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Home >> Chevrolet >> 1981 >> Chevette Scooter, Automatic Trans, Trans Mfr CD 200C/MV9 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Computer Command Control >> Operation >> Electronic Control Module (ECM) >> Input/Output Devices
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Input/Output Devices

These integral devices of ECM convert electrical signals received by data sensors and switches to digital signals for use by CPU.