Restore Peak Performance to Your 2004 GM Truck or SUV
Is your truck or SUV suffering from frustrating issues like a persistent check engine light, poor fuel economy, erratic shifting, or even a no-start condition? A failing Powertrain Control Module (PCM) is often the culprit, leaving you stranded and searching for a reliable solution. Stop the guesswork. This is the direct, plug-and-play replacement engine computer you need to get your vehicle running like new again. We pre-program this module to your vehicle’s specific VIN, ensuring a seamless installation and perfect communication between all of your vehicle’s critical systems.
Common Symptoms of a Failing PCM & Your Direct Solution
If you’re experiencing any of the following, a faulty PCM is the likely cause. This unit is the definitive solution to correct these problems:
- Unexplained Check Engine Lights (CEL)
- Engine Stalling or Misfiring
- Harsh or Failed Transmission Shifting
- Drastic Decrease in Fuel Mileage
- Vehicle Won’t Start or Has Trouble Starting
- Communication Errors with Diagnostic Scan Tools
By installing our programmed 12586242 PCM, you’re not just replacing a part; you’re restoring your vehicle’s brain with the latest GM software updates for optimal performance and reliability.
Features & Benefits
- โ VIN-Specific Programming: We flash the module with your vehicle’s exact VIN, ensuring it works perfectly out of the box with no additional programming required.
- โ True Plug & Play Installation: Once installed, your vehicle will start and run correctly, having recognized the new, correctly configured module.
- โ Broad GM Compatibility: This unit is a direct replacement for a wide range of 2004 GM trucks and SUVs, including models like the Sierra, Silverado, Yukon, Tahoe, Suburban, Escalade, and more. It replaces multiple service numbers including 19299226, 89017738, YFKD, YFKF, and YFKH.
- โ Restored Drivability: Corrects engine and transmission control issues, leading to smoother idling, responsive acceleration, and proper shift points.
- โ Peace of Mind: This unit is backed by our one-year replacement warranty.
An Expert’s Note on VIN Programming
As a technician with over two decades of experience, I can’t stress this enough: VIN programming is not optional, it’s essential. In these 2004 GM vehicles, the PCM is tied directly to the anti-theft system (VATS/Passlock) and communicates with every other module, from the transmission to the instrument cluster. Simply installing a used, non-programmed computer will result in a no-start condition every time. Our service handles this critical step for you, so the new module is immediately accepted by your vehicle, saving you a costly trip to the dealership and significant diagnostic headaches.
Don’t let a faulty computer keep your reliable truck or SUV off the road. This programmed 12586242 PCM is the most effective and efficient way to solve complex electronic issues and restore the dependable performance you count on every day. Simply provide your VIN during checkout and let us handle the rest.
Frequently Asked Questions
Do I need to do any programming myself?
No. This PCM arrives pre-programmed to your vehicle’s VIN and is ready for installation. It is a true plug-and-play solution.
How do I provide my vehicle’s VIN?
You can add your 17-digit VIN to the notes section during checkout. If you forget, we will contact you via email after your purchase to request it. We cannot ship the module until it has been programmed.
What if my original part number is slightly different?
As long as your original service number is listed in the compatibility section (e.g., 12586242, 19299226, 89017738, YFKD, YFKF, etc.), this module is the correct, updated replacement for your vehicle.
Will any other procedures be needed after installation?
In some cases, a Case/Crankshaft Position Sensor Relearn procedure may be required to clear a specific trouble code (P1336). This is a simple procedure that can be performed by any mechanic with a capable scan tool, and it does not prevent the vehicle from running.
Is this a guaranteed fix for my vehicle’s problems?
While this programmed 12586242 PCM is the solution for the symptoms listed, proper vehicle diagnosis is always recommended. This part will fix any issues directly caused by a faulty computer, but it will not fix underlying mechanical or wiring issues.