GMC Sierra IV facelift (2022-2024) w/ vehicle communication system Wiring diagrams

AUDIO AMPLIFIER BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BUS 6 (+) CAN BUS (-) 5 ETHERNET ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRY WIRE LOW LEVEL MID, HIGH LEVEL MID/HIGH LEVEL RADIO SERIAL DATA W/ AUDIO SPEAKER W/ VEHICLE COMMUNICATION SYSTEM W/O AUDIO SPEAKER W/O INDUCTIVE PORTABLE WIRELESS DEVICE CHARGER W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE WIRELESS ACCESSORY CHARGING MODULE YEL WIRE

1-RD AM/FM BK-1 LVDS USB SERIAL DATA BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN/BLU WIRE BRN/WHT WIRE CALL COAX COMMUNICATION CENTER CALL SWITCH COMPUTER DATA LINES SYSTEM DOWN UP ETHERNET BUS 2 (-) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BRN WIRE GRY/YEL WIRE HOME LEFT FRONT MOBILE TELEPHONE MICROPHONE LF FRT SPEAKER (+) CTRL 1 LF RR SPEAKER (+) CTRL LOGIC LVDS NCA WIRE OG RR VISION CAMERA COAXIAL VIDEO SIG ONSTAR POWER RADIO RADIO ANTENNA RADIO FUNCTION SWITCH RH FRT SPEAKER (+) CTRL 1 RH RR SPEAKER (+) CTRL RIGHT RADIO REAR SIDE DOOR SPEAKER ROOF CONSOLE SOS VIDEO PROCESSING MODULE VIO/WHT WIRE VOICE VOICE RECOGNITION AUDIO (-) CTRL VOICE RECOGNITION AUDIO SIGNAL VOL VOL W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE

AM/FM BATTERY POSITIVE VOLTAGE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO (-) CONTROL CELL TELEPHONE MICROPHONE SIG VOICE RECOGNITION AUDIO SIG COAX COAX BK COAX BU COAX CU DISPLAY GPS GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL USB 2 PORT RECEPTACLE LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE SIG POWER DISTRIBUTION SYSTEM RADIO RADIO ANTENNA RADIO CONTROL RADIO CONTROLS RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB 2 PORT RECEPTACLE (W/ FRONT FLOOR CONSOLE) USB BK USB SERIAL DATA VIO/YEL WIRE W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM YEL WIRE

AM/FM BATTERY POSITIVE VOLTAGE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO (-) CONTROL CELL TELEPHONE MICROPHONE SIG VOICE RECOGNITION AUDIO SIG COAX COAX BK COAX BU COAX CU DISPLAY GPS GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL USB 2 PORT RECEPTACLE LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE SIG POWER DISTRIBUTION SYSTEM RADIO RADIO ANTENNA RADIO CONTROL RADIO CONTROLS RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB 2 PORT RECEPTACLE (W/ FRONT FLOOR CONSOLE) USB BK USB SERIAL DATA VIO/YEL WIRE W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM YEL WIRE

AM/FM BATTERY POSITIVE VOLTAGE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO (-) CONTROL CELL TELEPHONE MICROPHONE SIG VOICE RECOGNITION AUDIO SIG COAX COAX BK COAX BU COAX CU DISPLAY GPS GRN/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL USB 2 PORT RECEPTACLE LF RR SPEAKER (+) CTRL LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE SIG POWER DISTRIBUTION SYSTEM RADIO RADIO ANTENNA RADIO CONTROL RADIO CONTROLS RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB 2 PORT RECEPTACLE (W/ FRONT FLOOR CONSOLE) USB BK USB SERIAL DATA VIO/YEL WIRE W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM YEL WIRE

1-RD AM/FM BK-1 LVDS USB SERIAL DATA BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN/BLU WIRE BRN/WHT WIRE CALL COAX COMMUNICATION CENTER CALL SWITCH COMPUTER DATA LINES SYSTEM DOWN UP ETHERNET BUS 2 (-) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BRN WIRE GRY/YEL WIRE HOME LEFT FRONT MOBILE TELEPHONE MICROPHONE LF FRT SPEAKER (+) CTRL 1 LF RR SPEAKER (+) CTRL LOGIC LVDS NCA WIRE OG RR VISION CAMERA COAXIAL VIDEO SIG ONSTAR POWER RADIO RADIO ANTENNA RADIO FUNCTION SWITCH RH FRT SPEAKER (+) CTRL 1 RH RR SPEAKER (+) CTRL RIGHT RADIO REAR SIDE DOOR SPEAKER ROOF CONSOLE SOS VIDEO PROCESSING MODULE VIO/WHT WIRE VOICE VOICE RECOGNITION AUDIO (-) CTRL VOICE RECOGNITION AUDIO SIGNAL VOL VOL W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE

AM/FM BATTERY POSITIVE VOLTAGE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO (-) CONTROL CELL TELEPHONE MICROPHONE SIG VOICE RECOGNITION AUDIO SIG COAX COAX BK COAX BU COAX CU DISPLAY GPS GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL USB 2 PORT RECEPTACLE LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE SIG POWER DISTRIBUTION SYSTEM RADIO RADIO ANTENNA RADIO CONTROL RADIO CONTROLS RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB 2 PORT RECEPTACLE (W/ FRONT FLOOR CONSOLE) USB BK USB SERIAL DATA VIO/YEL WIRE W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM YEL WIRE

AM/FM BATTERY POSITIVE VOLTAGE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO (-) CONTROL CELL TELEPHONE MICROPHONE SIG VOICE RECOGNITION AUDIO SIG COAX COAX BK COAX BU COAX CU DISPLAY GPS GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL USB 2 PORT RECEPTACLE LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE SIG POWER DISTRIBUTION SYSTEM RADIO RADIO ANTENNA RADIO CONTROL RADIO CONTROLS RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB 2 PORT RECEPTACLE (W/ FRONT FLOOR CONSOLE) USB BK USB SERIAL DATA VIO/YEL WIRE W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM YEL WIRE

AM/FM BATTERY POSITIVE VOLTAGE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO (-) CONTROL CELL TELEPHONE MICROPHONE SIG VOICE RECOGNITION AUDIO SIG COAX COAX BK COAX BU COAX CU DISPLAY GPS GRN/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL USB 2 PORT RECEPTACLE LF RR SPEAKER (+) CTRL LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE SIG POWER DISTRIBUTION SYSTEM RADIO RADIO ANTENNA RADIO CONTROL RADIO CONTROLS RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB 2 PORT RECEPTACLE (W/ FRONT FLOOR CONSOLE) USB BK USB SERIAL DATA VIO/YEL WIRE W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM YEL WIRE