Buick LaCrosse III (2016-2019) telephone voice sig Wiring diagrams

AM/FM 1 AUXILIARY AUDIO INPUT BLK WIRE BLK/YEL WIRE BRN WIRE BU GPS COAX COAX BU GPS COAX GY GPS/CELL COAX PK GPS COAX VT GPS/CELL COMPUTER DATA LINES SYSTEM CU HD/XM DK GRN/DK BLU WIRE FM/RFR GRY/LT GRN WIRE GRY/VIO WIRE GY GPS LEFT STEERING WHEEL CONTROLS SWITCH LOCAL SERIAL DATA BUS 10 LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA 2 MEDIA DISC PLAYER MOST CONTROL MOST SERIAL DATA (+) MUTE VOICE NAVIGATION ANTENNA SIGNAL SPLITTER (W/ CELL) (CENTER OF REAR WINDOW SHELF) NAVIGATION ANTENNA SIGNAL SPLITTER (W/O CELL) (CENTER OF REAR WINDOW SHELF) RADIO RADIO ANTENNA REAR ROOF ANTENNA RED/VIO WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR TELEPHONE VOICE SIG USB USB BK W/ ONSTAR W/O ONSTAR W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/LT GRN WIRE WHT/VIO WIRE YEL WIRE

AM/FM 1 AUXILIARY AUDIO INPUT BLK WIRE BLK/YEL WIRE BRN WIRE COAX COAX BU GPS COAX GY GPS COAX COAX GY GPS/CELL COAX PK GPS COAX VT GPS/CELL COMPUTER DATA LINES SYSTEM CU HD/XM DK GRN/DK BLU WIRE FM/RFR GRY/LT GRN WIRE GRY/VIO WIRE LEFT STEERING WHEEL CONTROLS SWITCH LOCAL SERIAL DATA BUS 10 LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA 2 MEDIA DISC PLAYER MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER (W/ CELL) (CENTER OF REAR WINDOW SHELF) NAVIGATION ANTENNA SIGNAL SPLITTER (W/O CELL) (CENTER OF REAR WINDOW SHELF) RADIO RADIO ANTENNA REAR ROOF ANTENNA RED/VIO WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR TELEPHONE VOICE SIG USB USB BK USB USB W/ ONSTAR W/O ONSTAR W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/LT GRN WIRE WHT/VIO WIRE YEL WIRE

AM/FM 1 AUXILIARY AUDIO INPUT BK USB BLK WIRE BLK/YEL WIRE BRN WIRE BU GPS COAX COAX BU GPS COAX GY GPS/CELL COAX PK GPS COAX VT GPS/CELL COMPUTER DATA LINES SYSTEM CU HD/XM DK GRN/DK BLU WIRE FM/RFR GRY/LT GRN WIRE GRY/VIO WIRE GY GPS LEFT STEERING WHEEL CONTROLS SWITCH LOCAL SERIAL DATA BUS 10 LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA 2 MEDIA DISC PLAYER MOST CONTROL MOST SERIAL DATA (+) MUTE VOICE NAVIGATION ANTENNA SIGNAL SPLITTER (W/ CELL) (CENTER OF REAR WINDOW SHELF) NAVIGATION ANTENNA SIGNAL SPLITTER (W/O CELL) (CENTER OF REAR WINDOW SHELF) RADIO RADIO ANTENNA REAR ROOF ANTENNA RED/VIO WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR TELEPHONE VOICE SIG USB W/ ONSTAR W/O ONSTAR W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/LT GRN WIRE WHT/VIO WIRE YEL WIRE

AM/FM 1 AUXILIARY AUDIO INPUT BK USB BLK WIRE BLK/YEL WIRE BRN WIRE COAX COAX BU GPS COAX GY GPS COAX COAX GY GPS/CELL COAX PK GPS COAX VT GPS/CELL COMPUTER DATA LINES SYSTEM CU HD/XM DK GRN/DK BLU WIRE FM/RFR GRY/LT GRN WIRE GRY/VIO WIRE LEFT STEERING WHEEL CONTROLS SWITCH LOCAL SERIAL DATA BUS 10 LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA 2 MEDIA DISC PLAYER MOST CONTROL MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER (W/ CELL) (CENTER OF REAR WINDOW SHELF) NAVIGATION ANTENNA SIGNAL SPLITTER (W/O CELL) (CENTER OF REAR WINDOW SHELF) RADIO RADIO ANTENNA REAR ROOF ANTENNA RED/VIO WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER RFR TELEPHONE VOICE SIG USB USB USB W/ ONSTAR W/O ONSTAR W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/LT GRN WIRE WHT/VIO WIRE YEL WIRE