Chevrolet TrailBlazer II facelift (2017-2024) underhood fuse block Wiring diagrams

ACC WAKE-UP SERIAL DATA BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE MODULATOR BRAKE SYSTEM CONTROL MODULE BRK FLUID LEVEL SWITCH SIG BRN WIRE COMPUTER DATA LINES SYSTEM GRN/GRY WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES LEFT FRONT WHEEL SPD SENS CTRL LEFT FRONT WHEEL SPEED SENSOR LEFT PARK BRAKE ACTUATOR LEFT REAR WHEEL SPEED SENSOR LF FRONT WHEEL SPD SENS SIG LF PRK BRK MTR APPLY CTRL LF PRK BRK MTR LOW REF LF REAR WHEEL SPD SENS CTRL LF REAR WHEEL SPD SENS SIG NCA WIRE PRK BRK APPLY SW PRK BRK APPLY SW VOLT REF PRK BRK RELEASE SW SIG PRK BRK RELEASE SW VOLT REF PRK BRK SW SIG PRK BRK SW SPLY VOLT RED/GRY WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPD SENS CTRL RIGHT FRONT WHEEL SPD SENS SIG RIGHT FRONT WHEEL SPEED SENSOR RIGHT PARK BRAKE ACTUATOR RIGHT PRK BRK MTR APPLY CTRL RIGHT PRK BRK MTR LOW REF RIGHT REAR WHEEL SPD SENS CTRL RIGHT REAR WHEEL SPD SENS SIG RIGHT REAR WHEEL SPEED SENSOR RUN/CRANK IGN 1 VOLT UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/RED WIRE

ABS IND. ACC WAKE-UP SERIAL DATA BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRAKE IND BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POSITION SENS SIG BRN WIRE BRN/BLU WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (ON RIGHT SIDE OF RADIATOR) ENGINE CTRL SENS LOW REF 2 ENGINE CTRL VEHICLE SENS 5 VOLT REF 1 ESC IND GRN/BLK WIRE GRY/RED WIRE HIGH SPD GMLAN SER DATA (-) 3 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LOGIC PARK BRAKE CONTROL SWITCH (CENTER CONSOLE) RED/BRN WIRE SERIAL DATA COMMUNICATION ENABLE TRACTION CONTROL OFF IND TRACTION CTRL SW SIG 1 TRACTION OFF SWITCH UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED 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

ACC WAKE-UP SERIAL DATA BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DELAY SWITCH GRN/WHT WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INT LOW HIGH INT OFF LOW MIST HIGH LEFT TAIL LAMP CTRL LOGIC LOW SPEED GMLAN SER DATA 2 LOW WASHER FLUID IND CTRL MIST OFF REAR WINDSHIELD WASHER PUMP RELAY RED/BRN WIRE SERIAL DATA COMMUNICATION ENABLE UNDERHOOD FUSE BLOCK VIO WIRE VIO/YEL WIRE WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL SENSOR WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR PARK SW SIG WINDSHIELD WIPER MOTOR 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 WINDSHIELD WIPER/WASHER SWITCH WIPER SWITCH YEL/BLU WIRE YEL/BRN WIRE

A/C COMPRESSOR CLUTCH ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR AUTOMATIC TRANSMISSION ASSEMBLY ELECTRIC/ AUXILIARY TRANSMISSION FLUID PUMP AUXILIARY COOLANT PUMP BEAM RIGHT HIGH HEADLAMP BEAM RIGHT LOW HEADLAMP BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH BRAKE SYSTEM CONTROL MODULE COOLING FAN CONTROL MODULE ENGINE CONTROL MODULE ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE COOLANT PUMP ENGINE HOOD SWITCH ENGINE OIL LEVEL SWITCH EVAPORATIVE EMISSION PURGE PUMP IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 LEFT FRONT FOG LAMP LEFT FRONT SIDE MARKER LAMP MULTI-FUNCTION INTAKE AIR SENSOR NCA WIRE RIGHT DAYTIME RUNNING LAMP RIGHT FRONT FOG LAMP RIGHT FRONT PARK LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY STARTER PINION SOLENOID ACTUATOR RELAY STARTER RELAY TRANSMISSION CONTROL MODULE UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 1 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 3 UNDERHOOD FUSE BLOCK WINDSHIELD WASHER FLUID LEVEL SENSOR

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

BATTERY FUSE BLOCK BLK WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE GRN/WHT WIRE GRY WIRE HORN HORN RELAY HORN RLY CTRL HORN SW SIG HORN SWITCH HOT AT ALL TIMES NCA WIRE STEERING WHEEL AIR BAG COIL UNDERHOOD FUSE BLOCK WHT 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

ACC WAKE-UP SERIAL DATA BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRN/BLU WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM GRN/WHT WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN SERIAL DATA 2 REAR WINDOW WASHER PUMP RELAY REAR WINDOW WASHER RLY CTRL REAR WINDOW WIPER SW SIG REAR WIPER MOTOR (IN LIFTGATE) REAR WIPER MOTOR RELAY COIL CTRL REAR WIPER RELAY REAR WIPER SWITCH RED/BRN WIRE SERIAL DATA COMMUNICATION ENABLE UNDERHOOD FUSE BLOCK VIO/YEL WIRE WASHER SWITCH WHT/BLK WIRE WHT/BLU WIRE WINDOW WASHER RLY CTRL WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER SW SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER/WASHER SWITCH YEL WIRE

AIR BAG IND BATT POS VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/ORG WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY DRIVER KNEE AIR BAG DRV KNEE AIR BAG HI CTRL DRV KNEE AIR BAG LO CTRL ETHERNET BUS 7 (-) GRN WIRE GRY/BLU WIRE GRY/ORG WIRE HI SPD GMLAN SERIAL DATA (-) (2) HOT W/ IGNITION MAIN RELAY ENERGIZED IGN INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (RIGHT SIDE OF DASH) INSTRUMENT CLUSTER LOGIC LOW SPD GMLAN SERIAL DATA NCA WIRE ORG/ WIRE ORG/BLU WIRE ORG/GRN WIRE ORG/VIO WIRE ORG/WHT WIRE PASS AIR BAG OFF IND CTRL PASS AIR BAG ON IND CTRL PASS INSTRUMENT PANEL AIR BAG STAGE 1 HI CTRL PASS INSTRUMENT PANEL AIR BAG STAGE 1 LO CTRL PASS INSTRUMENT PANEL AIR BAG STAGE 2 HI CTRL PASS INSTRUMENT PANEL AIR BAG STAGE 2 LO CTRL PASS KNEE AIR BAG HI CTRL PASS KNEE AIR BAG LO CTRL PASS SEAT BELT IND CTRL PASSENGER AIR BAG DISABLED INDICATOR PASSENGER AIR BAG OFF IND PASSENGER AIR BAG ON IND PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER KNEE AIR BAG PASSENGER SEAT BELT IND RED/GRN WIRE SD COMM ENABLE SEAT BELT IND SHORTING BAR STEERING WHEEL AIR BAG COIL STEERING WHEEL AIR BAG STAGE 1 HI CTRL STEERING WHEEL AIR BAG STAGE 1 LO CTRL STEERING WHEEL AIR BAG STAGE 2 HI CTRL STEERING WHEEL AIR BAG STAGE 2 LO CTRL UNDERHOOD FUSE BLOCK VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/ORG WIRE YEL/ORG WIRE