hi everyone noobie here have a question i have a 98 bazer 4dr i changed the stock radio to a 4in dvd player in dash the only yellow wire i have in the factory harness is a speaker wire i checked with a wire tester and i have a green wire that is my switched hot i also do not have the rear dr speakers working and all i did was plug into the factory harness noting else.

 

further investagation i found that rear speakers were blown.sounds good now te
he only question i have is that the only yellow wire i have is the speaker wire my switched power is a green wire.