Restore Your Vehicle’s Electrical Functions with a Reliable, Pre-Programmed BCM
Are you chasing electrical gremlins in your 2003-2007 GM truck or van? Intermittent power windows, door locks that have a mind of their own, a security light that won’t turn off, or a mysterious battery drain are all classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s comfort and convenience features, a faulty BCM can make your daily drive incredibly frustrating. This isn’t just an inconvenience; it can affect vehicle security and safety. Stop throwing parts at the problem and get the definitive solution with our professionally programmed GM BCM 15194169.
We take the guesswork and dealership hassle out of the repair. Simply provide your vehicle’s VIN at checkout, and our technicians will flash this module with the latest, most stable software directly from GM. This ensures it’s a true plug-and-play solution tailored specifically for your truck or van’s options. You get a reliable part that restores factory functionality without the high cost and scheduling headaches of a dealership visit for programming.
A Technician’s Notebook: The Case of the Spooky Silverado
I had a 2005 Silverado 1500 in my bay last month with a list of bizarre symptoms. The owner said the dome light would flicker randomly, the radio would sometimes not turn on, and the ‘Security’ light was constantly illuminated on the dash. He’d already replaced the battery and checked all the fuses. A scan showed a handful of U-codes, indicating a communication breakdown. In my 20+ years of experience, this pattern almost always points to the BCM. These modules, especially on the GMT800 platform, are known for internal solder joint failures that cause intermittent connections. We swapped in one of our pre-programmed BCMs, and within 30 minutes, every single issue was resolved. The customer was thrilled to have his truck back to normal without a multi-day stay at the dealership.
Is Your GM Truck or Van Showing These Symptoms?
A failing BCM can cause a wide range of confusing issues. If you’re experiencing any of the following, this module is the likely solution:
- ✔ Erratic or non-functional power windows and door locks
- ✔ Interior or exterior lights staying on or not working at all
- ✔ The security system light is on, or the engine won’t start (anti-theft active)
- ✔ Horn honking unexpectedly or not working
- ✔ Wipers behaving erratically
- ✔ Communication error codes, such as U0140, on a diagnostic scan
- ✔ A persistent dead battery from parasitic drain
Your Straightforward BCM Installation Guide
Replacing the BCM is a manageable job for a DIYer with basic tools. The location varies between trucks and vans, but the process is similar.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes before starting work.
- Locate the BCM: On Silverado, Sierra, and SSR models, it’s typically located under the driver’s side of the dashboard, near the steering column. On Express and Savana vans, it’s found behind the center dash trim panel.
- Remove the Old Module: Carefully unplug the electrical connectors. They have locking tabs that need to be depressed. Then, unbolt or unclip the module from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in place and securely reconnect all electrical harnesses. You’ll hear a click as they lock in.
- Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘ON’ position (without starting) and test all functions: lights, locks, windows, wipers, etc.
- Post-Installation Checks: In some cases, additional steps may be needed. If your airbag light is on, an ‘Airbag System Sync’ procedure is required using a pro-level scan tool. A ‘Brake Pedal Position Relearn’ may also be necessary on certain models to ensure proper brake light and stability control function.
Verified Fitment for Your GM Vehicle
This module is a direct replacement for part number 15194169 and several others. Please verify your vehicle is on this list before ordering. We program the module based on your VIN to match your exact options.
Interchangeable Part Numbers: 15167329, 15194169, 15747545, 15136224, 15116065, 15198115, 15136876, 10367689
Chevrolet & GMC Trucks
- ✔ Silverado/Sierra 1500: 2003-2006 (exc. Crew Cab)
- ✔ Silverado/Sierra 1500 Classic: 2007 (exc. Crew Cab)
- ✔ Silverado/Sierra 2500/3500: 2003-2005 (exc. Crew Cab)
- ✔ Silverado/Sierra 2500/3500: 2006 (AT 4-spd MT1 or MT, exc. Crew Cab)
- ✔ Silverado/Sierra 2500/3500 Classic: 2007 (AT 4-spd MT1 or MT, exc. Crew Cab)
Chevrolet & GMC Vans
- ✔ Express/Savana 1500, 2500, 3500: 2003 (Center Dash)
- ✔ Express/Savana 1500, 2500, 3500: 2004-2007 (Center Dash, w/o commercial tradesman package)
Other Vehicles
- ✔ Chevrolet SSR: 2003-2006
Frequently Asked Questions
Do I need to program this BCM?
No. We handle all the programming for you before shipment. Just provide your vehicle’s VIN during or after checkout, and it will arrive ready to install with the latest GM software.
What is a BCM and what does it control?
The Body Control Module (BCM) is a computer that manages your vehicle’s non-engine related electronic systems. This includes power windows, locks, interior and exterior lighting, the security system, wipers, and horn.
Is there a core charge or do I have to send my old part back?
Absolutely not. There is no core charge for this part. You can keep your old module, which saves you the time and money of a return shipment.