Restore Full Electrical Function to Your GM Truck
Are you dealing with bizarre electrical issues in your 2000 GM truck or SUV? Flickering lights, power windows with a mind of their own, or a security system that randomly prevents you from starting the engine? After 20+ years in the shop, I can tell you these aren’t random quirks—they’re classic symptoms of a failing Body Control Module (BCM). The BCM is the central hub for your vehicle’s body electronics, and when it fails, it can make your reliable truck feel haunted. This isn’t just an annoyance; it can be a major safety and security concern.
We offer a straightforward, reliable solution. This isn’t just a part in a box; it’s a complete cloning service for your 2000 Suburban 2500 BCM. We transfer the unique, vehicle-specific data from your original module directly onto this fully tested replacement unit. The result? A true plug-and-play component that requires absolutely no expensive trip to the dealership for programming. You get your truck back to normal, fast.
Case Study: A Tricky Diagnosis
A customer brought in his 2000 Yukon XL, completely frustrated. His power locks would cycle randomly while driving, the dome light wouldn’t turn off, and occasionally the ‘Security’ light would flash, leaving him stranded. He’d already replaced the battery and checked fuses with no luck. Instead of throwing parts at it, we hooked up a scan tool. While there were no hard fault codes for the BCM itself, we saw erratic data streams from the door lock and lighting circuits. This is a tell-tale sign. The BCM was failing internally, sending corrupt signals. By providing a cloned 2000 Suburban 2500 BCM, we restored all functions in under an hour of shop time, preserving his original key fob and security settings. This is the exact service we offer you.
Common Signs of a Failing BCM
- ✔ Power windows or door locks operate intermittently or not at all.
- ✔ The security light is illuminated on the dash, or the vehicle won’t start.
- ✔ Interior or exterior lights flicker, stay on, or won’t turn on.
- ✔ The horn honks unexpectedly or doesn’t work.
- ✔ Wipers behave erratically or are stuck in one position.
- ✔ The radio or instrument cluster loses power intermittently.
- ✔ Communication error codes (U-codes) may be present when scanned.
A Straightforward Guide to Your BCM Replacement
- ✔ Step 1: Purchase and Provide VIN. Complete your purchase and send us your vehicle’s 17-digit VIN. This allows us to prepare the replacement module with the latest GM software updates.
- ✔ Step 2: Remove Your Original BCM. On most of these models, the BCM is located under the driver’s side of the dashboard, to the left of the steering column. Disconnect the negative battery terminal first, then carefully unplug the electrical connectors and remove the module.
- ✔ Step 3: Ship Us Your Module. Securely package your original BCM and ship it to us. We will perform the cloning service within 1-2 business days of receiving it.
- ✔ Step 4: Install and Reconnect. We will ship both your original module and the newly programmed replacement back to you. Simply install the replacement module, reconnect the electrical harnesses, and then reconnect the negative battery terminal.
- ✔ Step 5: Perform Post-Installation Checks. Start the vehicle and test all functions (lights, locks, windows). In some cases, a ‘Setup SDM Primary Key’ or ‘Brake Pedal Position Relearn’ may be needed if you see a warning light. See our FAQ for details.
Guaranteed Fitment for Your GM Truck or SUV
This cloning service is compatible with vehicles that use a BCM with part number 09377486. This includes the following models and part number interchanges:
- Interchangeable Part Numbers: 16257155, 15136876, 9377486
- 2000 Chevrolet Suburban 1500 & 2500 (Body Control, LH dash, ID 9377486)
- 2000 Chevrolet Tahoe (Body Control, LH dash, ID 9377486)
- 2000 GMC Yukon (exc. Denali; Body Control, LH dash, ID 9377486)
- 2000 GMC Yukon XL 1500 & 2500 (Body Control, LH dash, ID 9377486)
Frequently Asked Questions
What is a BCM cloning service?
Cloning is a process where we read the essential vehicle-specific data—like key fob information, security settings, and specific options—from your original BCM and write it directly to the replacement module. This makes the new module an exact electronic match to your old one, allowing for a simple plug-and-play installation without any dealer programming.
Do I need to send my original BCM to you?
Yes. For the cloning service to work, we must have your original module to extract the necessary data. We will return your original module to you along with the programmed replacement unit.
Will this fix my ‘Security’ light problem?
In most cases, yes. A faulty BCM is a very common cause of security system issues on these GM platforms. By cloning your original data, the vehicle’s PassLock or PassKey system recognizes the new module, which typically resolves the security light and no-start conditions related to the BCM.
Where is the BCM located on my 2000 Suburban?
The Body Control Module is typically found under the driver’s side dashboard, mounted to the left of the steering column. It’s a black plastic box with several large electrical connectors.
What if my airbag light comes on after installation?
This can occasionally happen if the BCM and the airbag module (SDM) lose sync. A simple procedure called ‘Setup SDM Primary Key in BCM’ will need to be performed with a bi-directional scan tool to re-establish communication and turn off the light. Many independent repair shops can perform this relearn.
Is any other programming required?
No. The purpose of our cloning service is to completely eliminate the need for additional programming. Once installed, your truck should operate normally. The only exceptions are potential relearn procedures like the airbag sync or brake pedal position sensor relearn, which are sometimes required after a module replacement.