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If the battery light stays on when you're driving your car, does that mean you need a new battery?

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What Does the Battery Light on the Dashboard Mean? — Plus 4 Other Car Q's
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    What Does the Battery Light on the Dashboard Mean?

    What Does the Battery Light on the Dashboard Mean?

    Every gasoline-powered or hybrid car today contains a rechargeable 12-volt battery. This battery powers everything electrical: the engine's control …

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