This engine control unit (ECU) is a crucial part of your 2012 Chevy Equinox or GMC Acadia. It is responsible for managing and controlling the engine's performance, ensuring that it runs smoothly and efficiently. With the OEM part number 12643248, you can rest assured that this ECU is a genuine GM product, designed to work seamlessly with your vehicle.

This ECU has been previously used, but has been tested and verified to be in good working condition. It is an essential component for your engine's performance, and with its manufacturer part number 12643248, it is a direct replacement for your original ECU. Upgrade your vehicle's performance with this reliable ECU.

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