Programmed 2007 GMC Sierra 2500 ECM | 12597121 | Plug & Play

Get Back to Work with Confidence

End the frustration of a faulty engine computer. This replacement ECM for your 2007 Sierra 2500 is pre-flashed to your truck’s VIN, ensuring a smooth, hassle-free installation. Restore the dependable power you rely on. This unit is backed by our one-year replacement warranty. Order today and drive with peace of mind.

$134.99

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-00399-6 Categories: ,
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Get Your Sierra 2500 Running Strong Again

Is your 2007 GMC Sierra 2500 acting up? A faulty Engine Control Module (ECM) can bring your workhorse to a halt, causing frustrating issues like stalling, poor fuel economy, a persistent check engine light, or even a no-start condition. Don’t let a bad computer keep you off the road. This replacement ECM is the reliable, straightforward solution to restore your truck’s performance and dependability.

Common Symptoms & Your Solution

If you’re experiencing any of the following, a failing ECM is the likely culprit. This module is the definitive fix for:

  • Unexplained Check Engine Light (CEL) with codes like P0601, P0606, or U-series communication codes.
  • Engine stalling, sputtering, or running rough.
  • Noticeable decrease in power or fuel efficiency.
  • Transmission shifting erratically or harshly.
  • Complete failure to start, even with a good battery and starter.

We take the guesswork out of the repair. This isn’t just a part in a box; it’s a complete solution. We flash the module with the latest official GM software updates and program it specifically to your truck’s Vehicle Identification Number (VIN) before it ships. This ensures it works seamlessly with your existing keys, security system, and all vehicle options, making for a smooth installation process. This high-quality 2007 Sierra 2500 programmed ECM is your key to getting back on the job.

Features & Benefits

  • ✔ VIN-Specific Programming: Arrives ready to install, no expensive trip to the dealership for programming required.
  • ✔ Latest GM Software: Ensures your engine and transmission operate with optimal efficiency and performance based on the newest factory calibrations.
  • ✔ Direct-Fit Replacement: Designed to be a perfect match for the original module, ensuring a straightforward installation with factory mounting points and connectors.
  • ✔ Broad Compatibility: Replaces multiple part numbers including 12589297, 12597121, 12603892, and 19210738.
  • ✔ Restored Performance: Solves common drivability problems, smooths out your idle, and restores lost power.
  • ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.

Expert Insight: The Brains of Your Operation

As a technician, I’ve seen countless trucks sidelined by ECM failure. On these 2007 GM platforms, the ECM (often called the E38) does more than just manage the engine. It’s in constant communication with the Transmission Control Module (TCM), the Body Control Module (BCM), and the anti-lock brake system. When it fails, it can create a cascade of confusing error codes and symptoms. Our VIN-programming service is critical because it ensures all these systems recognize the new module and communicate correctly from the moment you plug it in. This is the difference between a quick repair and a week of diagnostic headaches.

Don’t settle for a truck that’s unreliable. By installing a properly configured 2007 Sierra 2500 programmed ECM, you’re not just fixing a part—you’re restoring the core of your vehicle’s complex electronic network. Get the job done right the first time.

Frequently Asked Questions

Why do you need my VIN?

Your Vehicle Identification Number (VIN) is essential for us to load the exact, correct software for your Sierra 2500. It tells us the engine, transmission, emissions equipment, and other options your truck was built with, ensuring the module works perfectly upon installation.

Is this a difficult part to install?

For someone with basic mechanical skills, this is a very manageable job. The ECM is typically located under the battery tray on the driver’s side. The process involves disconnecting the battery, removing the battery and tray, unplugging the electrical connectors from the old module, and swapping in the new one. No special programming tools are needed since we handle that for you.

Will this fix my specific check engine light code?

This module directly resolves internal processor and memory-related codes (like P0601-P0606) and communication errors. While it can also fix issues causing other codes, it’s always best to have a proper diagnosis to confirm the ECM is the root cause of your problem before ordering.

Do I need to have my keys reprogrammed?

No. Because we program the module to your VIN, it is designed to recognize your vehicle’s existing security system and keys. This plug-and-play approach saves you a significant amount of time and money.

What does the warranty cover?

This unit is backed by our one-year replacement warranty. This covers the module itself against failure for a full year from the date of purchase.

Genuine OEM

Yes

Year

Condition

Refurbished

MPN

12597121

Interchange part number

PartNumber

590

Model

Sierra 2500

Year

2007

Brand

GM

Manufacturer Part Number

, , ,

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