GMC Sierra IV facelift (2022-2024) computer data lines system 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

AUTOSAR CAN BUS (+) 4 SERIAL DATA BEHIND STEERING WHEEL) BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LEFT END OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH DAY NIGHT LED CONTROL DISTANCE SENSING CRUISE CONTROL GAP UP/DOWN SWITCH SIGNAL DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT ADJUSTER MEMORY MODULE DRV SEAT LR HAPTIC MOVEMENT MTR CTRL DRV SEAT RR HAPTIC MOVEMENT MTR CTRL ENGINE WIRING HARNESS JUNCTION BLOCK ETHERNET BUS 7 (-) EXTENDED CAB CREW CAB FORWARD COLLISION ALERT DISPLAY FORWARD COLLISION ALERT LED CONTROL FORWARD COLLISION SWITCH GRN WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LANE DEPARTURE WARNING DISABLE SWITCH SIGNAL LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING INDICATOR CONTROL LANE DEPARTURE WARNING SWITCH LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LEFT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH LOGIC NCA WIRE RED/YEL WIRE RES+ RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SET- STEERING WHEEL AIR BAG COIL TRANSMISSIONS SYSTEM VIO/BLK WIRE WHT WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL/BRN WIRE

BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BRN WIRE GRY/YEL WIRE LEFT FRONT INSTRUMENT PANEL RADIO SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO REAR SIDE DOOR SPEAKER LOGIC LVDS MUTE NEXT PREVIOUS RED/GRN WIRE RIGHT FRONT INSTRUMENT PANEL RADIO SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER SEEK DOWN SEEK UP SELECT STEERING WHEEL RADIO CONTROL SWITCH STEERING WHEEL RADIO VOLUME SWITCH VIO/WHT WIRE VOICE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO 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

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

1-RD AUTOSAR CAN BUS AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BACKUP LAMP CTRL BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BU COAX COAX COAX BG COMMUNICATION CENTER CALL SWITCH COMPUTER DATA LINES SYSTEM ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE OG VIDEO PROCESSING MODULE COAXIAL VIDEO SIG ONSTAR RADIO REAR VIEW DRIVER INFORMATION CAMERA RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER ROOF CONSOLE SOS STEERING WHEEL RADIO FAVORITES SWITCH VIDEO PROCESSING MODULE VOICE W/ 360 VIEW W/O 360 VIEW WHT/YEL WIRE WIFI YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO 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

BLK/WHT WIRE BLU WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BRN WIRE LEFT FRONT INSTRUMENT PANEL RADIO SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO REAR SIDE DOOR SPEAKER LOGIC MUTE NEXT PREVIOUS RED/GRN WIRE RIGHT FRONT INSTRUMENT PANEL RADIO SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER SEEK DOWN SEEK UP SELECT STEERING WHEEL RADIO CONTROL SWITCH STEERING WHEEL RADIO VOLUME SWITCH VOICE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO WIRE

1-RD AUTOSAR CAN BUS AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BACKUP LAMP CTRL BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE BU COAX COAX COAX BG COAX OG VIDEO PROCESSING MODULE COAXIAL VIDEO SIG COMMUNICATION CENTER CALL SWITCH COMPUTER DATA LINES SYSTEM ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE LF FRT SPEAKER (+) CTRL 1 LF RR SPEAKER (+) CTRL ONSTAR RADIO REAR VIEW DRIVER INFORMATION CAMERA RH FRT SPEAKER (+) CTRL 1 RH RR SPEAKER (+) CTRL RIGHT RADIO REAR SIDE DOOR SPEAKER ROOF CONSOLE SOS STEERING WHEEL RADIO FAVORITES SWITCH VIDEO PROCESSING MODULE VOICE W/ 360 VIEW W/O 360 VIEW WHT WIRE WHT/YEL WIRE WIFI YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO WIRE