Restore Your GM Truck’s Performance and Reliability
Is your trusty Chevrolet, GMC, or Cadillac truck, van, or SUV suddenly running rough, stalling, or refusing to start? A faulty Powertrain Control Module (PCM) is often the culprit behind these frustrating and unpredictable issues. This genuine OEM engine computer, part number 16250279, is the straightforward, reliable solution to get your vehicle back on the road and running like it should. We take the guesswork out of the repair by professionally programming this unit to your vehicle’s specific VIN before it ships, ensuring a smooth installation process.
Common Symptoms & Your Solution
If you’re experiencing any of the following, a failing PCM could be the cause. This pre-programmed module is designed to resolve these exact problems:
- Intermittent or constant Check Engine Light (CEL)
- Engine stalling or shutting off while driving
- No-start or hard-starting conditions
- Poor fuel economy and rough idling
- Erratic transmission shifting behavior
- Communication error codes with diagnostic scan tools
Instead of paying steep dealership prices or struggling with a generic, unprogrammed part, our service provides a cost-effective and dependable fix. This is the core of your vehicle’s engine management system, and our programmed 1998-1999 GM PCM restores its original function and performance.
Features & Benefits
- ✔ VIN-Specific Programming: We flash the module with the latest GM software updates using your vehicle’s VIN. This ensures perfect compatibility with your engine, transmission, and options.
- ✔ Plug & Play Installation: Because the programming is done beforehand, installation is simplified. In most cases, no further dealer visits or expensive programming tools are required.
- ✔ Cost-Effective OEM Part: Get the durability and reliability of a genuine factory part without the high cost of a new unit. This is a tested, functional computer from a salvaged vehicle.
- ✔ Fast Turnaround: We program and ship your module quickly so you can minimize downtime and get your work van or family SUV back in service.
- ✔ One-Year Warranty: This unit is backed by our one-year replacement warranty.
An Expert’s Diagnostic Tip
“Before replacing a PCM, I always tell my customers to perform a ‘master reset’ and check their fundamentals. Disconnect both battery terminals and touch them together for 30 seconds. While they’re disconnected, take a wire brush and clean the battery posts and terminals until they’re shiny. Also, locate and clean the main engine-to-chassis ground strap. A poor ground or weak battery connection can mimic PCM failure. If the problems persist after this, you can be much more confident that the computer itself is the issue. This simple check has saved people hundreds of dollars and ensures you’re replacing the right part.”
Don’t let a faulty computer keep your vehicle sidelined. Ordering a programmed 1998-1999 GM PCM is the most efficient way to solve complex electronic issues and restore the dependable performance you rely on every day. Once you complete your purchase, simply provide us with your VIN, and we’ll handle the rest.
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) is essential because it allows us to load the exact factory software and calibrations for your specific vehicle. This includes information about the engine, transmission, emissions equipment, and other options, ensuring the programmed 1998-1999 GM PCM functions perfectly upon installation.
Is any additional programming needed after I install it?
For most vehicles on the fitment list, this unit is plug-and-play. However, some models may require a security relearn procedure (often called CASE or crank relearn) which can typically be done without special tools. Instructions for this procedure are widely available online for specific models.
What does ‘used’ or ‘salvaged’ mean for this part?
This means the PCM is a genuine OEM part that was carefully removed from a functioning, recycled vehicle. Each unit is inspected and tested to ensure it is fully operational before being programmed and shipped to you. It’s a reliable and environmentally friendly way to get a factory-correct part.
How do I find my VIN?
Your 17-digit VIN can be found on your vehicle’s registration, insurance card, or on a metal plate on the driver’s side of the dashboard, visible through the windshield. It may also be on a sticker inside the driver’s side door jamb.
Will this fix my specific error codes?
This PCM is a common solution for a wide range of powertrain-related Diagnostic Trouble Codes (DTCs), especially those indicating internal processor failure or communication errors. While it resolves the issue in the vast majority of cases, it’s always best practice to ensure the underlying sensors and wiring related to any codes have been checked first.