wiring cd head unit no sound need help (factory amp)90 crown vic 5.0

mr5o

Founding Member
Jan 28, 2001
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Ontario, Canada
so i hooked up my head unit in my 90 crown vic and there is no sound the deck comes on but no sound comes out i tried it in my truck and it does work .. the car has a factory amp and ive never wired one with a factory amp tried the remote wire didnt work any ideas ?
 
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You have to bypass the factory amp. You can't run an amplified aftermarket deck through the factory amp. So basically, find where the amp is located and extend your speaker wiring from there back to the deck, or run all ne wire from the head unit to each speaker.