Is Your GM Vehicle Acting Possessed? It Could Be The ECM.
As a technician with over two decades of experience under the hood, I’ve seen it all. A 2016 Chevy Camaro comes in running rough, a Silverado 1500 won’t start for no apparent reason, or a Cadillac ATS has a Christmas tree of warning lights on the dash. The common thread in many of these seemingly unrelated, frustrating issues is often a failing Engine Control Module (ECM), the central computer of your vehicle’s powertrain.
When the ECM starts to fail, the symptoms can be confusing and intermittent. You might be chasing phantom misfires, dealing with poor fuel economy, or experiencing a car that stalls randomly at a stoplight. These aren’t just annoyances; they’re signs that the brain of your engine is struggling to make the millions of calculations per second required to keep it running smoothly and efficiently.
Expert Pro Tip: Check Your Grounds First!
Before you condemn your ECM, do yourself a favor and check the main engine and battery ground connections. In my shop, I’ve seen dozens of cases where a loose or corroded ground strap caused erratic voltage, mimicking the exact symptoms of a failed ECM. A few minutes with a wrench can sometimes save you hundreds of dollars. Ensure the connections are clean, bright, and tight.
The Technician’s Solution: A Pre-Programmed, Ready-to-Install ECM
The old way of replacing an ECM was a headache. You’d buy the part, install it, and then have your vehicle towed to a dealership for expensive programming. That’s a hassle and an expense nobody needs. We’ve eliminated that step. This genuine GM Engine Control Module is the definitive solution, and we handle the most critical part for you.
When you order from us, you provide your vehicle’s 17-digit VIN. My team then uses official GM tools to flash this module with the latest, most stable software calibration specific to your exact vehicle. This isn’t a generic file; it’s the precise programming your Camaro, Silverado, or Corvette requires to function correctly. This process ensures:
- โ Correct engine and transmission communication.
- โ Proper function of all emissions equipment.
- โ Optimal fuel delivery and ignition timing.
- โ Seamless integration with your vehicle’s other modules (like the BCM and ABS).
This module arrives at your door ready for installation. In most cases, after installation, you will only need to perform a simple security relearn procedure (often called a key relearn or anti-theft relearn), which can typically be done without special tools. This restores communication with your vehicle’s anti-theft system.
Guaranteed Compatibility and Fitment
This ECM, part number 12673195, is a direct replacement for a wide range of General Motors vehicles. It is fully interchangeable with several other service numbers, ensuring broad compatibility. Please verify your original part number or match your vehicle in the list below.
This module is a direct replacement for the following part numbers:
12692067, 12676230, 12656993, 12662034, 12672537, 12663391, 12672963, 12669318
Verified Vehicle Fitment:
This part is confirmed to fit the following vehicles. Please note specific engine or option requirements.
- โ ATS (2014-2016) – 3.6L
- โ CAMARO (2016) – 6.2L
- โ CANYON (2015-2016) – 3.6L
- โ COLORADO (2015-2016) – 3.6L
- โ CORVETTE (2014-2016)
- โ CTS (2014-2016) – 3.6L, 6.2L
- โ ESCALADE / ESV (2015-2016)
- โ SIERRA 1500 / DENALI (2014-2016)
- โ SILVERADO 1500 (2014-2016)
- โ SUBURBAN 1500 (2015-2016)
- โ TAHOE (2015-2016)
- โ XTS (2014-2016) – 3.6L
- โ YUKON / XL 1500 (2015-2016)
Don’t let a faulty ECM keep you off the road. Take control of your repair with a reliable, professionally programmed module that’s ready to restore your vehicle’s performance and reliability. Simply provide your VIN at checkout and let us handle the rest.