JBL GT150 Car Subwoofer "hooked subs radio stopped working" Questions

radio sub outputs don't work at all I've read post before but none seem to be answered the sub volume is up the amp and sub work I know because I've tested them I tried changing the RCA jacks from the

subs, and hooking them up to another known good radio other than the one its hooked to now. Just to make sure you didnt blow the speakers. What is the wattage of the subs? Then if the speakers do work

...hooked them to another amp and they worked just fine. Now no matter what i do to the Rockford, I get no usefull output. when i first hook the pos. and neg. to the speakers, the speakers just pop one ...

...radio is turned on. I think tis is more than likely the cause of your problem. same thing happend to me when i wired mine. I didnt disconnect the negative battery terminal and touched a ground(metal ...