Infinity BASSLINK Car Subwoofer "speaker woofer works minute cuts" Questions

...cuts off again. However, the other sub is working fine all the time. Please tell me what I should do. The subs are 250 watts RMS and 500 watts max. it sounds like u blew them or the voice coils could ...

...speaker (over drive) and manual shows it for purpose of tuning gain. it should flicker at highest input only...mine is on always too. infinity wasnt much help since mine is out of warranty. Push/pull ...