Is Your GM Truck or Car Running Erratically? It Could Be The Brains of the Operation.
If your 2000 Chevrolet Tahoe is experiencing issues like a persistent check engine light, harsh or unpredictable shifting, a no-start condition where it cranks but won’t fire, or a sudden drop in fuel economy, the problem often points directly to the Powertrain Control Module (PCM). As a technician with over two decades of experience under the hood, I’ve seen these symptoms on countless GM trucks and cars from this era. The PCM is the central computer for your engine and transmission, and when it fails, it creates a cascade of problems that can be frustrating and difficult to diagnose without the right knowledge.
A Technician’s Real-World Experience
“A customer’s 2000 Tahoe came in last week with these exact symptoms. It was running extremely rough and had a check engine light for a P0601 (Internal Control Module Memory Check Sum Error) and a P0300 (Random/Multiple Cylinder Misfire). After verifying power and ground to the PCM were good, it was clear the module itself had failed internally. This isn’t uncommon; after 20+ years of heat cycles and vibration, the delicate internal circuits can break down. We installed one of our pre-programmed modules, performed the 30-minute security relearn right in the bay, and the truck fired up and ran perfectly smooth. The customer was back on the road without a costly trip to the dealership for programming.”
The No-Hassle, Pre-Programmed Solution
This isn’t just a replacement part; it’s a complete solution. We take a high-quality, tested Powertrain Control Module and professionally program it to your vehicle’s specific Vehicle Identification Number (VIN) before it ever leaves our facility. This critical step ensures that the computer has the correct software and calibrations for your Tahoe’s engine, transmission, and factory options. We also load the latest available software updates from General Motors, which can resolve underlying drivability issues you might not have even known were software-related.
- ✔ VIN-Specific Programming Included: We flash the module with your truck’s VIN, ensuring it communicates perfectly with the other systems in your vehicle.
- ✔ Latest GM Software Updates: Benefit from the most current calibrations for improved performance and efficiency, a service that would otherwise require a trip to the dealer.
- ✔ Solves Common Failure Symptoms: Directly addresses issues like no-start conditions, communication error codes (like P0601, P0606), erratic transmission behavior, and persistent check engine lights.
- ✔ Simple Installation Process: While the module is a direct physical replacement, a security relearn procedure is required after installation. This is a simple process that you can typically perform yourself in about 30 minutes with just the key—no special tools needed.
Guaranteed Fitment for Your Vehicle
This Electronic Control Module is a direct replacement for part number 09354896 and its equivalents, such as 19109040. It is guaranteed to fit and function correctly on a wide range of GM vehicles. Please verify your vehicle is on the list below. The location of the module is noted to help you find it easily.
- ✔ Camaro: 1999-2002 (5.7L) – Located behind the RH strut tower.
- ✔ Corvette: 1999-2000 – Located in the RH engine compartment.
- ✔ Firebird: 1999-2002 (5.7L) – Located behind the RH strut tower.
- ✔ Sierra 1500/2500 Pickup: 1999-2000 – Located at the LH front, under the battery.
- ✔ Silverado 1500/2500 Pickup: 1999-2000 – Located at the LH front, under the battery.
- ✔ Suburban 1500/2500: 2000 – Located at the LH front, under the battery.
- ✔ Tahoe: 2000 (Silverado style) – Located at the LH front, below the battery.
- ✔ Yukon / Yukon XL 1500/2500: 2000 – Located at the LH front, under the battery.
IMPORTANT: After you complete your purchase, you must provide us with your 17-digit VIN. We cannot ship your order until we have this information to program the module correctly for your specific vehicle.