Restore Your GM’s Electrical System with a Plug-and-Play BCM
If you’re dealing with baffling electrical problems in your 2010 Suburban 1500—like flickering lights, malfunctioning power windows, or a security system that has a mind of its own—you’re likely facing a failing Body Control Module (BCM). As the central command for your vehicle’s body electronics, a faulty BCM can create a cascade of frustrating, seemingly unrelated issues. I’ve spent over two decades diagnosing these exact problems, and I can tell you that swapping the module is often the only permanent fix.
This isn’t just any replacement part. We take the hassle and high cost of dealership repairs out of the equation. Each 2010 Suburban 1500 Body Control Module is meticulously programmed to your vehicle’s specific VIN before it ships. This means it arrives at your door ready for installation, loaded with the latest GM software updates. You get a reliable, fully functional module without the need for an expensive trip to the dealer for programming.
From the Diagnostic Bay: The Case of the Haunted SUV
A customer brought in a 2010 Tahoe (which uses the same BCM family as the Suburban) with a truly bizarre complaint. The radio would turn on by itself, the door locks would cycle while driving, and occasionally, the instrument cluster would go completely dead. They had already replaced the battery and checked the main grounds. After hooking up my scan tool, I found a slew of U-codes (communication errors) pointing to a network problem. Instead of a complex wiring issue, my experience pointed straight to the BCM. It was failing internally, flooding the data bus with garbage information. We installed one of our pre-programmed BCMs, and in under an hour, every single ghost in the machine was gone. This part saved the customer hundreds in diagnostic time and dealership fees.
Common Signs of a Failing GM BCM
A failing BCM can manifest in many ways. If your vehicle is experiencing any of the following, a faulty module is a likely culprit:
- ✔ Power windows, mirrors, or door locks operating intermittently or not at all.
- ✔ Erratic instrument cluster behavior, such as gauges dropping to zero or warning lights flashing randomly.
- ✔ The security or anti-theft light staying on, preventing the vehicle from starting.
- ✔ Interior or exterior lights not working correctly (e.g., staying on or not turning on).
- ✔ Communication Diagnostic Trouble Codes (DTCs), especially U-codes like U0140, U0155, or U0164.
- ✔ HVAC (heating and air conditioning) controls not responding.
A Straightforward Guide to Your BCM Installation
For the 2010 Suburban 1500, the BCM is typically located under the driver’s side of the dashboard, near the steering column. While professional installation is always an option, a confident DIYer can handle this job.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before starting work.
- Locate the BCM: Remove the lower dash panel beneath the steering wheel to gain access to the module. It’s a black plastic box with several large electrical connectors.
- Disconnect and Remove: Carefully unplug all wire harness connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt or unclip the module from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed BCM in the same location and securely plug in all the electrical connectors. You should hear a ‘click’ as they lock into place.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—windows, locks, lights, radio, etc.—to confirm the repair.
Important Post-Installation Notes
Because this module is central to many systems, some vehicles may require a simple ‘relearn’ or ‘sync’ procedure after installation. These are not always necessary but are good to be aware of:
- Airbag System Sync: If your airbag warning light is on after the swap, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag module.
- Brake Pedal Position Relearn: On some models, a brake pedal position sensor relearn may be required to ensure proper brake light and traction control operation.
Disclaimer: Vehicle systems vary. Always consult a factory service manual or a qualified technician if you are unsure about any step.
Verified Fitment For Your GM Vehicle
This BCM is a direct replacement for a wide range of GM cars, trucks, and SUVs. It is compatible with the original part number 15921352 and all the interchangeable numbers listed below. Please verify your vehicle is on the list to ensure proper fitment.
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
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
EXPRESS 3500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
IMPALA 06-12 Body Control (BCM); (LH dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
ACADIA 07-12 Body Control (BCM); (LH dash)
MONTE CARLO 06-07 Body Control (BCM); (LH steering column)
TAHOE 10 Body Control (BCM); (under steering column), ID 25892622
TRAVERSE 09-12 Body Control (BCM); (LH dash)
EXPRESS 3500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
YUKON 10 Body Control (BCM); (under steering column), ID 25892622
SAVANA 2500 VAN 11-12 Body Control (BCM); (center dash)
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 20815898
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921435
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 22860591
DTS 06-11 Body Control (BCM); (RH center dash)
OUTLOOK 07-10 Body Control (BCM); (center dash)
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 25892622
ESCALADE EXT 10 Body Control (BCM); (under steering column), ID 25892622
SAVANA 1500 VAN 08-12 Body Control (BCM); (center dash)
EXPRESS 2500 VAN 11-12 Body Control (BCM)
EXPRESS 1500 VAN 08-12 Body Control (BCM); (center dash)
STS 10 Body Control (BCM); center dash
SAVANA 3500 VAN 08-09 Body Control (BCM); (center dash)
TORRENT 07-09 Body Control (BCM); (center dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 6.0L
TAHOE 10 Body Control (BCM); (under steering column), ID 20815898
CTS 08-13 Body Control (BCM); LH dash
CAPTIVA SPORT 12 Body Control (BCM); (center dash), ID 20921436
EXPRESS 3500 VAN 10 Body Control (BCM); (center dash), 6.0L
G8 08-09 Body Control (BCM); (center dash)
IMPALA 13 Body Control (BCM); (LH dash), ID 22820315
SUBURBAN 1500 10 Body Control (BCM); (under steering column), ID 20815898
AVALANCHE 1500 10 Body Control (BCM); (under steering column), ID 25892622
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 4.8L
EXPRESS 2500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
YUKON 10 Body Control (BCM); (under steering column), ID 20815898
ESCALADE 10 Body Control (BCM); (under steering column), ID 25892622
LUCERNE 06-11 Body Control (BCM); (right side dash)
CTS 08 Body Control (BCM); RH dash
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 25892622
EXPRESS 3500 VAN 10 Body Control (BCM); (center dash), 4.8L
SAVANA 2500 VAN 08-09 Body Body Control (BCM); (center dash)
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 4.8L
SAVANA 3500 VAN 10 Body Control (BCM); (center dash), 6.0L
YUKON XL 1500 10 Body Control (BCM); (under steering column), ID 25892622
ESCALADE 10 Body Control (BCM); (under steering column), ID 20815898
SRX 07-09 Body Control (BCM); LH dash
ESCALADE ESV 10 Body Control (BCM); (under steering column), ID 20815898
EXPRESS 3500 VAN 11-12 Body Control (BCM)
HUMMER H2 08-09 Body Control (BCM); (LH firewall)
SAVANA 3500 VAN 11-12 Body Control (BCM)
VUE 08-10 Body Control (BCM); (center dash)
CAPRICE 11-13 Body Control (BCM)
ENCLAVE 08-12 Body Control (BCM); (LH dash)
EXPRESS 2500 VAN 08-09 Body Control (BCM); (center dash)
SAVANA 2500 VAN 10 Body Control (BCM); (center dash), 6.6L, VIN 6 (8th digit, opt LMM)
Frequently Asked Questions
Frequently Asked Questions
Why do you need my VIN number?
Your Vehicle Identification Number (VIN) allows us to program the BCM with the exact software and settings your specific vehicle requires. This ensures all features work correctly and makes the installation process much smoother.
Is this part difficult to install myself?
For someone with basic mechanical skills, this is a manageable job. The BCM is usually accessible under the dashboard. Our step-by-step guide above provides a clear overview of the process. The key benefit is that no programming is needed on your end.
What does the Body Control Module actually do?
The BCM is a computer that manages many of your vehicle’s non-engine related functions. This includes power windows, door locks, interior and exterior lighting, the security system, and even the climate controls.
Do I need to send my old BCM back?
No. There is absolutely no core charge for this part. You can keep your old module.
Will I have to do any extra programming after I install it?
In most cases, no. The module comes fully programmed. However, as noted above, some vehicles may require a simple ‘relearn’ or ‘sync’ procedure for the airbag or brake systems, which may require a professional scan tool if an issue arises.