I have Mazda 6 Non-Bose & i buy Gps devise the power cable come with 3 wires (yellow- red-black)
where i will connected this 3 wires with original cable 4 factory audio ???
i now Black wire for ground cable Black/Orange
Red wire for 12 Volts but where connected ??
Yellow wire for what and where connected ???
and what the different between !!!
12V ACC & 12V cons