Programmed 2009-2010 Avalanche 1500 ECM | 12625455 | Plug & Drive

Get Your Truck Running Right, The Easy Way.

Tired of engine troubles and warning lights? This pre-programmed Engine Control Module is the simple, reliable solution for your 2009-2010 Avalanche 1500. We flash it to your VIN, so it arrives ready to install, restoring your truck’s performance and your peace of mind. End the guesswork and get back on the road with confidence. Order yours today!

$139.95

+11.99 USPS Priority Shipping

Availability: In stock



Guaranteed Safe Checkout

Restore Your Truck’s Peak Performance

Is your Chevrolet Avalanche running rough, stalling, or throwing a persistent check engine light? A faulty Engine Control Module (ECM) can cripple your vehicle’s performance, leaving you frustrated and stranded. This isn’t just an inconvenience; it’s a loss of the reliability you depend on. This direct-fit Engine Control Module is the definitive solution to get your truck back on the road, running smoothly and efficiently, just like it was designed to.

Common Symptoms of a Failing ECM & Your Direct Solution

If you’re experiencing any of the following issues, a failing engine computer is the likely culprit. This module is the precise, pre-programmed fix for these problems:

  • Persistent Check Engine Light (CEL)
  • Diagnostic Trouble Codes (DTCs) like P0601, P0602, or P0606
  • Poor or erratic automatic transmission shifting
  • Engine stalling, sputtering, or misfiring
  • A sudden, unexplained drop in fuel economy
  • Complete no-start or intermittent starting issues

Don’t let a bad computer dictate when and where you can drive. We make the repair process straightforward by programming this 2009-2010 Avalanche 1500 ECM to your vehicle’s specific VIN before it ever leaves our facility. This critical step ensures it communicates perfectly with your truck’s entire electronic system upon installation.

Features & Benefits: The Path to a Reliable Ride

  • ✔ VIN-Programmed for Your Vehicle: Arrives ready to install, eliminating the need for expensive dealership programming or specialized scan tools.
  • ✔ Loaded with Latest GM Updates: We flash the module with the newest manufacturer software to optimize fuel efficiency, emissions, and engine performance.
  • ✔ Direct-Fit Replacement: Engineered to match OEM part numbers 12625455 and 12629009 for a perfect fit and flawless function.
  • ✔ Restores Original Power & Efficiency: By correcting engine management failures, this module helps bring back the responsive and dependable performance you expect from your truck.
  • ✔ One-Year Warranty Coverage: This unit is backed by our one-year replacement warranty.

Expert Insight: Why Pre-Programming is Non-Negotiable

As a technician with over two decades of experience, I’ve seen countless DIY repairs go wrong because of a simple oversight: unprogrammed modules. A new ECM is like a blank computer; it has no idea it belongs in your Avalanche. Installing it without programming is a recipe for a no-start condition and a tow bill. Our process of flashing the module to your specific VIN is the most crucial step. It ensures the ECM recognizes your truck’s security system (Pass-Key/VATS), transmission, and all other onboard systems, making the installation process as close to ‘plug-and-play’ as possible and saving you from a massive headache.

Take control of your repair and restore the dependability of your truck. By providing a fully programmed 2009-2010 Avalanche 1500 ECM, we remove the guesswork and provide a reliable path to getting your vehicle back in top condition. This is the smart, effective solution for a complex problem.

Frequently Asked Questions

Do I need to do any programming after I receive this part?

No. We program the module to the VIN you provide during checkout. This means it will arrive ready for installation without the need for additional flashing or trips to the dealership. In some cases, a simple security relearn procedure may be necessary, which can be done without any special tools.

How do I provide my vehicle’s VIN?

After you complete your purchase, you will need to send us your 17-digit Vehicle Identification Number (VIN). We cannot ship the part until we have this information to program it correctly for your specific vehicle.

Where is the ECM located on my 2009-2010 Avalanche?

On the 2009-2010 Chevrolet Avalanche, the Engine Control Module (ECM) is typically located in the engine bay, on the driver’s side, near the front of the vehicle. It’s a silver metal box with several large electrical connectors.

Will this fix my check engine light?

If the check engine light is caused by a faulty ECM (e.g., internal processor error codes), then this part will solve the problem. It is essential to properly diagnose the vehicle first to ensure the ECM is the root cause of the issue, as the light can be triggered by many other sensors or components.

Is this a genuine GM part?

This is a quality replacement part that is fully compatible with the original GM specifications. It is programmed using official GM software updates to ensure it functions exactly as the original manufacturer intended for your 2009-2010 Avalanche 1500 ECM.

What if my original part number is 12629009?

This module is a direct replacement for both OEM part numbers 12625455 and 12629009. As long as your vehicle is listed in the compatibility chart, this unit will function correctly once programmed to your VIN.

Brand

GM

Year
Condition

Refurbished

Year

2009

MPN

12625455

Model

Avalanche 1500

Hardware Type

Genuine OEM

Yes

Interchange part number

PartNumber

590

Manufacturer Part Number

,

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