Restore Your Truck’s Brain and Banish Electrical Gremlins
Are you tired of dealing with bizarre electrical problems in your GM truck or SUV? Flickering lights, a battery that dies overnight, power windows with a mind of their own, or an instrument cluster that’s gone haywire? These aren’t just annoyances; they’re classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can make your reliable truck feel unpredictable. This is the definitive solution: a replacement 2000 Silverado 1500 BCM, professionally programmed to your vehicle’s specific VIN before it ever leaves our facility.
Forget the expensive dealership visit and the hassle of towing your truck just for programming. We handle the critical software flashing for you. Simply provide your VIN at checkout, and we’ll load the latest GM software onto the module. This ensures seamless communication between the BCM and your truck’s other systems, restoring full functionality and getting you back on the road with confidence. Plus, there’s no core charge—you can keep your old part.
From the Diagnostic Bay
I remember a 2000 Sierra 1500 that came into the shop with a laundry list of complaints the owner called “ghosts.” The dome light would stay on, the radio presets would vanish, and sometimes the power locks wouldn’t respond. He’d already replaced the battery twice. A scan showed a handful of U-codes, indicating communication loss with the BCM. Instead of a costly diagnostic rabbit hole at the dealer, we installed one of these pre-programmed modules. In under an hour, every single “ghost” was gone. It’s a testament to how a targeted, quality part can save hours of frustration and hundreds of dollars.
Common Signs of a Failing BCM
- ✔ Erratic or non-working power windows, door locks, and interior/exterior lights.
- ✔ The security or anti-theft system light stays on, preventing the engine from starting.
- ✔ Intermittent instrument panel gauges or warning lights (like the airbag light).
- ✔ A parasitic battery drain that kills your battery when the truck is parked.
- ✔ Communication error codes, such as U0140, on a diagnostic scan.
- ✔ Horn honking unexpectedly or not working at all.
A Straightforward Guide to Installation
- ✔ Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- ✔ Locate the BCM: On most of these GM trucks and SUVs, the BCM is located under the driver’s side of the dashboard, to the left of the steering column. You may need to remove a lower dash panel for access.
- ✔ Disconnect and Remove: Carefully unplug the electrical 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: Reinstall any panels you removed and reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—lights, locks, windows, radio, etc.—to confirm the repair.
- ✔ Perform Relearns (If Needed): As noted in our post-installation procedures, you may need a scan tool to perform an Airbag System Sync or a Brake Pedal Position Relearn if related warning lights appear.
Verified Vehicle Compatibility
This Body Control Module is a direct-fit replacement for the following vehicles, matching part numbers 19208539, 9371990, and 9385236. Please confirm your part number or contact us with your VIN to ensure compatibility.
- ✔ 2000 Chevrolet Silverado 1500 / 2500 Pickup
- ✔ 2000 GMC Sierra 1500 / 2500 Pickup
- ✔ 2000 Chevrolet Tahoe & Suburban 1500 / 2500
- ✔ 2000 GMC Yukon & Yukon XL 1500 / 2500 (exc. Denali)
- ✔ 2001 Chevrolet S10 / Blazer S10
- ✔ 2001 GMC S15 Sonoma / Jimmy S15
- ✔ 2001 Oldsmobile Bravada
- ✔ 2001 Chevrolet Astro / GMC Safari
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 calibrations your specific truck requires from the factory. This step is crucial for ensuring all features work correctly and avoids a mandatory, expensive programming session at a dealership.
What if my airbag light comes on after installation?
In some cases, the new BCM needs to be electronically introduced to the airbag system (SDM). This is done with a professional scan tool using the ‘Setup SDM Primary Key in BCM’ function. It’s a quick procedure for any competent repair shop if the light appears.
Do I need to send my old BCM back?
No, there is absolutely no core charge or need to return your original module. You can keep it, dispose of it, or save it for parts. This saves you the time and expense of return shipping.
Is this a difficult part for a DIYer to install?
The physical replacement is straightforward for most DIYers with basic tools. It’s typically located under the dash and involves unplugging connectors and removing a few bolts. Because we pre-program it, you skip the most difficult part of the job, which is the software flashing.
Will this fix my truck’s no-start problem?
If your no-start issue is caused by the BCM’s control over the anti-theft or security system (a very common failure), then yes, this programmed 2000 Silverado 1500 BCM is the correct fix. It will restore the proper security handshake and allow your truck to start.