Chevrolet Blazer III facelift (2022-2024) computer data lines system Wiring diagrams

BATT POSITIVE VOLT BCM LIN BUS 2 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 SEAT ELEMENT CTRL DRV HEATED SEAT ELEMENT LO REF DRV HEATED SEAT TEMP SENSOR SIG DRV SEAT BLOWER MOTOR 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 TEMP SENSOR SIG PASS HEATED BACK THERMISTOR LO REF PASS HEATED SEAT ELEMENT CTRL PASS HEATED SEAT ELEMENT LO REF PASS HEATED SEAT TEMP SENSOR SIG PASS SEAT BLOWER MOTOR CTRL 1 PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT RED/GRY WIRE RED/YEL WIRE VIO WIRE VIO/WHT WIRE W/O VENTILATED SEATS WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE YEL/GRY WIRE

BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR DRIVER HEATED SEAT SWITCH DRIVER VENTILATED HEATED SEAT SWITCH GRN WIRE GRN/VIO WIRE HIGH HEAT IND HOT AT ALL TIMES HVAC CONTROLS LOGIC LOW HEAT IND MED HEAT IND NCA WIRE PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER HEATED SEAT SWITCH PASSENGER VENTILATED HEATED SEAT SWITCH REAR BODY FUSE BLOCK RED WIRE RED/BRN WIRE RED/YEL WIRE VIO/WHT WIRE

BLK WIRE BLK/RED WIRE BLU WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GROUND GRY WIRE GRY/ORG WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HEATING HI CTRL GROUND HEATING TEMP SEN SIG GROUND HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CTRL MODULE LIN BUS 2 IGN 1 VOLT LEFT OF BATTERY) LEFT STEERING WHEEL CONTROLS SWITCH LOGIC NCA WIRE ORG/ WIRE RED WIRE RIGHT STEERING WHEEL CONTROLS SWITCH STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER (INSIDE STEERING WHEEL) STEERING WHEEL HEATING CONTROL MODULE SW LED CTRL SW SIG UNDERHOOD FUSE BLOCK VIO WIRE WHT WIRE

BATTERY FUSE BLOCK BLK WIRE BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH FUEL FILL DOOR LOCK RELAY GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY LEFT REAR WINDOW SWITCH LOGIC NCA WIRE PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH REAR BODY FUSE BLOCK RED/VIO WIRE VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE YEL/BLU WIRE

2.0L TURBO 3.6L BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH ENGINE CONTROL MODULE ENGINE HOOD SWITCH FUEL FILL DOOR LOCK ACTUATOR GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HOOD OPEN SW SIG LEFT REAR DOOR LATCH ASSEMBLY LOGIC PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW SWITCH RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH SERIAL DATA (+) (3) VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH EXPRESS GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES ILL LEFT FRONT WINDOW SWITCH LEFT REAR LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LOCKOUT INDICATOR LOGIC PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH REAR BODY FUSE BLOCK RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT RIGHT REAR RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW SWITCH WHT/VIO WIRE WINDOW LOCK SWITCH WINDOW SWITCH YEL/BLU WIRE

AUDIO SIG + BATTERY POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DRIVER INFORMATION CENTER DISPLAY GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY/GRN WIRE GRY/YEL WIRE INSTRUMENT CLUSTER LEFT LEFT FRONT MOBILE TELEPHONE MICROPHONE LIN BUS 12 LOGIC LOW REF LOW SPD GMLAN MICROPHONE (-) LOW REF MICROPHONE SIG MUTE NCA WIRE ORG/RED WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT RIGHT STEERING WHEEL CONTROLS SWITCH SELECT SERIAL DATA (-) 9 SERIAL DATA 2 SIG GND STEERING WHEEL AIR BAG COIL SYSTEM TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE VOICE VOICE RECOGNITION AUDIO (-) CONTROL VOL DOWN VOL UP W/ ONSTAR W/O ONSTAR WHT/GRN WIRE

AUDIO LOW REF MICROPHONE LOW REF AUDIO SIG MICROPHONE SIG BACKUP LAMP CTRL BATT POS VOLTAGE BATTERY POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIGNAL (-) GRN/RED WIRE GRN/WHT WIRE GROUND GRY/GRN WIRE GRY/YEL WIRE GY LVDS INFOTAINMENT DISP SIG HIGH SPEED GMLAN HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT PANEL FUSE BLOCK LEFT OF BATTERY) LOGIC LOW SPD GMLAN SER DATA 2 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 SER DATA (+) 9 SER DATA COMM ENABLE SIG GND UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ ONSTAR W/O ONSTAR WHT/BLU WIRE WHT/GRN WIRE

AUDIO AMPLIFIER (FORWARD OF CENTER CONSOLE) BATTERY POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FRONT CENTER SPKR (+) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN 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 1 (-) LF SPKR SIGNAL (-) 1 LO SPD GMLAN SER DATA 2 LR SPKR CONTROL (+) LR SPKR SIGNAL (-) NOISE CANCELLATION MIC 1 NOISE CANCELLATION MIC SIG 1 NOISE CANCELLATION MIC SIG 2 NOISE CANCELLATION MIC SIG 3 NOISE CANCELLATION MIC SIG 4 RED/YEL WIRE REPLICATED SIGNAL RF SPKR 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 CONTROL (+) RR SPKR SIGNAL (-) SIGNAL GROUND SUBWOOFER SPEAKER SUBWOOFER SPKR (-) VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BATT POSITIVE VOLT BCM LIN BUS 2 BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/YEL WIRE GRY WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT REAR CUSHION SEAT HEATING ELEMENT LEFT REAR SEAT HEATING SWITCH LR CUSHION THERMISTOR FEEDBACK SIG LR HEATED SEAT CUSHION ELEMENT CTRL LR HEATED SEAT CUSHION ELEMENT LOW REF BATT POSITIVE VOLT LR HTD SEAT SW SIG LR SEAT CUSHION TEMP SENSOR SIG NCA WIRE REAR BODY FUSE BLOCK REAR SEAT HEATING CONTROL MODULE RED/WHT WIRE RIGHT REAR CUSHION SEAT HEATING ELEMENT RIGHT REAR SEAT HEATING SWITCH RR CUSHION THERMISTOR FEEDBACK SIG RR HEATED SEAT CUSHION ELEMENT CTRL RR HEATED SEAT ELEMENT LO REF RR HTD SEAT HIGH IND CTRL LR HTD SEAT HIGH IND CTRL RR HTD SEAT SW SIG RR SEAT CUSHION TEMP SENSOR SIG WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE