GMC Sierra IV (2018-2022) batt pos volt Wiring diagrams

1-BG LEFT SIDE VIEW CAMERA COAXIAL VIDEO SIG 1-GN FRONT VIEW CAMERA COAXIAL VIDEO SIG 1-RD COAXIAL VIDEO SIG 2-BG RIGHT SIDE VIEW CAMERA COAXIAL VIDEO SIG 2-RD REAR VIEW CAMERA COAXIAL VIDEO SIG BATT POS VOLT BLK/WHT WIRE CAMPER TRAILER CONNECTOR CARGO AREA REAR VIEW DRIVER INFORMATION CAMERA COAX COMPUTER DATA LINES SYSTEM GRY/GRN WIRE HOT AT ALL TIMES NCA WIRE RADIO REAR VIEW CAMERA RED/GRY WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA VIDEO PROCESSING CONTROL MODULE

1-BN RS CAM VID SIG 2-BN TRAILER 2 REAR VISION CAM COAX VID SIG 1-CU FRONT CAM SIG 1 2-CU TRAILER REAR VISION CAM COAX VID SIG 1-GN LS CAM VID SIG 2-GN CARGO AREA CAM VID SIG 1-RD COMBINED CAM VID SIG 2 BATT POS VOLT BK COAX BLK/WHT WIRE CARGO AREA REAR VIEW DRIVER INFORMATION CENTER HIGH MOUNTED STOP LAMP COAX COAX BK COAX BN COAX CAM SIG COAX OG COMPUTER DATA LINES SYSTEM DRIVER OUTSIDE REAR- VIEW MIRROR GRILLE FRONT VIEW CAMERA GRY/GRN WIRE HOT AT ALL TIMES LEFT SIDE VIEW CAMERA LO SPD GMLAN SER DATA 2 LS VISION 1-BG CAM VID SIG PASSENGER OUTSIDE REAR VIEW MIRROR RADIO REAR VIEW CAMERA (IN TAILGATE HANDLE) RED/VIO WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT SIDE VIEW CAMERA TRAILER CONNECTOR VIDEO PROCESSING CONTROL MODULE

ACCESSORY WAKEUP SERIAL DATA BATT POS VOLT BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRK TRANS SHIFT INTERLOCK SOL CTRL BRN/BLU WIRE BRN/WHT WIRE CLUTCH C CTRL CLUTCH D CTRL CLUTCH E CTRL COMPUTER DATA LINES SYSTEM DEFAULT DISABLE SOL CTRL DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 7 (-) GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HI SP GMLAN HI SP GMLAN SER DATA (+) 1 HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 1 (PINS: 39 TO 48 NOT USED) HI SPD GMLAN SERIAL DATA (-) 1 (PINS: 55 TO 62 NOT USED) 63 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN MODE SW MODE CTRL IN SPD SIG INSTRUMENT CLUSTER KEY CAPTURE SOLENOID ACTUATOR LOGIC OUTPUT SPD SIG POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/GRN WIRE RIGHT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH RIGHT INSTRUMENT PANEL FUSE BLOCK RUN/CRANK IGNITION 1 VOLT SER DATA (-) (1) SHIFT SEL SW PERFORMANCE SIG SHIFT SEL SW PRK SIG SIG GROUND STRG CLMN KEY CYLINDER LOCK SOL CTRL TAP UP/TAP DOWN SW SIG TORQUE CONV CLTH SOL CTRL TOW/ HAUL SWITCH TRANS CLUTCH F CTRL TRANS CLUTCH G CTRL (PINS: 5, 6 NOT USED) 7 TRANS CLUTCH H CTRL TRANS HI SIDE DRIVER 2 SIG TRANS HIGH SIDE DRV 1 SIG DRV TRANS INPUT SPD SENSOR SIG TRANS INTERMEDIATE SPD SIG TRANS MAINLINE PRESS SOL CTRL TRANS OIL TEMP SENS LOW REF TRANS OIL TEMP SENS SIG TRANSMISSION CONTROL MODULE TRANSMISSION MANUAL SHIFT SWITCH UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

2.7L TURBO 3.0L TURBO DIESEL 5.3L ACCESSORY WAKEUP SERIAL DATA AUTO SWITCH BATT POS VOLT BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE CLUTCH A CTRL CLUTCH B CTRL CLUTCH C CTRL CLUTCH SOLENOID CTRL COMPUTER DATA LINES SYSTEM DRIVE MODE SELECT SWITCH ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM GMLAN SERIAL DATA (-) (1) (PINS: 39 TO 46 NOT USED) GMLAN SERIAL DATA (-) (1) (PINS: 55 TO 58 NOT USED) 59 GMLAN SERIAL DATA - 1 GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INPUT SPD SIG LEFT SWITCH LOW REF 3 OUTPUT SPD SIG POWER DISTRIBUTION SYSTEM RED/GRN WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT SWITCH RUN/CRANK IGNITION 1 VOLT SERIAL DATA (-) (1) SIG GROUND SNOW SWITCH SOLENOID LOW SIDE CONTROL SPORT SWITCH SWITCH SIG TCC ON/OFF SOLENOID A CTRL TCC ON/OFF SOLENOID B CTRL TRANS CLUTCH G CTRL TRANS CLUTCH H CTRL TRANS HI SIDE DRIVER 1 SIG TRANS HI SIDE DRIVER 2 SIG TRANS INTERMEDIATE SPD SIG TRANS MAIN LINE PRESSURE SOLENOID CTRL (PINS: 4 TO 6 NOT USED) 7 TRANS OIL TEMP SENS LO REF (PINS: 29 TO 32 NOT USED) TRANS OIL TEMP SENS SIG TRANS SENS A 9 VOLT REF (PINS: 9 TO 12 NOT USED) 13 TRANS SENS B 9 VOLT REF TRANSMISSION CONTROL MODULE (BEHIND LEFT CORNER OF THE RADIATOR) UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/WHT WIRE VIO/YEL WIRE VOLT REF (1) WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

2.7L TURBO BACKUP LP RLY CTRL BASE BODY/CHASSIS BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/BRN WIRE BODY CONTROL MODULE (LEFT END OF DASH) COMPUTER DATA LINES SYSTEM GRN WIRE GRN/WHT WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR LEFT BACKUP LAMP LEFT TAIL LAMP ASSEMBLY NCA WIRE RADIO RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RIGHT BACKUP LAMP RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT TAIL LAMP ASSEMBLY TRAILER BACKUP LAMPS RELAY UNDERHOOD FUSE BLOCK W/ LOW LEVEL W/ MID/ HIGH LEVEL WHT WIRE WHT/GRN WIRE

AUDIO AMPLIFIER (UNDER REAR OF CENTER CONSOLE) BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL FUSE BLOCK LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT/REAR SUBWOOFER SPKR (-) LOW REF LEFT/REAR SUBWOOFER SPKR CTRL (+) LF SPKR LF SPKR 1 (-) LF SPKR SIG (-) (1) LR SPKR NCA WIRE RED/YEL WIRE RF SPKR RF SPKR 1 (-) RF SPKR SIG (-) (1) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPKR SERIAL DATA 2 SUBWOOFER SPEAKER WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISABLE SIG DRIVER INFORMATION CENTER DISPLAY GMLAN SERIAL DATA GRN WIRE GRN/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH LEFT MIDDLE FRONT PARKING ASSIST SENSOR LEFT MIDDLE REAR PARKING ASSIST SENSOR LEFT OUTER FRONT PARKING ASSIST SENSOR LEFT OUTER REAR PARKING ASSIST SENSOR LEFT/RIGHT/MID SENS LF MIDDLE SENS SIG LF OUTER SENS SIG LOGIC LR OUTER SENS SIG OBJECT SENS LOW REF OBJECT SENS SPLY VOLT PARKING ASSIST CONTROL MODULE PARKING ASSIST IND PARKING ASSIST SWITCH REAR PARK ASSIST DISABLE SIG RED/GRN WIRE RF MIDDLE SENS SIG RF OUTER SENS SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT MIDDLE FRONT PARKING ASSIST SENSOR RIGHT MIDDLE REAR PARKING ASSIST SENSOR RIGHT OUTER FRONT PARKING ASSIST SENSOR RIGHT OUTER REAR PARKING ASSIST SENSOR RR MIDDLE SENS SIG RR OUTER SENS SIG SENS LOW REF SERIAL DATA COMM ENABLE 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 SIG MICROPHONE SIG BACKUP LAMP CONTROL BATT POS VOLT BK COAX XM/HD BK LVDS INFOTAINMENT DISPLAY SIG BK USB ANTENNA XM SIGNAL OG COAX COAX CAM SIG BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN/BLU WIRE BRN/WHT WIRE BUTTON SIG CAMERA SIG (-) COAX COMPUTER DATA LINES SYSTEM CU COAX ANTENNA XM SIG DIMMING CTRL ETHERNET BUS 4 (-) GND SIG GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT FRONT MOBILE TELEPHONE MICROPHONE LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LH RR SPEAKER CTRL (+) LH RR SPEAKER SIG (-) RADIO DISPLAY TOUCH INTERRUPT REQUEST SIG LO SPEED GMLAN DATA 2 LVDS NAVIGATION SYSTEM NCA WIRE PWR SIG RADIO RADIO DSPY BACKLIGHT LO REF RADIO KEYPAD VOLTAGE REF RED/WHT WIRE RED/YEL WIRE REPLICATED SIG RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RH RR SPEAKER CTRL (+) AUDIO LO REF MICROPHONE LO REF RH RR SPEAKER SIG (-) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER USB USB RECEPTACLE VIO/BLU WIRE VIO/WHT WIRE VOLUME DOWN VOLUME UP W/ ONSTAR W/O ONSTAR WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER (ON REAR WALL OF PASSENGER COMPT) BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) GND 27 GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL FUSE BLOCK LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT/REAR SUBWOOFER SPKR CTRL (+) LF SPKR LF SPKR 1 (-) LR SPKR NCA WIRE RED/YEL WIRE RF SPKR RF SPKR (-) 1 LEFT/REAR SUBWOOFER SPKR (-) LOW REF RF SPKR 1 (-) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPKR SERIAL DATA 2 SUBWOOFER SPEAKER WHT WIRE WHT/YEL WIRE WLAN WIRELESS COMMUNICATION ANTENNA YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HI LO HOT AT ALL TIMES INSTRUMENT CLUSTER LO WASHER FLUID IND CTRL LOGIC LOW REF MIST MIST HI OFF LO INT INT MTR PARK SW SIG OFF RED WIRE RED/BRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (-) (1) SERIAL DATA 2 TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK VIO WIRE WASHER RLY CTRL WASHER SW SIG WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MTR RLY COIL SUPPLY VOLT WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SW HI SIG WIPER SW HI SIG WIPER SW LOW SIG WIPER SWITCH YEL/BLU WIRE YEL/BRN WIRE