Is Your GMC Acadia Experiencing Strange Electrical Issues?
If you’re dealing with flickering lights, unresponsive power windows, or a security system that has a mind of its own, you’re likely facing a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s body electronics, managing everything from your interior lights and power locks to your windshield wipers and instrument cluster. When it starts to fail, it can cause a cascade of frustrating and seemingly unrelated problems. This isn’t just an inconvenience; it can be a significant safety concern. Don’t let electrical gremlins take control of your vehicle. Restore its reliability and functionality with our pre-programmed BCM, a direct-fit solution for your 2007-2012 GMC Acadia and many other GM vehicles.
From the Diagnostic Bay
We once had a 2011 Acadia come into the shop with a truly baffling set of symptoms. The customer reported that their battery would be dead every few mornings, the radio would sometimes stay on after the key was removed, and the passenger-side window wouldn’t roll down. They had already replaced the battery and alternator with no luck. After hours of chasing wires, we hooked up our high-level scanner and found multiple communication errors all pointing back to the BCM. The internal circuits were failing, causing it to randomly keep other modules awake and drain the battery. We installed one of our VIN-programmed BCMs, and within an hour, all the phantom issues were gone. It’s a perfect example of how one single component can create widespread chaos, and how the right part can be a simple, effective fix.
Common Symptoms of a Failing BCM
- ✔️ Power windows, locks, or mirrors operating intermittently or not at all.
- ✔️ Interior dome lights or exterior lamps staying on or not turning on.
- ✔️ The security system or alarm randomly activating.
- ✔️ Key fob failing to lock or unlock the doors.
- ✔️ Instrument panel gauges behaving erratically or warning lights appearing for no reason.
- ✔️ Windshield wipers not working or activating on their own.
- ✔️ Unexplained battery drain that leaves you with a dead battery.
Why Choose Our Programmed 2007-2012 Acadia BCM?
The biggest hurdle in replacing a modern vehicle module is the programming. Dealerships and specialty shops charge hundreds of dollars for this service alone. We eliminate that step entirely. Our solution is a comprehensive service, not just a part. When you order from us, you provide your vehicle’s VIN, and our technicians will flash the module with the latest, most stable software updates directly from GM. This ensures that the BCM communicates perfectly with your vehicle’s existing components right out of the box. It’s a true plug-and-play solution designed to save you time, money, and the headache of a trip to the dealer.
Installation and Required Procedures
Physical installation is typically straightforward, involving disconnecting the battery and swapping the old module with the new one. However, after installation, some vehicles may require additional electronic relearn procedures to ensure all systems are synchronized. Please be aware of the following potential steps:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a professional scan tool. This is only necessary if the light is on.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure proper brake light and traction control functionality.
Disclaimer: Specific procedures can vary by vehicle. We always recommend consulting a factory service manual or a qualified technician for guidance.
Guaranteed Fitment for a Wide Range of GM Vehicles
This Body Control Module is a direct replacement for a vast array of GM models. Please verify that your original part number is on the list below to ensure compatibility.
Replaces 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
Do I need to have this BCM programmed?
No. This BCM comes fully programmed to your vehicle’s specific VIN before we ship it. It is ready for installation upon arrival, saving you a costly trip to the dealership.
Where is the BCM located on my 2007-2012 GMC Acadia?
On the GMC Acadia, as well as the Buick Enclave and Chevy Traverse, the BCM is typically located behind the dashboard on the driver’s side, often to the left of the steering column.
What happens if I forget to provide my VIN?
Providing your VIN is a mandatory step in the ordering process. We cannot program or ship the module without it, as the programming is essential for the part to function in your vehicle. Our team will contact you if this information is missing from your order.
Will this fix my “Service Airbag” light?
A faulty BCM can cause a false airbag light. While this replacement may resolve the root cause, the airbag system (SDM) may need to be electronically re-synced with the new BCM using a professional scan tool to clear the light, as noted in the installation procedures.
Is there a core charge?
No, there is no core charge for this module. You can keep your original part without needing to send it back.