Chevrolet TrailBlazer II facelift (2017-2024) gry/yel 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

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

BATT POS VOLT BLK WIRE BLK/BRN WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRN/YEL WIRE CENTER HI MOUNTED STOP LP SLY VOLT COMPUTER DATA LINES SYSTEM GMLAN SERIAL DATA GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE GRY/YEL WIRE HAZARD SW LEFT TURN SIG HAZARD SW RIGHT TURN SIG HAZARD SW SIG HAZARD WARNING SWITCH HEAD HEADLAMP SWITCH HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT LEFT PARK LP CTRL LF TURN SIG LP CTRL LH TAIL LP CTRL LH TAIL/STOP LP CTRL LICENSE LP CTRL LR TURN SIG LP CTRL PARK AUTO OFF PARK LAMP SIG POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RF TURN SIG CTRL RH PARK LP CTRL RH TAIL LP CTRL RIGHT RIGHT FRONT PARK LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT REAR SIDE MARKER LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT STOP LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TAIL/ STOP LAMP RR STOP LP CTRL RR TURN SIG LP CTRL TURN SIGNAL/ MULTI-FUNCTION SWITCH VIO/BLU WIRE VIO/GRY WIRE W/ LED W/O LED WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN 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

BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE LIN BUS 2 BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE CO-DRIVER HEATED BACK THERMISTOR LO REF CO-DRIVER HEATED SEAT THERMISTOR LO REF COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRIVER HEATED SEAT IND 1 DRIVER HEATED SEAT IND 2 DRIVER HEATED SEAT IND 3 DRIVER HEATED SEAT SWITCH DRV HEATED BACK THERMISTOR LO REF DRV HEATED SEAT THERMISTOR LO REF DRV SEAT BACK HEATING TEMPERATURE SENS SIG DRV SEAT HEATING ELEMENT CTRL DRV SEAT HEATING ELEMENT LO REF DRV SEAT HEATING TEMPERATURE SENS SIG GRN/BLU WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HVAC CONTROLS INSTRUMENT PANEL FUSE BLOCK LOGIC NCA WIRE PASS SEAT BACK HEATING TEMPERATURE SENS SIG PASS SEAT HEATING ELEMENT CTRL PASS SEAT HEATING ELEMENT LO REF PASS SEAT HEATING TEMPERATURE SENS SIG PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT PASSENGER HEATED SEAT IND 1 PASSENGER HEATED SEAT IND 2 PASSENGER HEATED SEAT IND 3 PASSENGER HEATED SEAT SWITCH RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE SEAT HEATING CONTROL MODULE (UNDER THE FRONT OF PASSENGER SEAT) VIO WIRE WHT/BLU WIRE WHT/GRY WIRE YEL WIRE YEL/GRY WIRE

"CHECK ENGINE" IND CTRL ABS IND. ADAPTIVE CRUISE IND AIR BAG IND AUTO STOP IND BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLU/GRN WIRE BRAKE WARNING IND BRN/BLU WIRE BRN/WHT WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CONTROL IND CONTROL OFF IND CRUISE IND DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY DRIVER INFORMATION CENTER SW SIG DRIVER INFORMATION CENTER SW LOW REF DRIVER INFORMATION CENTER SW SIG HIGH SPD GMLAN SERIAL DATA (-) 9 DRL IND ELECTRONIC STABILITY ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL PRESSURE IND ETHERNET BUS 7 (-) FRONT FOG LAMP IND FUEL GAUGE FUEL IND GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HEADLAMP ON IND HIGH BEAM ASSIST IND HIGH BEAM IND HIGH SPD GMLAN SERIAL DATA (-) 9 DAY NIGHT LED CTRL HOT W/ BATTERY SAVER RELAY 1 ENERGIZED ILLUMINATION INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LEFT TURN IND LIGHTS ON IND LIN BUS 1 LO SPD GMLAN SERIAL DATA 2 LOGIC LOW WASHER FLUID IND CTRL MALFUNCTION LAMP IND NAVIGATION SYSTEM OFF IND PARK BRAKE IND PARK LAMPS IND PARKING ASSIST IND PEDESTRIAN AHEAD IND RED/BRN WIRE RIGHT TURN IND RUN/CRANK IGN 1 VOLT DRIVER INFORMATION CENTER SELECT MENU SW SIG SEAT BELT 2 IND SEAT BELT IND SECURITY IND SERIAL DATA (+) 9 HIGH SPD GMLAN SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TRACTION CONTROL VEHICLE AHEAD IND VIO WIRE VIO/GRN WIRE W/ ONE COLOR GRAPHIC DISPLAY WHT/GRN WIRE WIPER/WASHER SYSTEM

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

AWD IND AWD INDICATOR CTRL BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/GRN WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GMLAN SERIAL DATA (+) 1 BATT POS VOLT GMLAN SERIAL DATA - 1 GMLAN SERIAL DATA 2 GRN/BRN WIRE GRN/GRY WIRE GROUND GRY/GRN WIRE GRY/YEL WIRE HALL 1 HALL 2 HALL GROUND HALL VCC HOT AT ALL TIMES IND DIMMING CTRL INSTRUMENT CLUSTER LIN BUS 4 LOGIC MOTOR POS SENS LO REF POS SENSOR SIGNAL POWER TRANSFER UNIT SHIFT ACTUATOR PWR TRANSFER MTR CTRL A PWR TRANSFER MTR CTRL B REAR AXLE TEMP SENS REAR AXLE TEMP SENS VOLT REF REAR BODY FUSE BLOCK REAR DIFFERENTIAL CLUTCH CONTROL MODULE REAR DIFFERENTIAL OIL TEMPERATURE SENSOR REAR DIFFERENTIAL CLUTCH SOLENOID VALVE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE SENS VOLT REF SERIAL DATA 2 SERIAL DATA COM ENABLE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/RED 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