Car Wiring Diagrams for Radio circuit, w/o amplifier for Chevrolet Bolt I (2016-2021)

AUDIO LOW REF MICROPHONE LOW REF AUDIO SIG MICROPHONE SIG AUX JACK FUSE BACKUP LAMP CTRL BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CAMERA VIDEO SIG 2(+) CAMERA VIDEO SIG 2(+) GROUND COMPUTER DATA LINES SYSTEM DIMMING CTRL GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT PANEL FUSE BLOCK LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LIN SERIAL DATA BUS 8 LOW REF LOW SPD GMLAN SERIAL DATA 2 LR SPEAKER (+) CTRL LR SPEAKER SIG (-) RADIO RADIO DISPLAY DIAGNOSTIC SIG RADIO KEYPAD RADIO KEYPAD BUTTON SIG RADIO KEYPAD BUTTON SIG VOICE LOW REF RADIO KEYPAD GND RTN RADIO KEYPAD LOW REF RADIO KEYPAD POWER SIG RADIO KEYPAD PWR SIG RADIO KEYPAD VOLT REF RADIO VOL DOWN SIG RADIO VOL UP SIG RADIO VOLUME DOWN SIG RADIO VOLUME UP SIG RADIO/HVAC CONTROLS RDO FUSE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SIG GND SIGNALING ERROR SIG SIGNALING LOCK SIG SWC FUSE TOUCH INTERRUPT REQ SIG VIO/WHT WIRE VOICE SIG W/ ONSTAR W/O ONSTAR WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

BACK SIG BACKUP LAMP BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE CAMERA SIG 2 CAMERA VIDEO CELLULAR PHONE MICROPHONE COMPUTER DATA LINES SYSTEM CTRL DATA BUS 12 DIAGNOSTIC SIG DIMMING CTRL ERROR SIG FORWARD SIG GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GROUND RETURN GRY/BLU WIRE GRY/GRN WIRE GRY/ORG WIRE GRY/VIO WIRE GRY/YEL WIRE INFO DISPLAY MODULE LIN SERIAL LOCK SIG LOGIC LOW REF LVDS MUTE NAVIGATION SYSTEM NCA WIRE NEXT PREVIOUS RADIO KEYPAD RADIO, DISPLAY RED WIRE RED/GRN WIRE RED/YEL WIRE REQ SIG RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN SEEK UP SELECT SIG (2) SIG GND SIGNALING TALK TOUCH INTERRUPT VIDEO SIG VOLT REF VOLUME DOWN SIG VOLUME UP SIG W/ ONSTAR W/ REAR VIEW CAMERA W/O REAR VIEW CAMERA W/O ONSTAR WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

1-BN 1-VT 2-BN 2-VT AUDIO LOW REF AUDIO SIG + BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BRN/BLU WIRE CELL PHONE SIG CELL/GPS COAX COAXIAL ANTENNA COMBINED SIG COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY/ORG WIRE GRY/YEL WIRE HIGH SPD GMLAN LEFT REAR DOOR SPEAKER LOW REF LVDS MICROPHONE (-) LOW REF MICROPHONE SIG NCA WIRE RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/GRN WIRE SERIAL DATA (-) 9 SIG GND VOICE LOW REF VOICE SIG WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1-CU 2-CU AM/FM ANTENNA BLK WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 7 (-) GRN WIRE GRY/GRN WIRE INSTRUMENT CLUSTER LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LO SPD GMLAN SERIAL DATA 2 LOGIC LVDS RADIO RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA RED/GRN WIRE RF SIG RF SIG (AM/FM) ANTENNA RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER USB USB CABLE WHT WIRE YEL WIRE YEL/BLK WIRE