trying to put in subs into a 2003 silverado, does any one have the schematic or pin out for the wires coming off the factory H/U harness?

 

Radio 12v
orange
+
radio harness


Radio Ground black/white - radio harness
Radio Ignition (Class 2 Serial Data)
Radio Illumination N/A
Factory Amp Turn-on pink + radio harness
Power Antenna N/A
LF Speaker +/- tan - gray +,- radio harness
RF Speaker +/- lt. green - dk. green +,- radio harness
LR Speaker +/- brown - yellow +,- radio harness
RR Speaker +/- dk. blue - lt. blue +,- radio harness


no switched 12v in these harnesses, i usually go to the ignition harness or the back of the fuse box to get it......12v switched in ignition harness is pink....