What color is the factory amp wire?
One thing to note, most head unit wiring harnesses also have a solid blue wire. This wire is typically for power antenna or factory amplifier turn on, do not get this wire confused with the remote turn on wire with the blue/white stripe.
What color is power wire for radio?
|Blue||Power / Antenna||+|
|Blue / White Stripe||Power / Amplifier||+|
|Orange||Power / Illumination||+|
Are all radio wiring harnesses the same?
Each vehicle has a different wiring story. Sometimes you have a choice of harnesses that will work in your car. Other times, you might need more than one harness to complete the installation.