Restore Your Vehicle’s Electrical Functions with a Reliable Solution
Are you dealing with baffling electrical issues in your Saturn Vue or other GM vehicle? Flickering lights, malfunctioning power windows, a security system that acts up, or an engine that refuses to start can all point to a single culprit: a failing Body Control Module (BCM). As the central command center for your vehicle’s body electronics, a faulty BCM can create a cascade of frustrating and unpredictable problems. This isn’t just an inconvenience; it can affect your vehicle’s safety and reliability.
This Body Control Module is the definitive fix for these issues. We take the guesswork and high dealership costs out of the equation. Before we ship the module, we program it with the latest official GM software updates, specifically matched to your vehicle using your VIN. This means it arrives at your door ready for installation, saving you a costly trip to the service center for programming. Get your vehicle back to full functionality with a part you can depend on.
A Technician’s Notebook: The Case of the Haunted Equinox
I once had a 2008 Chevy Equinox in my bay that was driving its owner crazy. The radio would turn on and off by itself, the dome light would stay on, and occasionally, the power locks would cycle while driving. The owner had already replaced the battery and checked all the fuses. A scan showed a handful of intermittent communication codes (U-codes), but nothing consistent. After checking the main data network, I found that the BCM was intermittently dropping offline. These modules, especially across this GM platform, can fail internally, causing these ghost-in-the-machine problems that are nearly impossible to trace with conventional wiring checks. A new, properly programmed BCM solved every single issue instantly. It’s a classic failure I’ve seen hundreds of times.
Common Signs of a Failing BCM
If your vehicle is exhibiting any of these symptoms, a failing BCM is the likely cause. Replacing it can restore proper function and peace of mind.
- âś” Erratic or non-functional interior/exterior lights.
- âś” Power windows, door locks, or mirrors working intermittently or not at all.
- âś” The security light is illuminated on the dash, possibly causing a no-start condition.
- âś” Dashboard gauges behaving erratically or not working.
- âś” Diagnostic trouble codes related to communication loss with other modules (e.g., U0140, U0155, U0164).
- âś” Inconsistent horn or remote keyless entry operation.
Your Straightforward BCM Installation Guide
Installing your new BCM is a manageable job for a confident DIYer. For the 2008-2010 Saturn Vue, the BCM is typically located behind the center dash console area.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Access the Module: Carefully remove the necessary trim panels around the center dash or steering column to access the old BCM. The exact location is noted in our fitment list.
- Swap the BCM: Disconnect the electrical connectors from the old module. They have locking tabs that need to be depressed. Remove any mounting bolts or clips holding it in place, and then install the new module in its place.
- Reconnect Everything: Securely plug all electrical connectors into your new BCM. You’ll hear a click when they are properly seated. Reconnect the negative battery terminal.
- Perform Relearn Procedures: Start the vehicle. While the module is pre-programmed, some vehicles may require additional steps as outlined below.
Important Post-Installation Steps
To ensure full functionality, your vehicle may require one or more of the following procedures after installation. This is normal and ensures all vehicle systems communicate correctly.
- Airbag System Sync: If your airbag warning light is on, a professional scan tool is needed to perform the “Setup SDM Primary Key in BCM” function. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: Some models may require a brake pedal position sensor recalibration to ensure brake lights and traction control work correctly. This can often be done with a high-end diagnostic tool.
- No Core Required: You can keep your old module, as there is no core charge for this part.
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a qualified technician if you are unsure about any step.
Verified Vehicle Compatibility
This module is a direct replacement for a wide range of GM vehicles. Please confirm your model and the BCM location below. This part replaces any of the following 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
Why do you need my VIN number?
Your Vehicle Identification Number (VIN) is essential for us to program the Body Control Module with the correct software and vehicle-specific options from GM. This ensures the part works correctly with your existing systems right out of the box.
Is this part difficult to install?
For someone with moderate mechanical experience, it is a straightforward process. The main challenge is accessing the module, which is usually behind a dash panel. The part itself is plug-and-play, but be aware that some post-installation relearn procedures may be needed.
Where is the BCM on my 2009 Saturn Vue?
On the 2008-2010 Saturn Vue, the BCM is located in the center dash area, typically behind the radio or climate controls.
Do I have to send my old part back?
No. We do not require you to return your original module. There is no core charge associated with this purchase.
What do I do if the airbag light is on after I install the new BCM?
This is a common security measure. The new BCM needs to be electronically ‘introduced’ to the airbag’s computer (SDM). This requires a professional-grade scan tool to perform the ‘Setup SDM Primary Key in BCM’ procedure to sync the modules and turn off the light.