2012-2013 Caprice ECM Engine Control Module 12652814

Restore Peak Performance to Your GM Vehicle

Is your vehicle suffering from a persistent Check Engine Light, erratic performance, or a no-start condition? The Engine Control Module (ECM), often called the engine’s brain, is responsible for managing critical functions like fuel delivery, ignition timing, and emissions. When it fails, it can cause a cascade of frustrating and potentially damaging issues. This replacement ECM, part number 12652814, is the definitive solution for a wide range of GM vehicles, providing a reliable and straightforward path back to factory performance.

Unlike a generic part from a local store, this ECM is not just a piece of hardware. It’s a complete solution. We pre-program the module to your vehicle’s specific Vehicle Identification Number (VIN) before it ships. This crucial step ensures that the computer has the correct software and calibrations for your exact make, model, and options. It incorporates the latest updates from General Motors, often resolving issues that the original software may have had. This VIN-specific programming eliminates the need for expensive and time-consuming trips to the dealership for flashing, saving you hundreds of dollars and significant hassle.

Identifying a Faulty 2012-2013 Caprice ECM

Diagnosing a failing ECM can be tricky, as its symptoms often overlap with other component failures. However, a faulty engine computer typically presents a distinct set of problems. If your 2012-2013 Caprice or other compatible GM vehicle is experiencing several of the issues below, the ECM is a likely culprit. A professional diagnosis with a high-level scan tool can confirm communication failures or internal processor faults within the module itself, solidifying the need for replacement.

Common Symptoms of a Failing GM ECM

• ✔ Check Engine Light (CEL): The light may be on constantly or flash intermittently. Common codes include P0600-P0606 (Internal Controller Failure), communication codes (U-codes), or multiple, unrelated sensor circuit codes appearing simultaneously.
• ✔ Engine Stalling or Misfiring: The engine may stall unexpectedly while driving or at idle. You might also experience rough running, hesitation, or misfires that aren’t resolved by replacing plugs or coils.
• ✔ No-Start Condition: The engine may crank but refuse to start. This can be due to the ECM failing to command the fuel pump or ignition system to operate.
• ✔ Poor Fuel Economy: An improperly functioning ECM can lead to inefficient fuel mixture calculations, causing a noticeable drop in MPG.
• ✔ Transmission Shifting Problems: The ECM works in concert with the Transmission Control Module (TCM). A faulty ECM can send incorrect data, leading to harsh shifting, delayed engagement, or the transmission entering a “limp mode.”
• ✔ Failure to Communicate: A scan tool may be unable to establish a connection with the ECM, which is a strong indicator of an internal module failure.

Simple, Secure Installation Process

Our process is designed for both professional technicians and savvy DIYers. After placing your order, simply provide us with your vehicle’s 17-digit VIN. Our technicians will then flash the module with the correct GM-certified software for your vehicle. The unit is then carefully packaged and shipped directly to you. Installation is straightforward: disconnect the battery, locate and unplug the old ECM, install the new one, and reconnect the battery. In many cases, the vehicle will start and run perfectly. Some models may require a simple security relearn procedure (often called a key relearn or anti-theft relearn), which can typically be performed without special tools and instructions can be readily found online.

Broad Compatibility Across the GM Lineup

This module, identified by part numbers 12651994, 12643248, and 12652814, is a direct replacement for a vast number of popular GM cars, trucks, and SUVs. Please verify your part number and check the fitment list below to ensure compatibility.

• ACADIA: 2012 (behind fan shroud)
• CAMARO: 2012 (3.6L, ID 12643248 or 12651994)
• CAPRICE: 2012-2013 (3.6L)
• CAPTIVA SPORT: 2012-2013 (LH engine compartment, ID 12643248 or 12651994)
• CTS: 2012 (3.6L, ID 12641994 or 12643248), 2013 (3.0L or 3.6L), 2014 (Coupe/SW, 3.0L or 3.6L)
• ENCLAVE: 2012 (behind fan shroud)
• EQUINOX: 2012 (LH engine compartment)
• IMPALA: 2012 (ID 12641994 or 12643248), 2013, 2014-2016 (Limited, VIN W)
• LACROSSE: 2012 (LH engine compartment)
• MALIBU: 2013 (2.4L, ID 12643248, 12651994, or 12652814)
• ORLANDO: 2012-2013 (LH engine compartment, ID 12643248 or 12651994)
• REGAL: 2012 (LH engine compartment)
• SRX: 2012 (LH engine compartment)
• TERRAIN: 2012 (LH engine compartment)
• TRAVERSE: 2012 (behind fan shroud)
• VERANO: 2012, 2013 (2.4L)