Chevrolet TrailBlazer III (2019-2024) underhood fuse block Wiring diagrams

ACTIVE GRILLE AIR SHUTTER ACTUATOR 1 BLK WIRE BLU/BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (ON RIGHT SIDE OF RADIATOR) ENGINE CTRL MOD LIN BUS 1 GRN/VIO WIRE GRY/GRN WIRE HI SPD GMLAN SER DATA (-) 7 HOT W/ ENGINE CONTROL IGNITION RELAY ENERGIZED INSTRUMENT CLUSTER J117 (1.3L TURBO) J118 (1.2L TURBO) LOGIC LOW SPEED GMLAN SERIAL DATA 2 UNDERHOOD FUSE BLOCK VIO/BLU WIRE VPWR WHT WIRE

BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE GMLAN SERIAL DATA (+) 9 GMLAN SERIAL DATA (+)9 LO SPD GMLAN SERIAL DATA 2 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE HOT W/ IGNITION MAIN RELAY LO SPD GMLAN SERIAL DATA 2 LOW LEVEL MID/HIGH LEVEL RADIO SERIAL DATA COMM ENABLE UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE

ALERT LED CTRL BLK WIRE BLU/GRY WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COLLISION ALERT INDICATORS COMPUTER DATA LINES SYSTEM DIMMING CTRL GMLAN SERIAL DATA 2 GRN WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING DISABLE SWITCH LANE DEPARTURE WARNING IND LOGIC RED/GRN WIRE REFLECTED LED DISPLAY DIMMING CTRL UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL WIRE

BATT POS VOLT BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE BODY CONTROL MODULE LIN BUS 2 COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENDGATE LATCH RELAY COIL CTRL GRN/BLK WIRE GRN/BLU WIRE GROUND GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LIFTGATE AJAR SW SIG 1 LIFTGATE LATCH LIFTGATE UNLATCH RELAY LIFTGATE WINDOW/ REAR COMPARTMENT LID MOTOR UNLATCH CTRL LIN BUS 1 LOGIC MULTI-FUNCTION CARRIER LICENSE PLATE LAMP REAR CLOSURE HANDLE RED/YEL WIRE SW OPEN SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM FUSED BATT POS VOLT GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 PARK BRK SW SIG HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LEFT PARK BRAKE ACTUATOR LH PARK BRK MTR APPLY CTRL LH PARK BRK MTR LOW REF LOGIC LOW SPD GMLAN SER DATA 2 GND NCA WIRE PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SPLY VOLT PARK IND RED/YEL WIRE RH PARK BRK MTR LOW REF RH PRK BRAKE MTR APPLY CTRL RIGHT PARK BRAKE ACTUATOR RUN/ CRANK IGNITION 1 VOLT SERVICE PARK BRAKE IND UNDERHOOD FUSE BLOCK VIO/GRN WIRE WHT WIRE YEL WIRE YEL/RED WIRE

ACC IGN VOLT ANTENNA 1 SIG HI ANTENNA 1 SIG LO ANTENNA 2 SIG HI ANTENNA 2 SIG LO ANTENNA 3 SIG HI ANTENNA 3 SIG LO BATT POSITIVE VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DOOR IND DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER INFORMATION CENTER DISPLAY DRIVER INTERIOR DOOR HANDLE SWITCH GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN MODE SW CHALLENGE ACTIVE SIG IGNITION MODE SWITCH INSTRUMENT CLUSTER INSTRUMENT PANEL COMPARTMENT KEYLESS ENTRY ANTENNA KEYLESS ENTRY ANTENNA KEYLESS ENTRY CONTROL MODULE LO SPD GMLAN SER DATA LO SPD GMLAN SERIAL DATA 2 LOGIC PASSIVE START SW 2 LOW REF PASSIVE START SW SIG 2 POWER DISTRIBUTION SYSTEM REAR COMPARTMENT KEYLESS ENTRY ANTENNA RED WIRE RED/BRN WIRE RETAINED ACCESSORY POWER RELAY 2 COIL CTRL RUN/CRANK IGN 1 VOLT SECURITY IND UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/WHT WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER DR HANDLE SW SIG DRIVER DR PASSIVE ENTRY ANTENNA HI SIG ENTRY ANTENNA LOW SIG GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HANDS-FREE LIFTGATE SENSOR LAMP HOT AT ALL TIMES KEYLESS ENTRY CONTROL MODULE (UNDER CENTER OF DASH) PASS DR HANDLE SW SIG PASS DR PASSIVE PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH REAR CLOSURE PASSIVE RED/BRN WIRE UHF SHORT RANGE LOW ENERGY REMOTE CONTROL ACCESS TRANSCEIVER UHF SHORT RANGE LOW ENERGY REMOTE CONTROL ACCESS TRANSCEIVER 1 UHF SHORT RANGE LOW ENERGY REMOTE CONTROL ACCESS TRANSCEIVER 2 UHF SHORT RANGE LOW ENERGY REMOTE CONTROL ACCESS TRANSCEIVER 3 UHF SHORT RANGE LOW ENERGY REMOTE CONTROL ACCESS TRANSCEIVER 4 UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE VIO/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

BK COAX BLK WIRE BN COAX COAX GRY WIRE GRY/YEL WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED LOW LEVEL MID/HIGH LEVEL NCA WIRE RADIO REAR VIEW CAMERA (CENTER OF LIFTGATE) UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT/BLU WIRE

2 SPEED A/T AUTOMATIC TRANSMISSION ASSEMBLY BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) BRAKE PEDAL POSITION SENSOR BRK APPLY SEN LO REF BRK APPLY SENS BRK APPLY SENS SIG BRK POSITION SENS SIG COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE CONTROL SENSORS LOW REFERENCE 2 ENGINE CONTROL VEHICLE SENSORS 5 VOLT REF 1 GRN/YEL WIRE GRY/GRN WIRE GRY/YEL WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 1 TRANSMISSION IGNITION MODE SW MODE CTRL HI SPEED GMLAN SERIAL DATA (-) 1 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LOGIC LOW SPD GMLAN SER DATA 2 NCA WIRE PARK LOCK SOL ACTUATOR CTRL PARK SWITCH 2 SIGNAL MODE SW MODE CTRL Y RED/WHT WIRE RUN/ CRANK IGNITION 1 VOLT SIGNAL GROUND TRANSMISSION CONTROL MODULE TRANSMISSION RANGE SENSOR TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLU WIRE