Navigation circuit, with uys for Chevrolet Express G1500 (2013-2013)

ANTENNA ANTENNA IN ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) CAMERA SIG + VOICE SIG PNK WIRE CAMERA SIG - LOW REF COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GND RF MID OUT (+) LF MID OUT (+) RR MID OUT (+) LR MID OUT (+) GRY WIRE HOT AT ALL TIMES LO REF LED DIMMING CTRL LO SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE NAVIGATION ANTENNA NAVIGATION SYSTEM ORG/ WIRE PNK 11 12 WIRE PNK/BLK WIRE RADIO RDO/ CHIME FUSE 20 RED/WHT WIRE RF MID OUT (-) LF MID OUT (-) RR MID OUT (-) LR MID OUT (-) TAN WIRE USB CABLE USB RECEPTACLE VEHICLE SPD SIG VOICE SIG W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE

10 12 SERIAL DATA BUS (+) HI SPD GMLAN SERIAL DATA BUS(-) 2 1 8 LO REF VOICE SIG DRAIN WIRE HI SPD GMLAN BARE 2500 2501 COMPUTER DATA LINES SYSTEM 4 2 5 LO REF PNK BARE VOICE SIG DRAIN WIRE ANTENNA IN BARE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BREAKOUT) CELLULAR PHONE, NAVIGATION ANTENNA COAX COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CUTAWAY UPFITTER DK BLU WIRE DK GRN WIRE INFO LEFT FRONT DOOR SPEAKER LEFT REAR CARGO DOOR SPEAKER LEFT REAR TRIM PANEL SPEAKER (IF EQUIPPED) LO GMLAN SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MUTE ORG/ WIRE PASSENGER/ CARGO PNK 11 12 WIRE PNK WIRE PNK/BLK WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR CARGO DOOR SPEAKER RIGHT REAR TRIM PANEL SPEAKER (IF EQUIPPED) RIGHT STEERING WHEEL CONTROL SWITCH SEEK DOWN SEEK UP SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL CTRL TAN WIRE TAN/BLK WIRE VOL DOWN VOL UP WHT WIRE YEL WIRE