section 12-55 in haynes repair manual has a diagram of all the radio wires and the colors.
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A 1998 Grand Prix stereo wiring diagram can be obtained from most General Motors dealerships. The stereo wiring diagram can be found in the radio manufacture service manual.
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radio wiring diagram
No, there is no wiring diagram for radio for the 1989 chevy capric on the internet.
wiring 2002 escalade radio
The Toyota radio wiring diagram can be obtained from most Toyota dealerships. The radio wiring diagram can be found at most auto-parts stores.
The wiring diagram for the radio harness of this car can be found in its maintenance manual. It can also be found in the repair manual or gotten as a print out from an auto part store.