like power seats, specific lighting, security system, etc.) work correctly without a trip to the dealer.
What happens if I install it without the post-installation procedures?
If you don’t perform the ‘Setup SDM Primary Key’ procedure, the airbag warning light will remain on, and the supplemental restraint system may not function correctly. The brake pedal relearn ensures the brake lights and stability control system work as intended. These are critical safety steps.
Is this a difficult part to replace myself?
For someone with moderate mechanical skill, it’s very manageable. The main challenge is typically accessing the module’s location within the dash. The physical swap is just a few bolts and connectors. The key is having a scan tool capable of performing the final setup procedures.
Will this fix my no-start problem?
A faulty BCM is a very common cause of a no-start or intermittent-start condition, especially if the security light is on. While other issues can cause a no-start, if you’re also experiencing other electrical symptoms, this 2011-2013 Caprice Body Control Module is the most likely solution.
How do I give you my VIN after purchase?
After you complete your purchase, you will receive instructions on how to send us your vehicle’s 17-digit VIN. We cannot program and ship your module until we receive this information.