My car amplifier not working in my car.

my amplifier in my car was working fine until the rca cable broke now i bought a new one and the white is not working the red is and tonly one speaker is and its bothering me because i miss my subwoofers it doesnt sound the same without

i wanted to hook up an amplifier in my car but something is wrong , when the car's engine is off , it sounds perfect , but when i start engine , the speakers start to "whistle" and it is a bit funny as i pres the gas it goes with the sound...

My car amp was working fine ever since i installed it, but the other day it just stopped working. It would turn on about 2 minutes after i turn the head unit on and then turn off after about 5 minutes. I've checked all the connections, even changed the...

I recieved this legacy la-700 amp...and the diagnostic light won't go off and i have re wired every single thing in the car and i have good power connection from the battery to the amp and when i connect the ground connection with all the other wires...

I bought a pair of 12" subwoofers the other day, and the guy I bought them from gave me an amplifier with it for free. I need to know how to check if they are operational. I ...show more

I recently wired my amp and subs and they were working fine, but then i decided to move the amp under the seat and kept the wiring the same but now the amp wont power up? In desperate need of an answer!!!!

A friend of mine has a lanzar 2000.2 watt amp, he used it for awhile worked good enough, then all of a sudden the amp lost the ability to work on the LPF, even on full it wouldn't hit any low notes, now the amp no longer does anything except light up...