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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Controls - 2.4L - Introduction (2 Of 2)) >> Repair Instructions >> Engine Control Module (ECM) Description >> Malfunction Indicator Lamp (MIL)

Malfunction Indicator Lamp (MIL)

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The malfunction indicator lamp (MIL) is inside of the instrument panel cluster (IPC). The MIL is controlled by the engine control module (ECM) and illuminates when the ECM detects a condition that affects the vehicle emissions.