Restore Full Functionality to Your GM Vehicle with a VIN-Programmed BCM
If you’re dealing with bizarre electrical gremlins in your 2010 Chevrolet Suburban 1500—like flickering lights, malfunctioning power windows, or a security system that has a mind of its own—you’ve likely met the frustrating reality of a failing Body Control Module (BCM). As the central nervous system for your vehicle’s comfort and convenience features, a faulty BCM can make driving a nightmare. This isn’t just an inconvenience; it can affect vehicle security and safety systems. This replacement BCM, part number 25847589, is the reliable, straightforward solution you need.
We take the guesswork and hassle out of the repair. Simply provide your vehicle’s VIN at checkout, and our technicians will program the module with the latest GM-certified software specific to your 2010 Suburban 1500. This means it arrives at your door ready for installation, saving you from expensive dealership programming fees and diagnostic headaches. Get your truck’s electronics working like new again.
Case Study: A Tricky Diagnosis
I remember a 2010 Suburban 1500 that came into my shop last winter. The owner was at his wit’s end. The radio would turn on and off, the driver’s side power window wouldn’t work, and occasionally, the truck would refuse to crank, showing only a ‘Service Theft Deterrent System’ message. He’d already replaced the battery and checked the alternator. After hooking up my scan tool, I saw a flurry of ‘Lost Communication’ codes (U-codes) with various modules. This is a classic sign. Instead of a single bad part, it pointed to a communication breakdown orchestrated by a failing BCM. The internal circuits corrode over time, causing intermittent connections. We installed a VIN-programmed BCM, and every single issue vanished. It’s a repair that brings immense relief to the vehicle owner.
Is Your Vehicle Showing These BCM Failure Signs?
- ✔ Erratic or non-functional power windows, door locks, or mirrors.
- ✔ Interior dome lights or exterior lamps staying on or not working at all.
- ✔ The security light is illuminated, and the vehicle may not start (no-crank condition).
- ✔ Dashboard gauges behaving erratically or not working.
- ✔ Horn honking randomly or not working when pressed.
- ✔ Diagnostic trouble codes (DTCs) related to lost communication, such as U0140, U0155, or other U-codes.
A Straightforward Guide to Installation
For the confident DIYer, replacing the BCM in your Suburban is a manageable job. The BCM is typically located under the driver’s side of the dashboard, near the steering column.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning any electrical work.
- Locate the BCM: On a 2010 Suburban 1500, it’s found under the steering column. You may need to remove a lower dash panel for access.
- Disconnect Wiring: Carefully unplug all electrical connectors from the old BCM. The connectors have release tabs; be gentle to avoid breaking them.
- Remove the Old Module: Unbolt or unclip the old BCM from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in place and securely reconnect all wiring harnesses. Ensure each connector clicks into place.
- Reconnect Battery: Reattach the negative battery terminal.
- Test Functions: Start the vehicle and test all body functions: lights, windows, locks, radio, etc., to confirm the repair is successful.
Post-Installation Procedures & Notes
Because this module is pre-programmed, most functions should work immediately. However, on some GM vehicles, additional steps may be required for full system integration:
- ✔ Airbag System Sync: If the airbag warning light is on after installation, a ‘Setup SDM Primary Key in BCM’ procedure is needed. This requires a professional-grade scan tool to sync the new BCM with the airbag system.
- ✔ Brake Pedal Position Relearn: To ensure correct brake light and traction control operation, a brake pedal position sensor relearn might be necessary. This can also be performed with a capable scan tool.
- ✔ No Core Charge: You are not required to return your old BCM. There is no core charge associated with this purchase.
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a certified technician if you are unsure about any part of the installation or post-install procedures.
Verified Vehicle Compatibility
This BCM is a direct replacement for a wide range of General Motors vehicles. While this listing is for the 2010 Suburban 1500, it also fits the models below. Please verify your part number and specific vehicle options.
This module replaces 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
Do I need to take this BCM to a dealer for programming?
No. We handle the programming for you before shipment. Just provide your vehicle’s 17-digit VIN during checkout, and the module will arrive ready to install with the latest GM software.
What does the Body Control Module (BCM) do?
The BCM is a computer that manages many of your vehicle’s non-engine-related electronic systems. This includes power windows, door locks, the alarm system, interior and exterior lighting, and dashboard gauges.
Where is the BCM on my 2010 Suburban 1500?
It is typically located under the driver’s side dashboard, near the steering column and pedals. You may need to remove a plastic trim panel to access it.
What if my airbag light is on after I install the new BCM?
This can happen occasionally. It means the new BCM needs to be electronically ‘introduced’ to the airbag system’s computer (SDM). This procedure, called ‘Setup SDM Primary Key in BCM’, requires a professional scan tool to complete.
Do I have to send my old part back?
No. This purchase does not require a core return. You can keep or dispose of your old module.