Get Your Truck Back on the Road, Fast.
Is your GM truck or van running rough, stalling, or refusing to start? A faulty Powertrain Control Module (PCM) is often the culprit, leaving you stranded and costing you valuable time. This replacement Programmed 89017749 PCM is the reliable, straightforward solution to get your vehicle running like it should. We take the guesswork out of the repair by flashing the module with the latest official GM software, tailored specifically to your vehicle’s VIN. This isn’t just a part; it’s a complete, ready-to-install solution designed to restore your vehicle’s performance and dependability.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a failing PCM is the likely cause. This module is the definitive fix for:
- Check Engine Light (CEL) with codes like P0601, P0602, P0606, or other communication errors.
- Engine stalling, sputtering, or intermittent misfires.
- Harsh or erratic automatic transmission shifting.
- Poor fuel economy and loss of power.
- Complete no-start condition where the engine cranks but won’t fire.
- Communication issues with diagnostic scan tools.
Features & Benefits
- ✔ Plug-and-Play Installation: Arrives pre-programmed to your specific VIN. In most cases, this eliminates the need for an expensive trip to the dealership.
- ✔ Updated GM Software: We flash each module with the newest calibrations from General Motors, ensuring optimal engine performance, fuel efficiency, and transmission function.
- ✔ Guaranteed Compatibility: By programming to your VIN, we ensure this Programmed 89017749 PCM works seamlessly with your vehicle’s specific options and systems.
- ✔ Cost-Effective Repair: A smart alternative to the high costs and scheduling delays associated with dealership parts and programming services.
- ✔ This unit is backed by our one-year replacement warranty.
Expert Insight: Why VIN Programming is Critical
Think of the PCM as the central brain of your vehicle. It doesn’t just manage the engine; it communicates with the transmission, ABS, body control module, and more. Simply installing a used, non-programmed module is a recipe for disaster. It can lead to shifting problems, instrument cluster errors, and even a no-start situation. Our VIN-specific programming ensures that this new brain speaks the exact same language as the rest of your vehicle’s components, restoring full functionality and preventing a cascade of electronic issues. This is the key to a successful, long-lasting repair.
Frequently Asked Questions
How do I provide my VIN number?
After you complete your purchase, simply send us a message with your 17-digit Vehicle Identification Number (VIN). We cannot ship your part until we receive this information, as the programming is specific to your vehicle.
Will I need to do any additional programming after installation?
In most cases, no. This unit is sent ready for installation. However, on many GM vehicles, you may need to perform a simple Security Relearn procedure, also known as a CASE relearn or anti-theft relearn. This can typically be done without special tools and instructions are widely available online for your specific model.
How do I know if this part number fits my vehicle?
This module is a direct replacement for part numbers 89017749, 12589462, and 12602801. Please check the extensive fitment list on this page. The most accurate way to ensure compatibility is to match the part number from your original module. If you are unsure, please contact us with your VIN before ordering.
What are the most common signs of a bad PCM?
The most common indicators are a persistent Check Engine Light, unexplained performance issues like stalling or poor mileage, erratic shifting, or a complete failure to start. Diagnostic codes related to internal processor failure (like P0601) are a definitive sign.
What does the one-year replacement warranty cover?
The warranty covers the module itself against failure for a period of one year from the date of purchase. If the unit fails within this period, we will provide a replacement part. It does not cover labor costs or damage from improper installation or other vehicle faults.
