[zakdulebohn]

i need help on my 1995 mustang. im installing new speakers in the doors and in the back window sill. and i dont know which wires are positive and negative? if anyone has any idea please let me know.

[heavy metal]

welcome to the site,enjoy!!!! the negative wires will be solid colors and the positive wires will have a stripe on them.

[pcfrisch]

This may help:
Car Stereo Radio Wiring Diagram - 1995 Ford Mustang

Radio Constant 12V+ Wire: Green/Yellow
Radio Switched 12V+ Wire: Yellow/Black
Radio Ground Wire: Black/Green
Radio Illumination Wire: Light Blue/Red
Radio Dimmer Wire: n/a
Radio Antenna Trigger Wire: Blue
Radio Amp Trigger Wire: Blue (Same as Antenna Trigger)
Front Speakers Size and Location: 5″ x 7″ Doors
Left Front Speaker Wire (+): Orange/Light Green
Left Front Speaker Wire (-): Light Blue/White
Right Front Speaker Wire (+): White/Light Green
Right Front Speaker Wire (-): Dark Green/Orange
Rear Speakers SIze and Location: 5″ x 7″ Rear Deck
Left Rear Speaker Wire (+): Gray/Light Blue
Left Rear Speaker Wire (-): Tan/Yellow
Right Rear Speaker Wire (+): Orange/Red
Right Rear Speaker Wire (-): Brown/Pink