Chevrolet TrailBlazer III (2019-2024) blu/gry Wiring diagrams

12 VOLT REF 5 VOLT REF ACC IGN VOLT ACCELERATE SW SIG AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM AUTOMATIC HI BEAM CTRL BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DIMMER SW LOW REF DOOR LOCK RECEIVER CTRL DOOR LOCK RECEIVER LOW REF DOOR LOCKS, ANTI-THEFT SYSTEMS FOG LAMP SW SIG FRONT FOG LAMP SW SIG GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HAZ SW RH TURN SIG HAZ WARN SW LEFT TURN SIG HAZARD WARNING SW SIG HDLP SW FLASH SIG HDLP SW ON SIG HEADLAMP SW PARK LAMP SIG HEADLIGHTS SYSTEM HI BEAM SELECT SW HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 1 LOCK RECEIVER RECEIVE SIG HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED IGN KEY RESISTOR SIG IGN MODE SW ACC LED SIG IGN MODE SW START LED SIG IGNITION MODE SW MODE VOLT IMMO CTRL MODULE CTRL IMMOBILIZER LOW REF IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK INTERIOR LAMP DEFEAT SW SIG INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM LED BACKLIGHT DIMMING CTRL 1 LED DIMMING SIG LIFTGATE WINDOW/REAR COMPT LIN BUS 1 LIN BUS 4 LOCK RECEIVER TRANSMIT SIG LOW SPD GMLAN SERIAL DATA OFF/RUN/CRANK IGN VOLT PANEL LAMP DIMMER SW SIG POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM SOUND SYSTEMS RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RR WINDOW WIPER SW SIG RUN/CRANK IGN 1 VOLT SHIFT POSITION SIG SOUND SYSTEMS SPORT MODE SW SIG STARTING/CHARGING SYSTEM STEERING WHEEL CTRL SIG 1 STOP/START IND CTRL STOP/START SW SIG TAP UP/TAP DOWN SW SIG TRACTION CTRL SW SIG 1 TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM UP/DOWN SW SIG VIO/BLK WIRE VIO/BLU WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WINDSHIELD WASHER SW SIG WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

ACC PWR RLY COIL CTRL ACC WAKE-UP SERIAL DATA AIR CONDITIONING SYSTEM BACKUP LAMP CTRL BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHARGING SYSTEM FAULT IND CTRL COMPUTER DATA LINES SYSTEM COURTESY LAMP SW SIG CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG CURRENT SENS SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT, TRUNK, TAILGATE, FUEL DOORS SYSTEMS DR LK ACTUATOR LK CTRL DR LK ACTUATOR LK CTRL 2 DR LK ACTUATOR UNLK CTRL DRIVER DR LK SW LK SIG DRIVER DR LK SW UNLOCK SIG ENDGATE LATCH RLY COIL CTRL FOG LAMP RLY CTRL FRONT PARK LAMP CTRL GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE HDLP HI BEAM RLY CTRL HEADLIGHTS SYSTEM HI MOUNTED STOP LAMP SPLY VOLT HI SPEED GMLAN SER DATA (-) 1 HOOD AJAR SW SIG HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES IGNITION MODE SW INADVERTENT LOAD CTRL INSTRUMENT PANEL FUSE BLOCK INTERIOR LAMP CTRL LED BACKLIGHT DIMMING CTRL 1 LF DRL CTRL LF TURN SIG LP CTRL LH HDLP LOW BEAM CTRL LH PARK LAMP CTRL LH REAR STOP LAMP CTRL LH TRAILER TURN SIG LAMP CTRL LIFTGATE AJAR SW SIG 1 LIN BUS 1 LIN BUS 2 LIN BUS 3 LOGISTICS MODE RLY CLOSE CTRL LOGISTICS MODE RLY OPEN CTRL LR TURN SIG LP CTRL PARK LK SOLENOID ACTUATOR CTRL PASS DR LK SW LK CTRL PASS DR LK SW UNLOCK CTRL POWER DISTRIBUTION SYSTEM REAR CLOSURE HANDLE SW OPEN SIG REAR FOG LAMP SIG REAR WINDOW WASHER RELAY CTRL REAR WIPER MTR RLY COIL CTRL RED/BRN WIRE RED/VIO WIRE RED/WHT WIRE RF DRL CTRL RF TURN SIG LAMP CTRL RH FRONT DRL CTRL RH HDLP LOW BEAM CTRL RH PARK LAMP CTRL RH TAIL LAMP CTRL RH TRAILER TURN SIG LAMP CTRL RR COMPT COURTESY LAMP CTRL RR LICENSE PLATE LAMP CTRL RR TURN SIG LAMP CTRL RUN/CRANK RELAY COIL CTRL SERIAL DATA COMM ENABLE SHIFT INTERLOCK SYSTEM SPORT MODE IND SIG PARK LAMP RLY CTRL TRUNK, TAILGATE, FUEL DOORS SYSTEM UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WIPER SW HIGH SIG WIPER MOTOR PARK SW SIG WIPER MOTOR RLY COIL CTRL WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE

BLK WIRE BLK/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/YEL WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT PARK LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT REAR SIDE MARKER LAMP LEFT REAR TURN SIGNAL LAMP LEFT STOP LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL/STOP LAMP MULTI-FUNCTION CARRIER LICENSE PLATE LAMP RED/GRN WIRE RED/VIO WIRE VIO/GRY WIRE W/ LED W/O LED WHT WIRE YEL/BLU WIRE YEL/BRN WIRE

AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FOG LAMP RELAY CTRL FRONT FOG LAMP RELAY FRONT FOG LAMP SW SIG FTP GRY/BLU WIRE GRY/BRN WIRE HDLP HI BEAM RELAY CTRL HDLP SW FLASH SIG HDLP SW ON SIG HEADLAMP HIGH BEAM RELAY HI BEAM SELECT SW HI BEAM SIG HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES HVAC CONTROL MODULE LEFT DAYTIME RUNNING LAMP, LEFT FRONT DRL CTRL LEFT FRONT PARK LAMP LEFT HDLP LOW BEAM CTRL LEFT HEADLAMP ASSEMBLY LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT PARK LAMP CTRL RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT DRL CTRL RIGHT HDLP LOW BEAM CTRL RIGHT PARK LAMP CTRL SOLAR SENS LOW REF TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK VIO/GRY WIRE W/ FRONT FOG LAMP W/ HEADLAMPS AUTOMATIC ON-OFF CONTROL WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE

AUTO BATT POS VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRAKE SYSTEM CONTROL MODULE (LEFT REAR OF ENGINE COMPT, NEAR BRAKE BOOSTER) BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY DRL IND FRONT FOG LAMP IND FRONT FOG LAMP SWITCH GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE HEAD HEADLAMP SWITCH HEADLAMPS ON IND HI SPD GMLAN SER DATA (+) 1 HIGH BEAM IND HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT FRONT FOG LAMP LOGIC LOW SPD GMLAN SER DATA 2 OFF PARK PARK BRAKE APPLY SW SIG PARK BRAKE APPLY SW VOLT REF PARK BRAKE CONTROL SWITCH (CENTER CONSOLE) PARK BRAKE RELEASE SW SIG PARK BRAKE RELEASE SW VOLT REF PARK BRAKE SW SIG PARK BRAKE SW SUPPLY VOLT RED/GRY WIRE RED/VIO WIRE RIGHT DAYTIME RUNNING LAMP RIGHT FRONT FOG LAMP RIGHT FRONT PARK LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP WHT WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLU/GRY WIRE BLU/VIO WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER WINDOW MOTOR DRIVER WINDOW/OUTSIDE REAR VIEW MIRROR SWITCH EXPRESS GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES ILL INSTRUMENT PANEL FUSE BLOCK LAMP OUTAGE IND LEFT FRONT LEFT REAR LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LOCKOUT IND LOGIC PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT RIGHT REAR RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW SWITCH UNDERHOOD FUSE BLOCK WHT/VIO WIRE WINDOW LOCK SWITCH WINDOW SWITCH YEL/BLU WIRE

ACTIVE NOISE CANCELLATION MODULE (RIGHT REAR LUGGAGE COMPT) AUDIO MUTE SIG BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE ENABLE SIG GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR ACTIVE NOISE CANCELLATION MICROPHONE LEFT REAR DOOR SPEAKER LF LOW LEVEL AUDIO SIG LF SPEAKER (-) CTRL 1 GND LF SPEAKER CTRL (+) 1 BATT POS VOL LR LOW LEVEL AUDIO SIG + LR SPEAKER (+) CTRL LR SUBWOOFER CTRL (-) MICROPHONE 1 FDBK SIG MICROPHONE 1 SIG MICROPHONE 2 FDBK SIG MICROPHONE 2 SIG MICROPHONE 3 FDBK SIG MICROPHONE 3 SIG MICROPHONE 4 FDBK SIG MICROPHONE 4 SIG RED/BRN WIRE REPLICATED SIG RF LOW LEVEL AUDIO SIG RF SPEAKER (-) CTRL 1 RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR ACTIVE NOISE CANCELLATION MICROPHONE RIGHT REAR DOOR SPEAKER RR LOW LEVEL AUDIO SIG + RR SPEAKER (+) CTRL SUBWOOFER SPEAKER VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

AUDIO MUTE SIG BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE ENABLE SIG ENTERTAINMENT REMOTE GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRN/YEL WIRE GROUND GRY/BLK WIRE LEFT FRONT DOOR SPEAKER LEFT FRONT LOW LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR LOW LEFT STEERING WHEEL CONTROL SWITCH LEVEL AUDIO SIG NCA WIRE RED WIRE RED/BRN WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT LOW RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR LOW SUBWOOFER SPEAKER W/ ACTIVE NOISE CANCELLATION CONTROL W/O ACTIVE NOISE CANCELLATION CONTROL WHT WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER (RIGHT REAR WHEEL WELL) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT FRONT SPEAKER CONTROL (+) 1 BATT POSITIVE VOLT LEFT FRONT SPEAKER CONTROL (-) 1 GROUND LEFT REAR ACTIVE NOISE CANCELLATION MICROPHONE LEFT REAR SPEAKER CONTROL (+) LEFT/REAR SUBWOOFER CONTROL (-) LOW SPEED GMLAN SERIAL DATA 2 NOISE CANCELLATION MICROPHONE 1 FEEDBACK SIG NOISE CANCELLATION MICROPHONE 1 SIG NOISE CANCELLATION MICROPHONE 2 FEEDBACK SIG NOISE CANCELLATION MICROPHONE 2 SIG NOISE CANCELLATION MICROPHONE 3 FEEDBACK SIG NOISE CANCELLATION MICROPHONE 3 SIG NOISE CANCELLATION MICROPHONE 4 FEEDBACK SIG NOISE CANCELLATION MICROPHONE 4 SIG RED/BRN WIRE RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT SPEAKER CONTROL (+) 1 RIGHT REAR ACTIVE NOISE CANCELLATION MICROPHONE RIGHT REAR SPEAKER CONTROL (+) RIGHT SUBWOOFER CONTROL (-) VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

ACTIVE NOISE CANCELLATION MODULE (RIGHT REAR LUGGAGE COMPT) AUDIO MUTE SIG BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE ENABLE SIG GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR ACTIVE NOISE CANCELLATION MICROPHONE LEFT REAR DOOR SPEAKER LF LOW LEVEL AUDIO SIG LF SPEAKER (-) CTRL 1 GND LF SPEAKER CTRL (+) 1 BATT POS VOL LR LOW LEVEL AUDIO SIG + LR SPEAKER (+) CTRL LR SUBWOOFER CTRL (-) MICROPHONE 1 FDBK SIG MICROPHONE 1 SIG MICROPHONE 2 FDBK SIG MICROPHONE 2 SIG MICROPHONE 3 FDBK SIG MICROPHONE 3 SIG MICROPHONE 4 FDBK SIG MICROPHONE 4 SIG RED/BRN WIRE REPLICATED SIG RF LOW LEVEL AUDIO SIG RF SPEAKER (-) CTRL 1 RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR ACTIVE NOISE CANCELLATION MICROPHONE RIGHT REAR DOOR SPEAKER RR LOW LEVEL AUDIO SIG + RR SPEAKER (+) CTRL SUBWOOFER SPEAKER VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE