Restore Your Vehicle’s Electrical Functions with a Reliable BCM
Are you dealing with baffling electrical issues in your 2001 Oldsmobile Bravada or another compatible GM vehicle? Intermittent power windows, a radio that has a mind of its own, or a security light that prevents your truck from starting are classic signs of a failing Body Control Module (BCM). As the central computer for your vehicle’s comfort and convenience features, a faulty BCM can create a cascade of frustrating problems. This isn’t just an inconvenience; it can affect lighting, security, and overall vehicle operation. I’ve seen it countless times in my 20+ years as a technician: a perfectly good engine that won’t start, all because the BCM isn’t communicating correctly.
This is a direct-fit replacement Body Control Module, arriving at your door programmed specifically for your vehicle. We take your Vehicle Identification Number (VIN) and flash the module with the latest GM software updates before it ships. This crucial step eliminates the need for an expensive trip to the dealership for programming, saving you time and hundreds of dollars. You get a solution that’s ready to install right out of the box, getting you back on the road with confidence.
A Technician’s Notebook: The Ghost in the Machine
I remember a 2000 Silverado that came into the shop with the wildest set of symptoms. The owner said his dome lights would flicker, the power locks would cycle while driving, and sometimes the radio presets would just vanish. He’d already replaced the battery and checked the main grounds. We connected the scan tool and found a slew of communication error codes (U-codes) pointing to the BCM. On these GM platforms, the BCM is the traffic cop for all the interior electronics. After confirming power and ground to the module were solid, we knew the internal logic board was failing. A new, programmed 2001 Bravada Body Control Module like this one solved every single issue instantly. It’s a common failure, but one that’s easy to fix with the right part.
Common Signs of a Failing BCM
- ✔ Power windows, door locks, or mirrors operating erratically or not at all.
- ✔ Interior or exterior lights flickering, staying on, or not turning on.
- ✔ The anti-theft or security light is illuminated, often causing a no-start condition.
- ✔ The radio or instrument cluster behaves unpredictably.
- ✔ False warnings on the driver information center (e.g., “Door Ajar”).
- ✔ Communication DTCs (Diagnostic Trouble Codes) like U1000, U0140, or B-series codes stored in other modules.
A Straightforward Guide to Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: On most S-10 platform vehicles like the Bravada, Blazer, and Jimmy, the BCM is located behind the passenger side of the dashboard, near the kick panel. On full-size trucks and SUVs, it’s typically on the driver’s side, to the left of the steering column.
- ✔ Remove Trim Panels: Carefully remove any plastic trim or panels necessary to access the module.
- ✔ Disconnect and Remove: 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. Securely plug in all the electrical connectors, ensuring they click into place.
- ✔ Reconnect Battery: Re-attach the negative battery terminal.
- ✔ Perform Post-Install Checks: Start the vehicle and test all functions: windows, locks, lights, radio, etc. Note the post-installation procedures below, as some vehicles may require an additional relearn procedure.
Important Post-Installation Notes
While this BCM is programmed to your VIN, some vehicle systems may require a ‘handshake’ with the new module. This is normal. If you encounter an airbag light, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. Similarly, some models may require a Brake Pedal Position sensor relearn for proper brake light and traction control operation. And remember, there is no core charge for this part, so you can keep your original module.
Verified Vehicle Compatibility
This Body Control Module is a direct replacement for part numbers 9385236, 19208539, and 9371990. It is guaranteed to fit the following vehicles:
- 2001 Oldsmobile Bravada (center dash)
- 2001 Chevrolet S10 / GMC Sonoma (center dash)
- 2001 Chevrolet Blazer S10 / GMC Jimmy S15 (center dash, ID 9385236)
- 2001 Chevrolet Astro / GMC Safari (LH dash)
- 2000 Chevrolet Tahoe (LH dash, ID 9385236)
- 2000 GMC Yukon (exc. Denali, LH dash, ID 9385236)
- 2000 Chevrolet Suburban 1500 & 2500 (LH dash, ID 9385236)
- 2000 GMC Yukon XL 1500 & 2500 (LH dash, ID 9385236)
- 2000 Chevrolet Silverado 1500 & 2500 (LH dash, ID 9385236 or 9371990)
- 2000 GMC Sierra 1500 & 2500 (LH dash, ID 9385236 or 9371990)
Frequently Asked Questions
Do I need to do anything after I buy this BCM?
Yes. After your purchase is complete, you MUST provide us with your 17-digit Vehicle Identification Number (VIN). We cannot program and ship your module without it. This ensures the BCM works correctly with your vehicle’s specific options.
Is this a plug-and-play part?
For most functions, yes. Because we program it to your VIN, it eliminates the need for dealer-level programming. However, as noted in the description, some vehicles may require a simple relearn procedure for the airbag or brake pedal position sensor if a warning light appears after installation.
What tools do I need to install this?
Basic hand tools are usually all that’s required for the physical installation, such as a socket set and some trim removal tools. No special programming computers are needed on your end.
Why is my security light on and the car won’t start?
This is a very common symptom of a failed BCM. The BCM is a critical part of the Passlock anti-theft system. When it fails, it can’t verify the key, triggering the security system and preventing the engine from starting. Replacing the BCM with this programmed unit will resolve that issue.
Is there a core charge?
No, there is absolutely no core charge. You are not required to send your old, faulty module back to us.