eh.. how to tell?

[jtomsic 5,000+ posts]

is there a way i can tell if my sub is blown or not cause theres seems to be nothing physically wrong with it that i can see and i hear no scrapin or things ive heard to know before.

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[Twistid 5,000+ posts]

dmm to check the coils... if theres no symptoms of a blown sub why are you worried?

 

[jtomsic 5,000+ posts]

not gonna waste time installin it tomorrow if im not positive it works.. it stopped working in my old car but im not sure if something grounded out or not.