Programmed 2015-2016 Chevy Tahoe ECM | 12663391 | Plug & Drive

Get Your Family Back on the Road

Don’t let a faulty computer sideline your Tahoe. This fully programmed Engine Control Module arrives ready to install, restoring the reliability and safety you depend on. Eliminate the guesswork and dealer hassle. Drive with confidence again—add to cart now.

$174.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-08396-55 Categories: ,
Guaranteed Safe Checkout

Restore Your Tahoe’s Brain and Get Back on the Road

Is your 2015-2016 Chevy Tahoe acting up? A frustrating check engine light, sputtering engine, or a complete no-start situation can sideline the vehicle your family depends on. The Engine Control Module (ECM) is the central computer of your truck, and when it fails, it can cause a cascade of confusing and stressful problems. This isn’t just an inconvenience; it’s a disruption to your life. We provide the definitive, hassle-free solution: a replacement ECM, professionally programmed specifically for your Tahoe’s VIN, ready to restore its performance and reliability.

Common Symptoms & Your Direct Solution

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

  • Persistent Check Engine Light (CEL)
  • Engine stalling, stumbling, or running rough
  • Complete no-start or intermittent starting problems
  • Poor fuel economy and reduced engine power
  • Transmission shifting issues or harsh shifts
  • Error codes such as P0606 (ECM Processor Fault), U0100 (Lost Communication with ECM), or random misfire codes.

Instead of paying for expensive diagnostic guesswork and dealership programming fees, our programmed 2015-2016 Tahoe ECM arrives at your door ready for a straightforward installation.

Features That Deliver Real-World Benefits

  • âś” VIN-Specific Programming: We flash the module with your vehicle’s exact VIN and the latest GM software updates. This ensures perfect communication with your Tahoe’s other systems, eliminating the need for a costly trip to the dealer.
  • âś” Plug & Drive Installation: Once installed, the module is ready to go. In most cases, you can simply install the part and turn the key. Some vehicles may require a simple security relearn procedure, which can be done without any special tools.
  • âś” Guaranteed Compatibility: This unit is a direct replacement for a wide range of GM part numbers, including 12692067, 12676230, 12656993, and 12663391, ensuring a perfect fit for your Tahoe, Suburban, Silverado, or other compatible GM truck or SUV.
  • âś” Restored Performance & Efficiency: With the latest factory software, you’ll restore the precise fuel delivery, ignition timing, and transmission control that your vehicle had when it was new.
  • âś” Peace of Mind Protection: This unit is backed by our one-year replacement warranty.

An Expert’s Note on Programming

As a technician with over two decades of experience, I’ve seen countless vehicle issues caused by improperly matched control modules. Simply buying a used ECM from a junkyard and plugging it in is a recipe for disaster. It can cause everything from transmission damage to immobilizer issues that prevent the car from starting at all. Our process of programming this programmed 2015-2016 Tahoe ECM to your specific VIN isn’t just a convenience—it’s a critical step that ensures every component in your vehicle works together in harmony, just as the engineers intended. This is the correct, professional way to do the job right the first time.

Frequently Asked Questions

How does the programming process work?

It’s simple. After you place your order, you will need to provide us with your vehicle’s 17-digit VIN (Vehicle Identification Number). Our technicians use this VIN to load the correct, updated GM-certified software onto the ECM before we ship it to you.

Is this really a plug-and-play installation?

For most vehicles, yes. The module is programmed to your VIN, so it will communicate correctly. Some GM vehicles may require a security relearn procedure (also called a key relearn) to sync the module with your keys. This is a simple process that typically involves turning the key on and off in a specific sequence and does not require a scan tool.

How can I be sure this fits my vehicle?

This ECM is a direct fit for the 2015-2016 Chevrolet Tahoe and many other GM trucks and SUVs listed in the compatibility chart. The most important step is providing us with your VIN during checkout. This allows us to load the correct software for your specific make, model, and options, guaranteeing compatibility.

Will this fix my check engine light?

If the check engine light and performance issues are caused by a faulty ECM, this part is the solution. It is designed to resolve internal processor faults and communication errors originating from the engine computer. We always recommend having a qualified mechanic diagnose the vehicle first to confirm the ECM is the point of failure.

What information do I need to provide?

All we need is your vehicle’s VIN. You can typically find it on your driver’s side dashboard (visible through the windshield), on the driver’s side door jamb sticker, or on your vehicle’s registration and insurance documents.

Condition

Refurbished

Year
Genuine OEM

Yes

MPN

12663391

Interchange part number

PartNumber

590

Model

TAHOE

Year

2016

Brand

GM

Manufacturer Part Number

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Hardware Type

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