It would help to know what year and model car and if original equipment or after market.
what year?
depends
Take it to a stereo shop.
Replacing a car stereo is not a difficult process. All you need to do is take off the face plate, unscrew the radio, and unhook the wires. Then place the new stereo in, hook up the wires, screw the new stereo in, and replace the face plate.
Nothing
It is for the dial light or the statiod memory
Any car stereo installation merchant is a reliable source for buying and installing your car alarm.
Who knows? You need to test the circuit with a test light or digital multimeter. It could be as simple as a blown fuse, or it could be a defective car stereo.
Yes, all you have to do in this circumstance is reconnect the speaker cables to the speakers.
In Car Stereo was created in 1983.
starter and fuel ingestion light head stereo sensors computer
That means your car has a negative groung through the body of the car and you need to ground your stereo to a metal piece of the car. Make sure you use a test meter or light to verify a true circuit.