Which wire does what?

[Heavy Duty Neil]

A buddy is putting a headache rack with built-in lights (brake/turn signal/tail/reverse) on his 2004. Need to know which color wires do what on the tail-lamps.

Thanks.

[More Power]

Lt Blue - Stop
Lt Blue - Left turn
Dk Blue - Right turn
Brown - park lights
Lt Green - Backup

MP

[Heavy Duty Neil]

Gracias!