GMC Sierra IV facelift (2022-2024) sig gnd Wiring diagrams

1-CU FRONT CAM SIG 1 2-CU TRAILER REAR VISION CAM COAX VID SIG AUTOSAR CAN BUS (+) 1 SER DATA BACKUP LP CTRL BATT POS VOLT BK COAX BK LVDS BLK/WHT WIRE BLU WIRE CARGO AREA AUXILIARY REAR VIEW CAMERA COAX COAX BK COAX BN COMPUTER DATA LINES SYSTEM DISPLAY DRIVER OUTSIDE REAR- VIEW MIRROR GRILLE FRONT VIEW DRIVER INFORMATION CAMERA GRN/WHT WIRE HOT AT ALL TIMES INFOTAINMENT DISPLAY SIG USB SER DATA BK LEFT SIDE VIEW DRIVER INFORMATION CAMERA LOGIC LOW LEVEL LVDS GY MID/HIGH LEVEL NCA WIRE OG OG PASSENGER OUTSIDE REAR VIEW MIRROR RADIO RADIO CONTROL REAR VIEW DRIVER INFORMATION CAMERA REAR VISION CAMERA COAXIAL 1-BG VIDEO SIG RED/VIO WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT SIDE VIEW DRIVER INFORMATION CAMERA SIG GND TOW VEHICLE ELECTRICAL RECEPTACLE VIDEO PROCESSING MOD COAXIAL VIDEO SIG RR VISION CAMERA COAXIAL VIDEO SIG VIDEO PROCESSING MODULE VIDEO PROCESSING MODULE 1-RD COAXIAL VIDEO SIG W/ 360 VIEW WHT WIRE

AUTOMATED DRIVING MAPPING MODULE AUTOSAR CAN BUS (+) 8 SERIAL DATA AUTOSAR CAN BUS (-) 5 SER DATA BATTERY POSITIVE VOLT AUTOSAR CAN BUS (+) 8 SERIAL DATA BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC RED WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND WHT WIRE WHT/GRY 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

AUDIO AMPLIFIER AUTOSAR CAN BUS (-) 5 BATTERY POSITIVE VOLTAGE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY WIRING HARNESS JUNCTION BLOCK BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FRONT FLOOR SPEAKER CONSOLE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES LF FRT MIDRANGE SPEAKER (-) CTRL LF FRT SPEAKER (+) CTRL 1 LF RR SPEAKER (+) CTRL LF/RR SUBWOOFER (+) CTRL NCA WIRE RED/YEL WIRE RH FRT MIDRANGE SPEAKER (-) CTRL RH FRT SPEAKER (+) CTRL 1 RH RR SPEAKER (+) CTRL RIGHT FRONT INSTRUMENT PANEL RADIO SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER SIG GND WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU 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 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-VT 2-VT AUDIO/VIDEO RECEPTACLE AUTOSAR CAN BUS BATT POS VOLT BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE CELL CELL/GPS COAX COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/WHT WIRE GRY/YEL WIRE LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF NCA WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE SIG GND TELEMATIC CONTROL MODULE (BEHIND LEFT SIDE OF DASH) TELEMATICS SW GREEN LED IND CTRL TELEMATICS SW RED LED IND CTRL WIRE TELEMATICS SW SIG TELEMATICS SW SUPPLY VOLT USB VIO/YEL WIRE VOICE RECOGNITION AUDIO (-) CTRL VOICE RECOGNITION AUDIO SIG YEL WIRE YEL/VIO WIRE

AUTOSAR CAN BUS (+) 1 SER DATA AUTOSAR CAN BUS (-) 5 SER DATA BATT POS VOLT BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY WIRING HARNESS JUNCTION BLOCK BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY EXTENDED CAB CREW CAB FR PARKING ASSIST DISPLAY CTRL FR PARKING ASSIST SENS LO REF HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT MIDDLE PARKING ASSIST ALARM SENSOR LEFT FRONT OUTER PARKING ASSIST ALARM SENSOR LF MID PARKING ASSIST SENS LF OUTER PARKING ASSIST SENS LOGIC LR MID PARKING ASSIST SENS SIG LR OUTER PARKING ASSIST SENS SIG OBJECT SENS LOW REF OBJECT SENS VOLT REF PARKING ASSIST CONTROL MODULE RED/WHT WIRE RF MID PARKING ASSIST SENS RF OUTER PARKING ASSIST SENS RIGHT FRONT MIDDLE PARKING ASSIST ALARM SENSOR RIGHT FRONT OUTER PARKING ASSIST ALARM SENSOR RR MID PARKING ASSIST SENS SIG RR OUTER PARKING ASSIST SENS SIG SIG GND VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

AUDIO/VIDEO RECEPTACLE AUTOSAR CAN BUS (-) 5 AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BACKUP LAMP CTRL BATTERY POSITIVE VOLTAGE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE COAX COAX BG COAX CU COMPUTER DATA LINES SYSTEM DISPLAY GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE HOT AT ALL TIMES INFOTAINMENT DISPLAY 5 VOLT REF INFOTAINMENT DISPLAY BACKLIGHT DIMMING CTRL INFOTAINMENT DISPLAY BACKLIGHT ENABLE CTRL INFOTAINMENT DISPLAY LCD ENABLE SIG INFOTAINMENT DISPLAY LOW REF INSTRUMENT PANEL USB 2 PORT RECEPTACLE LF RR SPEAKER (+) CTRL LOGIC RADIO RADIO CONTROLS RADIO SW BUTTONS SIG RADIO SW POWER ON/OFF SW SIG RADIO SW VOLUME DOWN SIG RADIO SW VOLUME UP SIG RADIO SWITCH DIMMING CTRL RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GND USB USB BK-2 USB SERIAL DATA VIO/WHT WIRE WIFI YEL WIRE

1-VT 2-VT AUTOSAR CAN BUS BATT POS VOLT BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE CELL CELL/GPS COAX COMPUTER DATA LINES SYSTEM DRIVER INFORMATION DISPLAY GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE LOW REF LVDS NCA WIRE RED/GRN WIRE RED/YEL WIRE SIG GND STEERING WHEEL RADIO FAVORITES SWITCH TELEMATIC CONTROL MODULE (BEHIND LEFT SIDE OF DASH) TELEMATICS SW GREEN LED IND CTRL TELEMATICS SW RED LED IND CTRL WIRE TELEMATICS SW SIG TELEMATICS SW SUPPLY VOLT VIO/WHT WIRE VOICE RECOGNITION AUDIO (-) CTRL VOICE RECOGNITION AUDIO SIG WHT/YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE