Restore Full Electronic Functionality to Your Cadillac
Are you experiencing frustrating electrical issues in your 2008-2013 Cadillac CTS? Problems like erratic power windows, malfunctioning door locks, a faulty security system, or dashboard warning lights that come and go are often signs of a failing Body Control Module (BCM). The BCM acts as the central nervous system for your vehicle’s body electronics, and when it fails, it can cause a wide range of confusing and unpredictable symptoms. This replacement Body Control Module is the definitive solution, arriving pre-programmed with the latest GM software specifically for your vehicle’s VIN.
From the Diagnostic Bay
We had a 2011 CTS in the shop that was driving the owner crazy. The radio would turn off randomly, the interior lights would flicker, and occasionally, the car wouldn’t start, only to fire up perfectly an hour later. We checked the battery and alternator, which were fine. After connecting our diagnostic scanner, we saw multiple communication errors pointing towards the BCM. Instead of a costly and time-consuming trip to the dealer, the owner opted for one of our VIN-programmed modules. After a straightforward installation, all the bizarre electrical gremlins were gone. It’s a classic case of how a failing BCM can mimic a dozen other problems.
Common Symptoms of a Failing BCM
- ✔ Intermittent or non-working power windows, locks, and mirrors.
- ✔ Erratic behavior from the radio, climate control, or interior lighting.
- ✔ False alarms from the security system or a “Service Theft System” message.
- ✔ Dashboard warning lights (like ABS or Airbag) illuminating for no reason.
- ✔ The vehicle fails to start, but the battery and starter are good.
- ✔ Communication errors with other vehicle modules.
Why Choose Our Programmed 2008-2013 CTS Body Control Module?
Getting your vehicle back on the road shouldn’t be a hassle. This isn’t just a part; it’s a complete solution. We take the guesswork and extra steps out of the repair process. By providing us with your VIN during checkout, we flash the module with the most current GM software and vehicle-specific calibration. This ensures that when the part arrives, it’s ready to be installed without requiring expensive programming tools or a trip to the dealership, saving you significant time and money.
Post-Installation Procedures
While our BCM is designed for a straightforward installation, some vehicles may require simple relearn procedures. These can often be performed with a high-quality bidirectional scan tool.
- Airbag System Sync: If the airbag warning light is on after installation, a technician will need to perform the “Setup SDM Primary Key in BCM” procedure to sync the modules.
- Brake Pedal Position Relearn: To ensure proper brake light and traction control operation, a brake pedal position sensor recalibration may be necessary.
Always consult a factory service manual or a qualified technician for guidance specific to your vehicle.
This Module is a Direct Replacement for 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
Frequently Asked Questions
What does the Body Control Module (BCM) do?
The BCM is a computer that manages and controls many of your vehicle’s non-engine related functions, such as power windows, locks, lights, security system, wipers, and climate control.
Why do you need my vehicle’s VIN?
Your VIN (Vehicle Identification Number) allows us to program the BCM with the exact software and settings for your specific model, year, and options. This ensures compatibility and proper function right out of the box.
Is this part difficult to install?
The physical installation is typically straightforward, involving disconnecting the battery and swapping the module. However, some models may require post-installation relearn procedures for systems like the airbags or brakes, which may require a professional scan tool.
What happens if the airbag light comes on after I install it?
This is a known possibility. The new BCM needs to be electronically ‘introduced’ to the airbag’s computer (SDM). A qualified technician with a GM-compatible diagnostic tool can perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
Do I need to send my old part back?
No. There is no core charge for this part. You can keep your original module.