Restore Your Truck’s Power and Reliability
Is your 2004 Suburban 2500, or another GM truck, running rough, stalling, or refusing to start? A failing Powertrain Control Module (PCM) is often the culprit, leaving you stranded and frustrated. This isn’t just an inconvenience; it’s a critical failure that sidelines your workhorse. Get back to business with this direct-fit, VIN-programmed PCM, designed to restore your vehicle’s factory performance and dependability without an expensive trip to the dealership.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a faulty PCM is the likely cause. This module is the definitive solution for problems such as:
- Erratic engine performance, stumbling, or misfiring
- Poor fuel economy
- Harsh or incorrect transmission shifting
- Failure to start or intermittent stalling
- Check Engine Light (CEL) with codes like P0601, P0602, P0606, or other communication errors
- Various electronic systems acting strangely
This replacement 2004 Suburban 2500 6.0L PCM 12586242 is programmed with the latest GM software updates using your vehicle’s VIN, ensuring it works seamlessly with your specific configuration right out of the box.
Features & Benefits
- ✔ VIN-Programmed for Your Vehicle: No need for a dealer visit. We flash the module with your truck’s specific VIN, so it’s ready for a plug-and-play installation.
- ✔ Restores Factory Performance: Corrects engine and transmission issues, bringing back the smooth operation and power you depend on.
- ✔ Broad Compatibility: A direct replacement for service numbers 12586242, 19299226, 89017738, and many more, fitting a wide range of 2004 GM trucks and SUVs.
- ✔ Updated GM Software: Programmed with the newest calibrations from General Motors to optimize performance and address known issues.
- ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.
Expert Insight: The Critical Role of Correct Programming
As a technician with over 20 years of experience, I’ve seen countless vehicle issues caused by improperly matched control modules. Simply swapping a used computer from another truck can lead to a no-start condition, security system lockouts (Passlock/VATS), and incorrect transmission shift points because it’s not calibrated for your vehicle’s specific options. Our VIN-specific programming eliminates that guesswork and risk. We ensure the module communicates perfectly with your truck’s other systems, just like the original one did from the factory.
Don’t let a bad computer keep your truck down. This professionally programmed 2004 Suburban 2500 6.0L PCM 12586242 is the most reliable and straightforward way to solve complex electronic issues and get your vehicle back on the road, performing at its best.
Frequently Asked Questions
What is a PCM and what does it do?
The Powertrain Control Module (PCM) is the central computer for your vehicle. It controls all aspects of the engine and transmission, such as fuel mixture, ignition timing, and transmission shifting, to ensure optimal performance, fuel economy, and emissions.
How does the VIN programming process work?
After you place your order, you will provide us with your vehicle’s 17-digit VIN. We use this number to access the official GM database and download the exact software calibration for your truck’s specific engine, transmission, and options. We then flash this software onto the PCM before shipping it to you.
Do I need to do anything after I install this PCM?
In most cases, this is a plug-and-play installation. However, on some GM vehicles, a security relearn procedure (often called CASE relearn or Passlock relearn) may be required. This is a simple procedure that can typically be done without special tools and instructions can be readily found online for your specific model.
My original part has a different service number on it. Will this still work?
Yes. This module, part number 12586242, is the designated hardware that services multiple original part numbers and service numbers, including 19299226, 89017738, YFKD, YFKF, and others listed. As long as your vehicle is listed in the compatibility chart, this is the correct part.
Is this a brand new part from GM?
This is a high-quality, inspected, and tested module that is guaranteed to perform to OEM specifications. Every unit is programmed and verified before shipment to ensure reliability.
What information do you need from me?
All we need is the 17-digit Vehicle Identification Number (VIN) from your vehicle. You can find this on your driver’s side dashboard (viewable through the windshield) or on your vehicle’s registration or insurance card.