Chevrolet Blazer III facelift (2022-2024) left of battery) Wiring diagrams

ACCESSORY WAKE UP SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SIGNAL BRAKE FLUID LEVEL SWITCH BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE 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 SPEED GMLAN SER DATA (-) 2 HIGH SPEED GMLAN SER DATA (+) 1 HIGH SPEED GMLAN SER DATA + (2) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK LEFT FRONT WHEEL SPEED SENSOR LEFT OF BATTERY) LEFT PARK BRAKE ACTUATOR LEFT PRK BRK MOTOR APPLY CTRL LEFT PRK BRK MOTOR LOW REF LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIG LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIG NCA WIRE PARK BRAKE CONTROL SWITCH PRK BRK APPLY SW SIG PRK BRK APPLY SW VOLT REF PRK BRK RELEASE SW SIG PRK BRK RELEASE SW VOLT REF PRK BRK SW SIG PRK BRK SW SUPPLY VOLT RED/GRY WIRE RED/YEL WIRE RF REAR SPD SENS CTR RF REAR SPD SENS SIG RF WHEEL SPD SENS CTR RF WHEEL SPD SENS SIG RH PRK BRK MTR APPLY CTRL RH PRK BRK MTR LOW REF RIGHT PARK BRAKE ACTUATOR RIGHT REAR WHEEL SPEED SENSOR RUN/CRANK IGNITION 1 VOLTAGE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/RED WIRE

ABS IND. BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY SENSOR CONTROL BRAKE APPLY SENSOR LOW REFERENCE BRAKE APPLY SENSOR SIGNAL BRAKE IND BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENSOR SIGNAL BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CNTRL MODULE LIN BUS 2 ENGINE CONTROL MODULE ENGINE CONTROL SENSORS LOW REFERENCE 2 ENGINE CONTROL VEHICLE SENSORS 5 VOLT REFERENCE 1 ESC IND ESC OFF IND GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BRN WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT OF BATTERY) LEFT REAR WHEEL SPEED SENSOR LOGIC NCA WIRE POWERTRAIN SENSOR BUS ENABLE RED/GRY WIRE RIGHT FRONT WHEEL SPEED SENSOR TRACTION CONTROL OFF IND TRACTION CONTROL SWITCH TRACTION CONTROL SWITCH SIGNAL 1 UNDERHOOD FUSE BLOCK VEHICLE STABILITY CONTROL SWITCH VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

BATTERY POSITIVE VOLTAGE BLK WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRIC PARKING BRAKE IND GRN/BLK WIRE GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LEFT OF BATTERY) LEFT PARK BRAKE ACTUATOR LIN BUS 1 LOGIC LR PARK BRK MTR APPLY CTRL LR PARK BRK MTR LOW REF 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 SIG PARK BRK SW SPLY VOLT RED/YEL WIRE RIGHT PARK BRAKE ACTUATOR RR PARK BRK MTR APPLY CTRL RR PARK BRK MTR LOW REF RUN/CRANK IGN 1 VOLTAGE SERVICE ELECTRIC PARKING BRAKE IND UNDERHOOD FUSE BLOCK VIO/BLK WIRE WHT WIRE YEL WIRE YEL/RED WIRE

AUXILIARY HEATER COOLANT PUMP BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR (BEHIND RADIATOR) DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE COOLANT TEMPERATURE SENSOR ETHERNET BUS 7 (+) ETHERNET BUS 7 (-) GRN/VIO WIRE GRY/BLU WIRE HI SPEED GMLAN SERIAL DATA (-) 1 HI SPEED GMLAN SERIAL DATA (-) 3 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LEFT OF BATTERY) LOGIC NCA WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RLY SPEED SIG SENS LOW REF SIG GND TEMP SENS SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE W/ TRAILER PROVISIONS W/O TRAILER PROVISIONS WHT WIRE

BATTERY POSITIVE VOLT BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (LEFT REAR OF ENGINE COMPT) GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT CLUSTER LEFT OF BATTERY) LEFT PARK BRAKE ACTUATOR LOGIC LOW SPD GMLAN SER DATA 2 LR PARK BRAKE MOTOR APPLY CTRL LR PARK BRAKE MOTOR LOW REF PARK BRAKE APPLY SW SIGNAL PARK BRAKE APPLY SW VOLT REF PARK BRAKE CONTROL SWITCH PARK BRAKE IND PARK BRAKE REL SW SIGNAL PARK BRAKE REL SW VOLT REF PARK BRAKE SW SUPPLY VOLT PARK BRAKE SWITCH SIGNAL RED/GRY WIRE RED/YEL WIRE RIGHT PARK BRAKE ACTUATOR RR PARK BRAKE MOTOR APPLY CTRL RR PARK BRAKE MOTOR LOW REF SERVICE PARK BRAKE IND SIG GND UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT WIRE YEL WIRE YEL/RED WIRE

A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESS SENS SIG ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AMBIENT AIR TEMP SENS SIG ANTI-THEFT SYSTEM APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE POS SENS SIG BRN/RED WIRE BRN/WHT WIRE CHECK ENGINE INDICATOR CTRL COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRK SIG CYLINDER 2 CTRL CYLINDER 2 FRONT SOLENOID CTRL CYLINDER 2 POS SENS CYLINDER 2 REAR SOLENOID CTRL CYLINDER 3 FRONT SOLENOID CTRL CYLINDER 3 POS SENS CYLINDER 3 REAR SOLENOID CTRL CYLINDER 4 POS SENS SIG CYLINDER 6 CTRL ENGINE CONTROL MODULE (MOUNTED AT RIGHT SIDE OF BATTERY) EXHAUST CAMSHAFT PROFILE ACTUATOR 2 EXHAUST CAMSHAFT PROFILE ACTUATOR 3 EXHAUST LOBE AXIAL POS SIG 1 EXHAUST LOBE AXIAL POS SIG 2 FUEL PUMP PRI RLY CTRL GND 3 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 7 HOOD OPEN SW SIG HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INTAKE LOBE AXIAL POS SIG 1 INTAKE LOBE AXIAL POS SIG 2 LEFT OF BATTERY) LIN BUS 2 MASS AIR FLOW SENS SIG MTR CTRL A MTR CTRL B MTR CTRL C MTR CTRL D POWERTRAIN MAIN RLY FUSED SPLY 1 POWERTRAIN MAIN RLY FUSED SPLY 2 POWERTRAIN RELAY COIL CTRL REAR BODY FUSE BLOCK RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RUN/CRANK IGNITION 1 VOLT 1 SECONDARY FUSED BATT POS VOLT 1 SENS 1 SIG SENS 2 SIG SENS 2 GND SOLENOID ACTUATOR RLY CTRL STARTER ENABLE RLY CTRL STARTING/ CHARGING SYSTEM STEP CAM A CTRL STEP CAM B CTRL TEMPERATURE SIG UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY AUXILIARY COOLANT PUMP RELAY BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/WHT WIRE CLUSTER COMPUTER COMPUTER DATA DATA LINES ENGINE CONTROLS IGNITION RELAY EXHAUST CAMSHAFT POSITION ACTUATOR SOLENOID VALVE FP LOW REF FPP RLY CTRL FUEL PUMP FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE (ABOVE REAR AXLE) FUEL PUMP, LEVEL SENSOR ASSEMBLY FUEL TANK PRESSURE SENSOR GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT INSTRUMENT CLUSTER SYSTEM LEFT OF BATTERY) LEVEL SENS SIG LINES SYSTEM LVL SENS SIG 2 NCA WIRE RED/VIO WIRE RED/YEL WIRE SENS SIG SER DATA (-) 7 SHIELD GND SOL VLV CTRL SYSTEM UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRN WIRE VIO/WHT WIRE WAKEUP SIG WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

A/C COMP CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RELAY A/C REFRIGERANT PRESSURE SENS SIG ACC WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AIR TEMP SENS SIG APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) AUXILIARY COOLANT PUMP RELAY BATT POS VOLT BATTERY FUSE BLOCK BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BRK POSITION SENS SIG BRK VACUUM SENS SIG BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRK SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRV MODE SW SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE IND CTRL EVAPORATIVE EMISSION VENT SOLENOID VALVE FUEL PUMP PRIMARY RELAY CTRL FUSED SPLY 1 FUSED SPLY 2 FUSED SPLY 3 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 7 HOOD OPEN SW SIG (PINS: 57 TO 59 NOT USED) 60 HOT AT ALL TIMES HUMIDITY SENS SIG IGN MODE SW MODE CTRL BACKUP (PINS: 61 TO 63 NOT USED) 64 LEFT OF BATTERY) LOW REF MASS AIR FLOW SENS SIG RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RLY COIL CTRL RUN/CRANK IGN 1 VOLT 1 SIG GND STARTER ENABLE RLY CTRL STARTER PINION SOL RELAY CTRL STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/WHT WIRE BRN/WHT WIRE DRIVE MODE SELECT SWITCH FUEL TANK PRESSURE SENSOR GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM LEFT OF BATTERY) MULTI-FUNCTION INTAKE AIR SENSOR NCA WIRE REAR BODY FUSE BLOCK RED/GRN WIRE RED/WHT WIRE UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/BLU WIRE BRN/WHT WIRE CLUSTER CLUSTER SYSTEM COMPUTER COMPUTER DATA CTRL DATA LINES EVAP VENT SOLENOID FUEL PUMP FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP, LEVEL SENSOR ASSEMBLY GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE GRY/WHT WIRE HI SPD GMLAN HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT WAKE UP SIG INSTRUMENT INSTRUMENT CLUSTER SYSTEM KNOCK SENSOR #2 KNOCK SENSOR 1 LEFT OF BATTERY) LINES SYSTEM LOW REF NCA WIRE POWER MODULE PRIMARY FUEL LEVEL SENSOR PRIMARY RELAY REAR BODY FUSE BLOCK RED/VIO WIRE SENS RLY CTRL SENS SIG SENS SIG 2 SERIAL DATA (-) 7 SHIELD GND SYSTEM UNDERHOOD FUSE BLOCK VALVE CTRL VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE