Restore Control Over Your GM Truck’s Electronics
Are you dealing with baffling electrical problems in your 2000 GMC Yukon or a similar GM truck? Flickering lights, power windows with a mind of their own, a security light that won’t turn off, or an engine that refuses to crank intermittently? As a technician with over two decades of experience, I’ve seen these exact issues hundreds of times. More often than not, the culprit is a failing Body Control Module (BCM). This module is the central hub for your vehicle’s body electronics, and when it starts to fail, it can cause a cascade of frustrating and unpredictable symptoms. Don’t let electrical gremlins sideline your reliable truck. This is the direct, dependable solution you’ve been looking for.
This isn’t just a replacement part; it’s a complete solution. We take the hassle out of the repair by programming this BCM specifically to your vehicle using your VIN. It arrives at your door loaded with the latest GM software updates, ready for installation. This means you can bypass the expensive trip to the dealership for programming, saving you both time and money. Simply provide your VIN at checkout, and we’ll handle the rest, ensuring a seamless and correct integration with your truck’s systems.
A Technician’s Notebook: The Intermittent No-Start Sierra
A customer brought in a 2000 GMC Sierra 1500 that was driving him crazy. It would start and run perfectly for weeks, then suddenly refuse to crank. No security light, no check engine light—just silence. He had already replaced the battery and starter. My initial scan showed no hard codes, but I noticed intermittent communication loss with several modules. After checking grounds and power feeds to the BCM, I suspected an internal failure. On these GMT800 platforms, the BCM can develop cold solder joints or failing relays that cause these exact phantom issues. We swapped in a pre-programmed BCM like this one, and the problem was solved instantly. This pre-flashed 2000 Yukon BCM and its equivalents for other models are the go-to fix in my shop for these specific headaches.
Is Your GM Truck or SUV Showing These Symptoms?
A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, this module is the likely solution:
- ✔ Erratic or non-functional power windows, door locks, or interior lights.
- ✔ The security or anti-theft light stays on, causing a no-start condition.
- ✔ Gauges on the instrument cluster behaving strangely or not working at all.
- ✔ Horn honking unexpectedly or not working when pressed.
- ✔ Diagnostic trouble codes related to communication errors, such as U0140, U0155, or U0164.
- ✔ The radio or climate control systems turning on or off by themselves.
A Straightforward Guide to Installation
Replacing the BCM is a manageable job for a confident DIYer. While the exact location varies slightly by model (typically under the driver’s side dash), the process is generally the same. This guide will walk you through installing your new 2000 Yukon BCM.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow all systems to power down completely.
- Locate the BCM: On most full-size trucks and SUVs like the Yukon, Tahoe, and Silverado, the BCM is located under the driver’s side of the dashboard, often attached to a support bracket near the steering column. On S-10/Blazer models, it may be in the center dash area.
- Remove Trim Panels: You will likely need to remove the lower dash knee bolster panel to gain access. This is typically held in by a few screws and clips.
- 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. Reconnect all electrical connectors, ensuring they click securely into place.
- Post-Installation Checks: Re-install the trim panels and reconnect the negative battery terminal. Turn the key to the ‘On’ position (without starting) and verify that your lights, locks, and windows are functioning correctly.
Important Post-Installation Note: In some cases, additional steps may be required. If your airbag light is on, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. Similarly, a ‘Brake Pedal Position Relearn’ might be necessary for proper brake light and traction control operation. These are not always required but are important possibilities to be aware of. And remember, there’s no need to send your old part back—we have a no-core-charge policy!
Verified Vehicle Compatibility
This module is a direct-fit replacement for a wide range of GM vehicles. Please confirm your vehicle and original part ID number are listed below. This unit is compatible with service numbers 19208539, 9371990, and 9385236.
SILVERADO 1500/2500 PICKUP (2000)
SUBURBAN 1500/2500 (2000)
TAHOE (2000)
BLAZER S10 (2001)
S10 PICKUP (2001)
ASTRO (2001)
GMC:
SIERRA 1500/2500 PICKUP (2000)
YUKON (2000, exc. Denali)
YUKON XL 1500/2500 (2000)
JIMMY S15 (2001)
SONOMA (2001)
SAFARI (2001)
Oldsmobile:
BRAVADA (2001)
Frequently Asked Questions About The 2000 Yukon BCM
Do I need to program this BCM?
Do I need to program this BCM?
No. This Body Control Module comes fully programmed to your vehicle’s specific VIN. Just provide us with your VIN during or after your purchase, and we’ll flash it with the latest GM software before shipping. It arrives ready to install.
What does a Body Control Module (BCM) do?
The BCM acts as the central computer for your vehicle’s body-related electronic accessories. It controls functions like power windows, power locks, interior and exterior lighting, the security system, wipers, and the instrument cluster.
Is there a core charge for this part?
Absolutely not. We do not require you to send your old module back. You can keep your original part, which simplifies the process for you.
What if my airbag light comes on after installation?
This can occasionally happen. It means the new BCM needs to be synced with the airbag system’s Sensing and Diagnostic Module (SDM). A procedure called ‘Setup SDM Primary Key in BCM’ will need to be performed with a professional-grade diagnostic tool to resolve this.
Why do you need my VIN?
Your Vehicle Identification Number (VIN) is essential for us to program the BCM correctly. It allows us to load the exact software and settings your specific vehicle model and options require for all functions to work properly.