Chevrolet Blazer III (2018-2023) brn/blu Wiring diagrams

ACC IND ACTR LOW REF AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS BACKUP LP CTRL BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER CENTER OF INSTRUMENT PANEL, NEAR FLOOR) BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER MODE 5 IND CTRL DRV DR LOCK SW LCK SIG DRV DR LOCK SW UNLK SIG ENGINE START/STOP SWITCH EXTERIOR LIGHTS SYSTEMS GLOVE BOX DOOR RELEASE SIG GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HAZARD SW SIG HDLP AUTOMATIC HI BEAM DIM CTRL HDLP SW HDLPS OFF SIG CTRL HDLP SW PARK LP SIG HDLP SWITCH ON SIG HEADLIGHTS SYSTEM HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 1 REMOTE FUNCTION ACTR RECEIVE SIG HOT AT ALL TIMES I/P LP DIMMER SW LOW REF I/P LP DIMMER SW SIG IGNITION MODE SW ACCESSORY LED SIG IGNITION MODE SW MODE VOLT IGNITION MODE SW START LED SIG IGNITION MODE SWITCH IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK INTERIOR LIGHTS, NAVIGATION, TRANSMISSIONS SYSTEMS INTERIOR LP DEFEAT SW SIG LED AMBIENT LIGHTING CTRL 2 LED BACKLIGHT DIMMING CTRL LOW SPD GMLAN SER DATA MIRRORS SYSTEM NETWORK SER BUS 4 REAR WINDOW WIPER SW SIG RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE REMOTE FUNCTION ACTR CTRL REMOTE FUNCTION ACTR TRANSMIT SIG SECURITY IND CTRL START IND STOP/START SWITCH SIG TAP UP/TAP DOWN SW SIG TRACTION CTRL SW SIG 1 TRAILER BRAKE APPLY SIG TRANSMISSIONS SYSTEM VIO WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/VIO WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COMMUNICATION ENABLE ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (+) 4 HI SPD GMLAN SERIAL DATA (+) 8 HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HIGH SPEED EXTENSION BUS TERMINATING RESISTOR 2 HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT OF BATTERY) LOW LEVEL LOW SPD GMLAN MID/HIGH LEVEL RADIO RUN/CRANK IGNITION 1 VOLTAGE SERIAL DATA SERIAL DATA (-) 9 SERIAL DATA 2 SERIAL DATA GATEWAY MODULE UNDERHOOD FUSE BLOCK VIO/GRY WIRE W/ ONSTAR W/O ONSTAR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COMMUNICATION DATA BUS 12 DATA BUS 18 DATA BUS 19 DATA BUS 2 ENABLE ETHERNET BUS 4 (-) ETHERNET BUS 7 (-) FRONT OBJECT GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HI SPD GMLAN HIGH SPD GMLAN INFO DISPLAY MODULE INTERCONNECT LEFT SIDE OBJECT SENSOR MODULE LIFTGATE CONTROL MODULE LO SPD GMLAN LOCAL LOCAL INTERCONNECT LOGIC INSTRUMENT CLUSTER LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LONG RANGE RADAR SENSOR MODULE LOW LEVEL MID/HIGH LEVEL NETWORK SERIAL ORG/ WIRE REAR SEAT HEATING CONTROL MODULE RIGHT SIDE OBJECT SENSOR MODULE SENSOR CTRL 2 SERIAL DATA SERIAL DATA (-) 4 SERIAL DATA (-) 5 SERIAL DATA (-) 9 SERIAL DATA 2 STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATING CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE VIDEO PROCESSING CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

BATT POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRV HEATED BACK ELEMENT CTRL DRV HEATED BACK NTC SIG DRV HEATED SEAT ELEMENT CTRL DRV HEATED SEAT ELEMENT LO REF DRV HEATED SEAT NTC LO REF DRV HEATED SEAT NTC SIG DRV SEAT VENT MTR CTRL 1 FRONT SEAT HEATING CONTROL MODULE (UNDER FRONT PASSENGER SEAT) GRN/BLU WIRE GRN/VIO WIRE GRY/BLK WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK NCA WIRE PASS HEATED BACK ELEMENT CTRL PASS HEATED BACK NTC LO REF PASS HEATED BACK NTC SIG PASS HEATED SEAT ELEMENT CTRL PASS HEATED SEAT ELEMENT LO REF PASS HEATED SEAT NTC LO REF PASS HEATED SEAT NTC SIG PASS SEAT VENT MTR CTRL 1 PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT RED/GRY WIRE RED/YEL WIRE SERIAL DATA BUS 2 VIO WIRE VIO/WHT WIRE W/O VENTILATED SEATS WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE YEL/GRY WIRE

AUDIO LOW REF MICROPHONE LOW REF AUDIO SIG MICROPHONE SIG BATT POST VOLTAGE BATTERY POST VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DISPLAY DISPLAY SIGNAL (-) ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN/BLK WIRE GRN/RED WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE GY LVDS INFOTAINMENT DISP SIG HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT FUSE BLOCK LEFT OF BATTERY) LOGIC LOW SPD GMLAN LR SPEAKER SIG (-) LVDS MICROPHONE (-) LOW REF MICROPHONE SIG NCA WIRE ORG/RED WIRE POWER SUPPLY TRANSFORMER RADIO RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE SERIAL DATA 2 SIG GND SYSTEM UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ ONSTAR W/O ONSTAR

1-CU 1-RD 2-CU AM/FM AUXILIARY AUDIO INPUT BACKUP LAMP CTRL BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM ENABLE SIGNAL ENTERTAINMENT REMOTE GPS GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE HD/XM HI SPD GMLAN SER DATA (-) 9 LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LO SPD GMLAN SER DATA 2 LOGIC LR SPEAKER (+) CTRL NCA WIRE RADIO RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR VIEW CAMERA RED/VIO WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 ROOF REAR ANTENNA RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SER DATA COMM ENABLE USB USB RECEPTACLE USB SER DATA VIDEO PROCESSING CONTROL MODULE VIDEO SIGNAL W/ ALL AROUND VISION CAMERA W/ DIGITAL AUDIO SYSTEM W/ DIGITAL AUDIO SYSTEM W/O DIGITAL AUDIO SYSTEM W/O ONSTAR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 2.5L 3.6L ACTIVE NOISE CANCELLATION MODULE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN/BLU WIRE ENGINE CONTROL MODULE ENTERTAINMENT REMOTE ENABLE SIGNAL BATTERY POSITIVE VOLTAGE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LF SPKR (-) CTRL (1) LF SPKR SIGNAL (-) 1 LR SPKR (-) CTRL LR SPKR (-) CTRL 1 LR SPKR SIGNAL (-) NOISE REDU MIC 4 RTN NOISE REDUCTION MIC 1 LO REF NOISE REDUCTION MIC 2 LO REF NOISE REDUCTION MIC 1 SIG NOISE REDUCTION MIC 2 SIG NOISE REDUCTION MIC 3 LO REF NOISE REDUCTION MIC 3 SIG NOISE REDUCTION MIC 4 SIG RED/YEL WIRE REPLICATED REPLICATED SIGNAL RF SPKR (-) CTRL (1) RF SPKR SIGNAL (-) 1 RIGHT FRONT DOOR SPEAKER RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RR SPKR (-) CTRL RR SPKR CTRL (+) 1 RR SPKR SIGNAL (-) SIG GND SIGNAL VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1-RD 2-CU 2.0L TURBO 2.5L 3.6L AM/FM AUXILIARY AUDIO INPUT BK USB USB SER DATA BLK WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COAX 1-CU COAX BK COAX BU COAX BU GPS COAX CU HD/XM COAX OG COAXIAL VIDEO SIGNAL COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE INSTRUMENT CLUSTER LIN BUS 12 LOGIC LOW SPD GMLAN NCA WIRE RADIO RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR VIEW CAMERA RED/VIO WIRE REPLICATED ROOF REAR ANTENNA SERIAL DATA 2 SIGNAL SYSTEM USB USB RECEPTACLE VIDEO PROCESSING CONTROL MODULE VIO/BLU WIRE W/ ALL AROUND VISION CAMERA W/ DIGITAL AUDIO SYSTEM W/ DIGITAL AUDIO SYSTEM W/O DIGITAL AUDIO SYSTEM W/O ALL AROUND VISION CAMERA W/O ONSTAR YEL WIRE

BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FRONT WINDSHIELD WIPER SW HIGH SIG GRN/WHT WIRE GRY WIRE GRY/GRN WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT OF BATTERY) LOGIC LOW SPD GMLAN SERIAL DATA 2 LOW WASHER FLUID IND CTRL POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR WIND WASHER RLY CTRL REAR WIND WIPER SW SIG REAR WIPER MTR RLY COIL CTRL RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SIG GND UNDERHOOD FUSE BLOCK VIO WIRE WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MTR PARK SW SIG WINDSHIELD WIPER MTR RLY COIL CTRL WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SW HIGH SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK WIRE BLK/GRY WIRE BLU WIRE BLU/VIO WIRE BRN/BLU WIRE BRN/GRY WIRE DELAY SWITCH GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HI LO HOT AT ALL TIMES LEFT OF BATTERY) MIST OFF INT REAR WINDOW WASHER PUMP REAR WINDOW WASHER PUMP RELAY REAR WIPER MOTOR REAR WIPER RELAY RED/YEL WIRE UNDERHOOD FUSE BLOCK VIO WIRE WASHER SWITCH WHT/BLK WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER SWITCH WINDSHIELD WIPER/WASHER SWITCH YEL WIRE YEL/BLU WIRE