Restore Your Truck’s Brain and End Electrical Chaos
Is your Silverado 2500 acting possessed? One minute the radio works, the next it’s dead. The windows won’t roll down, the dash lights flicker, and you’re getting bizarre warning lights. You’re not chasing a dozen different problems; you’re likely dealing with a single point of failure: the Body Control Module (BCM). As the central command center for your truck’s body electronics, a failing BCM can cause widespread and frustrating issues. This OEM-quality, VIN-programmed BCM, part number 15284816, is the direct-fit solution to restore order and get your truck operating reliably again.
Forget expensive diagnostic fees and trips to the dealership for programming. We handle the complex part for you. By programming this module to your truck’s specific VIN before it ships, we ensure it’s ready for a true plug-and-play installation. This is the definitive fix for the persistent electrical gremlins that plague these otherwise dependable GM trucks.
Case Study: A Tricky Diagnosis
A customer brought in his ’09 Silverado 2500 that would intermittently refuse to start and had a persistent airbag light. He’d already replaced the battery and starter to no avail. A scan revealed a slew of communication codes, including a U0140 – Lost Communication With Body Control Module. Instead of throwing more parts at it, we inspected the BCM. After swapping in our pre-programmed module, the communication codes vanished, the truck started every time, and we were able to properly reset the airbag system. It wasn’t a dozen small issues; it was one faulty BCM creating all the symptoms.
Is Your Silverado Showing These Symptoms?
- ✔ Strange electrical behavior: Power windows, door locks, or interior/exterior lights working intermittently or not at all.
- ✔ HVAC system problems: Blower motor cutting out, or climate controls being completely unresponsive.
- ✔ Annoying warning lights: An airbag light that won’t go away, often with a DTC B1001 (Option Configuration Error).
- ✔ Security system faults: Vehicle may not start, stall unexpectedly, or display a ‘Service Theft Deterrent System’ message.
- ✔ Communication DTCs: You may find codes like U0140, U0155, or other ‘U’ codes indicating a module is not communicating on the network.
Your 5-Minute Path to a Fully Functional Truck
Installation is a straightforward process that most DIYers can complete in their driveway. The BCM is typically located under the driver’s side dash, near the steering column.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on electrical components.
- Locate the Module: Find the BCM under the dash. It will have several large multi-pin connectors attached to it.
- Swap the BCM: Carefully unplug the electrical connectors from the old module. Unbolt or unclip the module from its mounting bracket and remove it. Install the new BCM in its place and securely reconnect all electrical connectors.
- Reconnect Power: Reattach the negative battery terminal.
- Post-Installation Checks (Important): After installation, some procedures may be required. If the airbag light is on, use a professional scan tool to perform the ‘Setup SDM Primary Key in BCM’ function. Some vehicles may also need a brake pedal position sensor recalibration to ensure proper brake light and cruise control operation.
Verified Fitment for Your GM Truck or SUV
This Body Control Module is a direct replacement for part number 15284816 and is guaranteed to fit the following vehicles:
AVALANCHE 1500: 2007-2011
SILVERADO 1500 PICKUP: 2007-2011
SILVERADO 2500 PICKUP: 2007-2011
SILVERADO 3500 PICKUP: 2007-2011
SUBURBAN 1500/2500: 2007-2011
TAHOE: 2007-2011
GMC:
SIERRA 1500 PICKUP: 2007-2011
SIERRA 2500 PICKUP: 2007-2011
SIERRA 3500 PICKUP: 2007-2011
SIERRA DENALI: 2007-2011
YUKON / YUKON XL: 2007-2011
Cadillac:
ESCALADE / ESV / EXT: 2007-2011
Interchangeable Part Numbers: 25835966, 15263363, 15263497, 15878753, 15284816, 15943678, 15926094, 15940214, 25790508, 25790509, 25823558, 25823559, 25835965, 25844479, 25971916, 25971917, 15901388, 20939137, 20939138, 22860591.
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. We pre-program the module to your vehicle’s VIN before shipping. It arrives ready for plug-and-play installation, saving you time and money.
Where is the BCM located on my 2007-2011 Silverado 2500?
The Body Control Module is located under the driver’s side of the dashboard, usually to the left of the steering column.
Will this fix my airbag warning light?
This module will fix an airbag light caused by a faulty BCM, especially one throwing code B1001. However, after installation, you must perform the ‘Setup SDM Primary Key in BCM’ procedure with a compatible scan tool to clear the light.
What tools are required for installation?
Basic hand tools, such as a socket set or nut driver, are all that’s typically needed to remove the old BCM. A professional scan tool is recommended for the post-installation procedures.
Is there a core charge for my old part?
No, there is no core charge. You can keep or dispose of your old module without the hassle of returning it.