2006 Cobalt Engine Control Module ECM 12607096 Programmed to Your VIN

Is Your 2006 Cobalt Acting Up? It Might Be The Brains of the Operation.

If you’re dealing with a frustrating check engine light that won’t go away, a rough idle, stalling, or even a no-start condition in your 2006 Chevy Cobalt, the Engine Control Module (ECM) is a prime suspect. I’ve spent two decades under the hood of cars just like yours, and I’ve seen hundreds of these specific ECMs fail. It’s the central computer for your engine, and when it starts to go, it can cause a cascade of confusing and seemingly unrelated problems.

The ECM in your Cobalt, often found in the left-hand (driver’s side) front of the engine compartment, is constantly working. Over years of heat cycles and engine vibration, the delicate internal circuits and solder joints can develop microscopic cracks. This leads to intermittent connections, incorrect sensor readings, and faulty commands to your fuel injectors or ignition coils.

Common Symptoms of a Failing 2006 Cobalt ECM

From my experience in the diagnostic bay, these are the tell-tale signs that point directly to a faulty engine computer on this platform. You might be experiencing one or several of these issues:

• ✔ Persistent Check Engine Light: Especially with communication-related codes (U-codes) or internal processor fault codes like P0601, P0606, or P060C.
• ✔ Engine Stalling or Shutting Off Randomly: The car may die while driving or at a stoplight and might restart after cooling down, only to fail again later.
• ✔ No-Start Condition: You turn the key, the engine cranks, but it refuses to fire up. This often happens after the ECM has completely failed.
• ✔ Poor Performance and Fuel Economy: The engine may feel sluggish, hesitate on acceleration, and you’ll notice you’re visiting the gas station more often.
• ✔ Erratic Transmission Shifting: The ECM communicates directly with the transmission controller, and a faulty module can cause harsh or incorrect shifts.

The Simple, Reliable Solution: A VIN-Programmed ECM

This isn’t just a replacement part; it’s a complete solution. We take a genuine, tested OEM Engine Control Module and program it specifically for your vehicle using your unique 17-digit Vehicle Identification Number (VIN). This is the critical step that makes this a true plug-and-play repair.

Here’s what our process means for you:

• ✔ No Dealership Visit Required: We flash the module with the latest, most stable software updates directly from GM. This ensures optimal performance and fixes many of the software bugs that may have existed in your original unit.
• ✔ No Expensive Tools Needed: You won’t need a GM MDI or Tech 2 scan tool for programming. The module arrives ready to be installed.
• ✔ Guaranteed Compatibility: By using your VIN, we ensure the software loaded onto the module perfectly matches your Cobalt’s engine, transmission, and factory options.
• ✔ Security System Relearn: After installation, your vehicle’s anti-theft system will need to relearn the new ECM. For most Cobalts, this is a simple procedure you can do yourself in 10-15 minutes with just the ignition key. We provide clear instructions for this process.

Part Number Compatibility

This ECM, part number 12607096, is a direct replacement for a wide range of GM vehicles. It is interchangeable with the following service numbers. If your original module has any of these numbers on the sticker, this part is the correct fit:

• ✔ 12590032
• ✔ 12602044
• ✔ 12603530
• ✔ 12605843
• ✔ 12607096
• ✔ 12630457
• ✔ 19210737

While this listing is focused on the 2006 Cobalt, this versatile module was used across dozens of GM models, including the Pontiac G6, Saturn Vue, Chevy HHR, and many more. Please verify the part number on your original module and consult our detailed fitment list to ensure this is the correct part for your specific vehicle and engine combination.

Don’t let a faulty ECM keep your car off the road. Order today, provide your VIN at checkout, and get the correct, pre-programmed part delivered right to your door.