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

16 17 LOGISTIC MODE RELAY OPEN CTRL BACKUP LP CTRL BLK WIRE BLU WIRE BLU/GRY WIRE BODY CONTROL MODULE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG DOME LAMP OFF INDICATOR CTRL DOOR LOCK ACT LOCK CTRL DOOR LOCK ACT LOCK CTRL 2 DOOR LOCK ACT UNLK CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS FUEL DOOR LOCK RELAY CTRL GLOVE BOX DOOR RELEASE RLY CTRL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/WHT WIRE HI SD GMLAN SER DATA (+) 1 HI SD GMLAN SER DATA (-) 1 STOP/START INDICATOR CTRL HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) (1) TRAILER BRAKE APPLY SIG INADVERTENT POWER CTRL INTERIOR LIGHTS, SEATS SYSTEMS INTERIOR LP CTRL KEY CAPTURE/COLUMN LOCK SHIFT POS SIG LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMMING CTRL LIFT GATE AJAR SW SIG 1 LIN SER DATA BUS 1 LIN SER DATA BUS 2 LIN SER DATA BUS 3 LOW SPD GMLAN SER DATA LR HEATED SEAT HIGH INDICATOR CTRL LR HEATED SEAT SW SIG PARK LOCK SOL CTRL PASS DOOR LCK SW UNLCK CTRL WIRELESS CHARGING SYSTEM CHARGE INDICATOR CTRL PASSENGER DOOR LOCK SW LOCK CTRL POWER DISTRIBUTION SYSTEM REAR CLOSURE HANDLE SW OPEN SIG REAR COMPARTMENT LID LP CTRL RR HEATED SEAT HIGH INDICATOR CTRL SEATS SYSTEM SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE WIRELESS CHARGING SYSTEM FAULT INDICATOR CTRL RR HEATED SEAT SW SIG YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

BATT POS VOLT BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMMUNICATION DATA LINK CONNECTOR (UNDER LEFT SIDE OF INSTRUMENT PANEL) ENABLE GRN WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (+) 9 HI SPD GMLAN SERIAL DATA (-) 11 HI SPD GMLAN SERIAL DATA (-) 12 HI SPD GMLAN SERIAL DATA (-) 13 HIGH SPEED EXTENSION BUS TERMINATING RESISTOR 1 HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN LOW SPD GMLAN SERIAL DATA LOW SPD GMLAN SERIAL DATA 2 LOW SPD GMLAN SERIAL DATA 3 RED/WHT WIRE SERIAL DATA SERIAL DATA 2 SERIAL DATA GATEWAY MODULE (LEFT OF STEERING COLUMN) SIG GND W/ INTEGRATED BRAKE ASSIST BRAKE PREFILL W/O INTEGRATED BRAKE ASSIST BRAKE PREFILL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/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

BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE COMMUNICATION ENABLE DATA BUS 18 DATA BUS 19 DATA BUS 2 DATA BUS 9 FRONT OBJECT FRONT SEAT HEATING CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HI SPD GMLAN HVAC CONTROL MODULE KEYLESS ENTRY CONTROL MODULE (RIGHT SIDE OF LUGGAGE COMPT) LO SPD GMLAN LO SPD GMLAN SERIAL DATA LOCAL INTERCONNECT NETWORK SERIAL PARKING ASSIST CONTROL MODULE PASSENGER PRESENCE MODULE (UNDER FRONT PASSENGER SEAT) SENSOR CONTROL 2 SERIAL DATA SERIAL DATA (+) 8 SERIAL DATA (-) 4 SERIAL DATA 2 TRANSMISSION SHIFT LEVER POSITION INDICATOR LOGIC WHT WIRE WHT/BLU WIRE WHT/GRY WIRE

AUXILIARY AUDIO INPUT BATT POS VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BODY CONTROL MODULE BRN/WHT WIRE CENTER CONSOLE REAR USB RECEPTACLE COMPUTER DATA LINES SYSTEM DIMMER SW LOW REF DIMMER SW SIG DOME LP OFF INDICATOR CTRL DRIVER MODE SELECT SWITCH GRN WIRE GRN/YEL WIRE HAZARD WARNING SWITCH HEADLAMP SWITCH HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HVAC CONTROLS IGNITION MODE SWITCH INDICATOR DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK LED BACKLIGHT DIMMING CTRL LEFT OF BATTERY) LIN SERIAL DATA BUS 3 LOGIC LR HEATED SEAT HI INDICATOR CTRL PARK BRAKE CONTROL SWITCH POWER SUPPLY TRANSFORMER RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RR HEATED SEAT HI INDICATOR CTRL STEERING WHEEL AIR BAG COIL STOP/START INDICATOR CTRL UNDERHOOD FUSE BLOCK USB RECEPTACLE VEHICLE STABILITY CONTROL SWITCH WHT WIRE YEL WIRE YEL/GRY WIRE

BLK WIRE BLU/GRY WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DOME OFF IND DRIVER DOOR LATCH ASSEMBLY DRIVER MODE SELECT SWITCH DRIVER WINDOW SWITCH FRONT OVERHEAD CONSOLE ASSEMBLY GARAGE DOOR OPENER GRN WIRE GRN/YEL WIRE LEFT STEERING WHEEL CONTROLS SWITCH LOGIC PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW SWITCH PNK WIRE RIGHT STEERING WHEEL CONTROLS SWITCH W/ UNIVERSAL GARAGE DOOR WHT WIRE WHT/VIO WIRE YEL WIRE

AUDIO AMPLIFIER (FORWARD OF CENTER CONSOLE) BATTERY POST 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 (+) FRONT CENTER SPKR (-) LO REF RR SPKR SIGNAL (-) 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 REDUCTION MIC 1 LO NOISE REDUCTION MIC 2 LO NOISE REDUCTION MIC 3 LO NOISE REDUCTION MIC 4 RTN NOISE REDUCTION MIC SIG 1 NOISE REDUCTION MIC SIG 2 NOISE REDUCTION MIC SIG 3 NOISE REDUCTION 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 (+) SIGNAL GROUND SUBWOOFER SPEAKER SUBWOOFER SPKR (-) SUBWOOFER SPKR (-) LO REF VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

3/4 AJAR SW SIG 1 AJAR SW SIG 2 B+ VOLT BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CINCH LIFTGATE SIG CINCH MTR RELEASE SIG CLOSE SW LED CTRL CLOSE SW SIG COMPUTER DATA LINES SYSTEM DETENT LIFTGATE SIG DRIVER INFORMATION CENTER DISPLAY EXTERIOR LIFTGATE CONTROL SWITCH GMLAN SERIAL DATA GRN WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HOT AT ALL TIMES ILL INSTRUMENT CLUSTER INTERIOR LIFTGATE CONTROL SWITCH LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE (IN LIFTGATE) LIFTGATE LATCH ASSEMBLY LIFTGATE MOTOR ASSEMBLY LIFTGATE OPEN/CLOSE MTR CLOSE CTRL LIFTGATE OPEN/CLOSE MTR OPEN CTRL LIN BUS 1 LOGIC LOW REF LOW REF (1) LOW REF 2 LOW SPEED GMLAN SERIAL DATA 2 LOWER HANDS-FREE LIFTGATE SENSOR MAX MTR CLOSE CTRL MTR OPEN CTRL NCA WIRE OFF ON/OFF SW SIG OPEN SW SIG OPEN/CLOSE SW SIG POS LOW REF POS SIG 1 POS SIG 2 POSITION SENS LOW REF POSITION SENS SIG 1 POSITION SENS SIG 2 REAR BODY FUSE BLOCK REAR OPEN/ CLOSE SWITCH RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RELEASE SENS RIGHT LIFTGATE OBJECT SENSOR SENS SIG 1 SENS SIG 2 UPPER HANDS-FREE LIFTGATE SENSOR VIO/GRN WIRE VOLT REF WHT WIRE WHT/BLK WIRE WHT/GRN 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