Programmed 2003-2005 Pontiac Aztek PCM 12583827 | Plug & Play ECM

Drive with Confidence Again

End the frustration of a faulty engine computer. This replacement Pontiac Aztek PCM 12583827 comes fully programmed to your VIN for a simple, direct installation. Eliminate guesswork and get back on the road with the reliability you depend on. Order now for a hassle-free repair.

$74.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-05555-25 Categories: ,
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Restore Your Aztek’s Performance and Reliability

Is your Pontiac Aztek suffering from baffling electrical issues, a persistent check engine light, or poor performance? A failing Powertrain Control Module (PCM), the central computer of your vehicle, is often the culprit. This replacement Pontiac Aztek PCM 12583827 is the definitive, hassle-free solution to get your vehicle running smoothly and reliably again. We take the guesswork out of the repair by pre-programming the unit specifically to your vehicle’s VIN, ensuring it’s ready for installation right out of the box.

Common Symptoms & Your Solution

If you’re experiencing any of the following, a faulty PCM is the likely cause. This module is designed to correct these exact problems:

  • Persistent Check Engine Light (CEL)
  • Diagnostic Trouble Codes (DTCs) related to internal module failure (e.g., P0601, P0606)
  • Rough or erratic idling
  • Unexplained engine stalling
  • Poor fuel economy
  • Failure to pass emissions testing
  • Harsh or incorrect shifting
  • Complete no-start condition

Replacing your old, failing computer with this professionally programmed Pontiac Aztek PCM 12583827 restores communication between your engine and transmission, bringing back the dependable performance you need for your daily drive.

Features & Benefits

  • ✔ VIN-Programmed for Your Vehicle: We flash the module with the latest GM software updates using your specific VIN. This eliminates the need for expensive dealership programming.
  • ✔ Direct Fit Replacement: Engineered to be a perfect match for a wide range of GM vehicles, including the 2003-2005 Aztek, ensuring a straightforward installation.
  • ✔ Cost-Effective Repair: Avoid the high costs and long wait times associated with dealership repairs. This is a smart, affordable solution to a complex problem.
  • ✔ Restored Engine Efficiency: A properly functioning PCM ensures optimal fuel-to-air mixture and ignition timing, which can improve your gas mileage and engine power.
  • ✔ One-Year Protection: This unit is backed by our one-year replacement warranty.

Expert Mechanic’s Tip: Before condemning your PCM, always ensure your battery is fully charged and your alternator is functioning correctly. Low or fluctuating system voltage can sometimes mimic the symptoms of a failed computer. A quick voltage test at the battery terminals while the engine is running (should be 13.5-14.5 volts) can save you from a misdiagnosis.

Frequently Asked Questions

Do I need to send you my old PCM?

No, there is no core charge or need to send us your original module. This is a direct purchase, which simplifies the process and gets your vehicle repaired faster.

What does ‘Plug and Play’ mean?

Because we program the module to your vehicle’s VIN before shipping, it is ready to be installed upon arrival. In most cases, no additional programming is required. However, you will need to perform a security relearn procedure, which is a simple process that can be done without special tools. We include instructions for this procedure.

Where do I provide my VIN?

After you complete your purchase, you will need to send us your vehicle’s 17-digit VIN. You can typically add it as a note during checkout or send it to us in a message referencing your order number. We cannot ship your Pontiac Aztek PCM 12583827 until we receive this information.

Is this compatible with other vehicles?

Yes, this PCM is compatible with a wide array of GM vehicles from 2003-2005, including models like the Impala, Monte Carlo, Grand Am, and Rendezvous. Please check the detailed fitment list on this page to confirm compatibility with your specific make, model, and year.

What is the security relearn procedure?

The security relearn (also known as the anti-theft relearn) syncs the new PCM with your vehicle’s existing anti-theft system. It’s a simple key-on/key-off procedure that typically takes about 30 minutes to complete. Instructions are provided with your order to make it easy.

Condition

Refurbished

Year
MPN

12583827

Genuine OEM

Yes

PartNumber

590

Model

AZTEK

Year

2003

Brand

GM

Manufacturer Part Number

, ,

Interchange part number

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