What is wrong when the check engine light is on?

In: Check Engine Light

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Answer

The computer has detected a problem with the emissions controls. Have the computer scanned for trouble codes. Get this fixed, as it can cause other parts to fail, as in, the catalytic converter, O2 sensor.

First answer by Clay. Last edit by Clay. Contributor trust: 3508 [recommend contributor]. Question popularity: 44 [recommend question]

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