How do you check the polarity on a car speaker?

How to polarity check your speakers with a 9volt battery

Cars & Vehicles
Chevy Cavalier Z24
Electrical Engineering

With a simple flashlight battery.Connect wires to the speaker then breifly touch the wires to the battery and watch the speaker.If you have positive to positive and negative to negative the speaker will "push outwards" if you have it reversed it will "suck inwards"

How To Easily Identify Speaker Wire Polarity(Positive & Negative)

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