Are you tired of chasing electrical gremlins in your GMC Safari or GM truck? Intermittent power windows, flickering dash lights, or a security system that acts up randomly are classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, when the BCM starts to go, it can create a cascade of frustrating and unpredictable problems. This isn’t just an annoyance; it can affect your vehicle’s security and daily usability.
This is a direct-fit replacement BCM, part number 19153625, for your 2000 GMC Safari and a wide range of other GM vehicles. The best part? We take the biggest headache out of the equation. Simply provide your vehicle’s VIN at checkout, and our technicians will program the module with the latest GM software specifically for your van. This means no expensive trip to the dealership for programming. It arrives at your door ready for installation, saving you time and hundreds of dollars in labor and programming fees.
From the Diagnostic Bay
I remember a 2000 GMC Safari that came into the shop a few years back. The owner was at his wit’s end. The interior lights would stay on, draining the battery overnight, and the power door locks had a mind of their own. He’d already replaced the battery and checked all the fuses. After connecting my scan tool, I saw multiple communication loss codes with the BCM. These older GM modules are notorious for failing solder joints on the circuit board. We installed a pre-programmed BCM just like this one, and in under 30 minutes, every single one of his electrical issues was gone. It’s a testament to how a single component can restore a vehicle’s reliability.
Key Symptoms of a Failing GM BCM
If you’re experiencing any of the following, a faulty BCM is the most likely culprit. Replacing your 2000 GMC Safari BCM can be the definitive fix.
- ✔ Erratic or non-functional power windows, door locks, and mirrors.
- ✔ Interior dome lights or dashboard lights staying on or not working at all.
- ✔ The security or anti-theft light flashing, preventing the engine from starting.
- ✔ Horn honking randomly or not working when pressed.
- ✔ Inconsistent windshield wiper operation.
- ✔ Communication error codes (U-codes) when scanned with a diagnostic tool.
Your Straightforward Installation Guide
Installing your new BCM is a manageable job for a DIYer with basic tools. Here’s a general guide:
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on any electronic components.
- Locate the BCM: On the 2000 GMC Safari and similar vans/trucks, the BCM is typically located on the left-hand (driver’s) side of the dashboard, often behind the lower dash panel near the steering column.
- Remove Connectors: Carefully unplug the electrical connectors from the old module. They have locking tabs that need to be depressed to be released. Do not force them.
- Swap the Module: Unbolt or unclip the old BCM from its mounting bracket and install the new one in its place.
- Reconnect Everything: Plug the electrical connectors firmly into your new BCM and reconnect the negative battery terminal.
- Post-Install Checks: Start the vehicle and test all functions (lights, locks, windows, etc.). Note that some vehicles may require additional relearn procedures as outlined below.
Important Post-Installation Note: In some cases, you may need a professional scan tool for final synchronization. If the airbag light is on, an “Airbag System Sync” (Setup SDM Primary Key in BCM) is required. A “Brake Pedal Position Relearn” might also be necessary for proper brake light and traction control function. And don’t worry about sending your old part back—there is no core charge for this module.
Will This Fit My Vehicle?
This BCM is a guaranteed fit for the following vehicles, replacing part numbers 19153625, 16257125, and others listed in the interchange. Please verify your vehicle and options below.
- ✔ ASTRO 00 Body Control (BCM); (LH dash)
- ✔ BLAZER S10/JIMMY S15 98-00 Body Control (BCM); (center dash), ID 16257125
- ✔ BRAVADA 98 Body Control (BCM); (center dash), w/extended build date (opt ZN4)
- ✔ ISUZU HOMBRE 99-00 Body Control (BCM); (LH dash)
- ✔ S10/S15/SONOMA 98-00 Body Control (BCM); (center dash), ID 16257125
- ✔ SAFARI (GMC) 00 Body Control (BCM); (LH dash)
- ✔ SIERRA 1500 PICKUP 99-00 Body Control (BCM); (LH dash)
- ✔ SIERRA 2500 PICKUP 99-00 Body Control (BCM); (LH dash)
- ✔ SILVERADO 1500 PICKUP 99-00 Body Control (BCM); (LH dash)
- ✔ SILVERADO 2500 PICKUP 99-00 Body Control (BCM); (LH dash)
Frequently Asked Questions
Do I really need to provide my VIN?
Yes, absolutely. Providing your VIN is critical. We use it to load the precise, vehicle-specific software from GM onto your BCM. This ensures all the features your vehicle came with work correctly and makes the installation plug-and-play.
What does the Body Control Module (BCM) actually do?
The BCM is like a central computer for all the non-engine related electronics in your vehicle. It controls functions like power windows, interior and exterior lighting, power locks, the security system, wipers, and the horn.
Is this part difficult to install myself?
For most DIYers with basic hand tools, this is a very straightforward installation. The module is usually accessible behind the lower driver-side dash panel. The main challenge is simply unplugging the old one and plugging in the new one.
Do I have to send my old BCM back?
No. We do not require you to return your original module. There is no core charge associated with this purchase, saving you the hassle and cost of return shipping.
What if my airbag light comes on after installation?
This can happen occasionally. It means the new BCM needs to be electronically ‘introduced’ to the airbag system’s computer (SDM). A professional mechanic with a capable bi-directional scan tool can perform the ‘Setup SDM Primary Key in BCM’ procedure in a few minutes to resolve this.