GMC Sierra III (2013-2015) voice sig Wiring diagrams

AUDIO SIG + BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN (OR BLK/GRY) WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE CAMERA SIGNAL 1 - CELL COAX COMMUNICATION ENABLE COMPUTER COMPUTER DATA LINES DATA LINES SYSTEM SYSTEM COMPUTER DATA LINES SYSTEM DIGITAL RADIO ANTENNA DK BLU (OR GRY/YEL) WIRE DK BLU WIRE DRAIN WIRE GMLAN SERIAL DATA - 1 GPS GPS/CELL GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT AMP FUSE HUMAN INTERFACE CONTROL MODULE (BEHIND GLOVE BOX) LOW REF LT GRN/WHT WIRE MICROPHONE SIG MICROPHONE/AUDIO MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER NAVIGATION DISPLAY SIG NAVIGATION SYSTEM NCA WIRE NETWORK BUS 5 RED WIRE RED/VIO WIRE RED/YEL WIRE SER DATA SIDE OF DASH) TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB 3 4 5 USB RECEPTACLE USB SRL DATA LOW REF VOICE SIG VT-1 VT-2 W/ ONSTAR W/ SPLITTER W/O SPLITTER W/O ONSTAR WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 367 368 2099 L AUD+ R AUD+ DRAIN WIRE 1999 1946 659 LR AUD- RR AUD- LOW REF AMP FUSE 41 FUSE 38 ANTENNA AUD SIG BLK WIRE BLUETOOTH WIRELESS COMMUNI- CATION INTERFACE ANTENNA BLUNT CUT) BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (IN OVERHEAD CONSOLE) CELLULAR/ NAVIGATION ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA CELLULAR/NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX BK COAX COAX COMPUTER DATA LINES SYSTEM CUT) DIGITAL AUDIO SYSTEM DIGITAL RADIO RECEIVER (IF EQUIPPED) (BEHIND RIGHT END OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE DRAIN WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL EXCEPT 6.6L 6.6L W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC 2 3 4 5 GMLAN GND LF AUD- RF AUD- DRAIN WIRE GREEN LED GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFO FUSE 22 KEYPAD SIG LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RDO FUSE 42 FUSE 39 RED LED WIRE RED/WHT WIRE SHIELD SUPPLY TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) USB CABLE BK USB CABLE USB RECEPTACLE (IF EQUIPPED) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) VOICE SIG W/ ONSTAR W/ S-BAND, TRAFFIC DIGITAL AUDIO SYSTEM WHT WIRE YEL WIRE YEL/BLK WIRE

5060 2011 2099 1546 1947 1946 1999 COMPUTER DATA LINES SYSTEM AMP CTRL GND AMP FUSE 41 FUSE 38 ANTENNA BLK WIRE BRN WIRE BRN/WHT WIRE COAX BK DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EMERGENCY SWITCH EXCEPT 6.6L 6.6L GMLAN DRAIN WIRE DRAIN WIRE RF AUD- LF AUD- RR AUD- LR AUD- GREEN LIGHT HOT AT ALL TIMES INSIDE REARVIEW MIRROR (ISRVM) LED GND SIG LED SIG LOGIC LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LIGHT LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ONSTAR BUTTON ASSEMBLY ONSTAR SWITCH ORG/ WIRE ORG/BLK WIRE RADIO RDO FUSE 42 FUSE 39 RED WIRE RED/WHT WIRE RF AUD+ LF AUD+ RR AUD+ LR AUD+ REM SIG TAN WIRE TELEPHONE SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) USB CABLE USB RECEPTACLE (IF EQUIPPED) VOICE SIG WHT WIRE YEL/BLK WIRE

AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (IN OVERHEAD CONSOLE) CELLULAR/ NAVIGATION ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM CUT) DIGITAL AUDIO SYSTEM W/ S-BAND, TRAFFIC DIGITAL AUDIO SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GREEN LED GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFO FUSE 22 KEYPAD SIG LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RED LED WIRE RED/WHT WIRE SHIELD SUPPLY TAN WIRE TAN/BLK WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) VOICE SIG W/ ONSTAR W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC 2 3 WHT WIRE YEL/BLK WIRE

ANTENNA 201 200 BK COAX BK USB CABLE BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DND EMERGENCY SWITCH EXCEPT 6.6L 6.6L GMLAN GREEN LIGHT LIGHT GRY WIRE HOT AT ALL TIMES INSIDE REARVIEW MIRROR (ISRVM) LED LED GND SIG SIG LF SPK- RF SPK- LOGIC LOW REF LR AUD- RR AUD- LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ONSTAR BUTTON ASSEMBLY ONSTAR SWITCH RADIO RDO FUSE 42 FUSE 39 RED WIRE RED/WHT WIRE TAN WIRE TELEPHONE SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) USB CABLE USB RECEPTACLE (IF EQUIPPED) VOICE SIG YEL WIRE YEL/BLK WIRE

AUD SIG BLK WIRE BLUNT CUT) BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (IN OVERHEAD CONSOLE) CELLULAR/ NAVIGATION ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM DIGITAL AUDIO SYSTEM W/ S-BAND, TRAFFIC DIGITAL AUDIO SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GREEN LED GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFO FUSE 22 KEYPAD SIG LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE PNK WIRE PNK/BLK WIRE RED LED WIRE RED/WHT WIRE SHIELD SUPPLY TAN WIRE TAN/BLK WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) VOICE SIG W/ ONSTAR W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC YEL WIRE YEL/BLK WIRE

2550 512 511 546 599 7066 340 GND RF AUD+ LF AUD+ RR AUD+ LR AUD+ REM SIG AMP FUSE 41 FUSE 38 BK COAX BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EMERGENCY SWITCH EXCEPT 6.6L 6.6L GREEN LIGHT HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFO FUSE 22 LED GND SIG LED SIG LOGIC INSIDE REARVIEW MIRROR (ISRVM) LIGHT TELEPHONE SWITCH LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ONSTAR BUTTON ASSEMBLY ONSTAR SWITCH ORG/BLK WIRE POWER DISTRIBUTION SYSTEM RADIO RED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RSE FUSE 19 TAN WIRE USB CABLE USB CABLE BK USB RECEPTACLE (IF EQUIPPED) VOICE SIG W/ ONSTAR W/ REAR SEAT ENTERTAINMENT PACKAGE WHT WIRE YEL/BLK WIRE

AUD SIG BLK WIRE BLUNT CUT) BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (IN OVERHEAD CONSOLE) CELLULAR/ NAVIGATION ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GREEN LED GRY WIRE KEYPAD SIG LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE PNK 10 11 12 13 14 15 16 WIRE PNK WIRE PNK/BLK WIRE RED LED WIRE RED/WHT WIRE SHIELD SUPPLY TAN WIRE TAN/BLK WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) VOICE SIG W/ ONSTAR WHT WIRE YEL/BLK WIRE

AUDIO SIG + BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN (OR BLK/GRY) WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE CAMERA SIGNAL 1 - CELL COAX COMMUNICATION ENABLE COMPUTER COMPUTER DATA LINES DATA LINES SYSTEM SYSTEM COMPUTER DATA LINES SYSTEM DIGITAL RADIO ANTENNA DK BLU (OR GRY/YEL) WIRE DK BLU WIRE DRAIN WIRE GMLAN SERIAL DATA - 1 GPS GPS/CELL GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT AMP FUSE HUMAN INTERFACE CONTROL MODULE (BEHIND GLOVE BOX) LOW REF LT GRN/WHT WIRE MICROPHONE SIG MICROPHONE/AUDIO MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER NAVIGATION DISPLAY SIG NAVIGATION SYSTEM NCA WIRE NETWORK BUS 5 RED WIRE RED/VIO WIRE RED/YEL WIRE SER DATA SIDE OF DASH) TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB 3 4 5 USB RECEPTACLE USB SRL DATA LOW REF VOICE SIG VT-1 VT-2 W/ ONSTAR W/ SPLITTER W/O SPLITTER W/O ONSTAR WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

659 658 LOW REF TELEPHONE VOICE SIG 7532 5060 NETWORK BUS 10 GMLAN SERIAL DATA AUXILIARY AUDIO INPUT BK AM/FM ANT SIG BLK WIRE BLK/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DRAIN WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES LOGIC LOW REF LT GRN WIRE LT GRN/DK BLU WIRE MEDIA DISC PLAYER (IF EQUIPPED) MOST CONTROL NCA WIRE POSITIVE VOLTAGE RADIO RADIO ANTENNA RDO FUSE RED/VIO WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK (IN RIGHT END OF DASH) SERIAL DATA SIGNAL GROUND TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB/OBS DET FUSE VIO WIRE VOICE SIG WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE