Chevrolet Blazer III (2018-2023) yel/wht Wiring diagrams

ACC WAKEUP SER DATA ACCESSORY IGN VOLT AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM BATT POSITIVE VOLT BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/GRY WIRE BLOWER SPEED FEEDBACK SIGNAL BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CTRL GAP UP/DOWN SW SIG CRUISE/ETC/TCC BRAKE SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, HEADLIGHTS SYSTEMS DOOR LOCKS, HORNS SYSTEMS DRIVER MODE 1 INDICATOR CTRL DRIVER MODE 2 INDICATOR CTRL DRIVER MODE 3 INDICATOR CTRL DRIVER MODE 4 INDICATOR CTRL ENDGATE LATCH RLY COIL CTRL ENDGATE LATCH RLY CTRL EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM FRT WINDSHIELD WIPER SW HI SIG GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HAZARD SW LEFT TURN SIG HAZARD SW RIGHT TURN SIG HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP LOW BEAM RLY CTRL HDLP SW FLASH TO PASS SIG HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORN RLY CTRL HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT PARK LAMP CTRL LEFT TRAILER TURN SIG LP CTRL LF DRL CTRL LF TURN SIG LP CTRL LIN SER BUS 11 LOGISTIC MODE RLY CLOSE CTRL LR TURN SIG LP CTRL NAVIGATION, CRUISE CONTROL SYSTEMS PARK LP RLY CTRL POWER DISTRIBUTION SYSTEM PUSH BUTTON ST CHALLENGE ACTV SIG RAP RLY SW CTRL REAR LICENSE LP CTRL REAR WINDOW WASHER RLY CTRL REAR WIPER MOTOR RLY COIL CTRL RED WIRE RED/GRN WIRE RED/WHT WIRE RF DRL CTRL RF TURN SIG LP CTRL RIGHT HDLP HI BEAM CTRL RIGHT PARK LAMP CTRL RIGHT TRAILER TURN SIG LP CTRL RR TURN SIG LP CTRL RUN/CRANK IGN 1 VOLT RUN/CRANK RLY COIL CTRL WINDSHIELD WIPER MTR RLY COIL CTRL SER DATA COMMUNICATION ENABLE SET/COAST/RESUME/ACC SW SIG STOP LAMP RLY COIL CTRL TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VEHICLE IMMOBILIZER CTRL VEHICLE IMMOBILIZER LOW REF VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MTR PRK SW SIG WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM EXTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM WIPER/WASHER SYSTEM POWER DISTRIBUTION SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

12 VOLT REF 2.0L TURBO 2.5L 2.5L 3.6L 3.6L ACCELERATE SW SIG ACCELERATOR PEDAL POSITION SENSOR APP LOW REF 1 APP LOW REF 2 APP SIG (1) APP SIG (2) BATT POS VOLT 1 BATT POS VOLT 27 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS VOLT REF BRAKE POS SENS SIG BRAKE SENS LOW REF BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE SWITCH CRUISE/ETC/TCC BRK SIG CRUISE/ETC/TCC/BRK SIG ENGINE CONTROL MODULE (MOUNTED AT RIGHT SIDE OF BATTERY) FORWARD COLLISION ALERT WARNING SWITCH GAP UP/DOWN SW SIG GAP UP/GAP DOWN SWITCH GND 17 GND 3 GRN/ORG WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED J127 (2.5L, 3.6L) J128 (2.OL TURBO) LEFT OF BATTERY) LEFT STEERING WHEEL CONTROLS SWITCH LOGIC RED/WHT WIRE RES+ SET- STEERING WHEEL AIR BAG COIL THROTTLE ACT CTRL CLOSE THROTTLE ACT CTRL OPEN THROTTLE POS SENS LOW REF UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE W/ ADAPTIVE CRUISE CONTROL W/O ADAPTIVE CRUISE CONTROL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

1_BU BACKUP LP CTRL BK CAMERA VIDEO SIG BLK WIRE BLK/YEL WIRE BODY CONTROL MODULE BU COAX CAMERA VIDEO SIG COAX COAX BU DISPLAY DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR GRN WIRE GRN/WHT WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSIDE REAR VIEW MIRROR LEFT OF BATTERY) LOGIC MIRROR DIMMING NCA WIRE RED WIRE UNDERHOOD FUSE BLOCK VIDEO DISPLAY INSIDE REAR VIEW MIRROR CAMERA VIO/WHT WIRE WHT WIRE YEL WIRE YEL/WHT WIRE

ACC IGN VOLT ACTR CTRL ACTR RECEIVE SIG ACTV SIG GND AMBIENT LIGHT/SUNLOAD SENSOR BATT POS VOLT BATT POS VOLT BATT POS VOLT REMOTE FUNCTION BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DR LOCK ACTR LK CTRL DR LOCK ACTR UNLK CTRL DR LOCK ACTR LK CTRL 2 DRIVER DOOR LOCK SWITCH DRV DR LK SW LK SGI DRV DR LK SW UNLK SIG FUEL DR LK RLY CTRL GLOVE BOX DR REL RLY CTRL GLOVE BOX DR REL SIG SECURITY IND CTRL REMOTE FUNCTION GLOVE BOX) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HDLP LO BEAM RLY CTRL HDLP LO BEAM RLY CTRL HORN RLY CTRL HEADLIGHTS SYSTEM HOOD AJAR SW SIG PUSHBUTTON ST CHALLENGE HORNS SYSTEM HOT AT ALL TIMES HVAC CONTROL MODULE IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK LEFT OF BATTERY) LO SPD GMLAN SER DATA LO SPD GMLAN SERIAL DATA NETWORK SER DATA BUS 9 PASS DR LK SW LK CTRL PASS DR LK SW UNLK CTRL PASSENGER DOOR LOCK SWITCH POWER SUPPLY TRANSFORMER RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER REMOTE FUNCTION ACTR TRANSMIT SIG REMOTE FUNCTION ACTR LO REF RUN/CRANK IGN 1 VOLT SOLAR SENS LO REF UNDERHOOD FUSE BLOCK VEHICLE STABILITY CONTROL SWITCH VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR AUTO BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE HDLP SW OFF SIG CTRL BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BODY CONTROL MODULE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM FLASH TO PASS GND BATTERY POSITIVE VOLTAGE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLU WIRE HDLP AUTOMATIC HI BEAM DIM CTRL HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP LO BEAM RLY CTRL HDLP LW BEAM RLY CTRL HDLP SW FLASH TO PASS SIG HDLP SW ON SIG HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA+1 HIGH BEAM SOLENOID ACTUATOR RELAY HOT AT ALL TIMES HVAC CONTROL MODULE LEFT FRONT DRL CONTROL LEFT HEADLAMP LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HEADLAMP LOW BEAM RELAY LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LEFT OF BATTERY) LEFT PARK DAYTIME RUNNING LAMP LOW REF NCA WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DRL CONTROL RIGHT HDLP HI BEAM CTRL RIGHT HEADLAMP LOW BEAM RELAY TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK W/ LED W/O LED WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/WHT WIRE

AUDIO AMPLIFIER (FORWARD OF CENTER CONSOLE) BATTERY POST VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FRONT CENTER SPKR (+) FRONT CENTER SPKR (-) LO REF RR SPKR SIGNAL (-) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LF SPKR 1 (-) LF SPKR SIGNAL (-) 1 LO SPD GMLAN SER DATA 2 LR SPKR CONTROL (+) LR SPKR SIGNAL (-) NOISE REDUCTION MIC 1 LO NOISE REDUCTION MIC 2 LO NOISE REDUCTION MIC 3 LO NOISE REDUCTION MIC 4 RTN NOISE REDUCTION MIC SIG 1 NOISE REDUCTION MIC SIG 2 NOISE REDUCTION MIC SIG 3 NOISE REDUCTION MIC SIG 4 RED/YEL WIRE REPLICATED SIGNAL RF SPKR 1 (-) RF SPKR SIGNAL (-) 1 RIGHT FRONT DOOR SPEAKER RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RR SPKR CONTROL (+) SIGNAL GROUND SUBWOOFER SPEAKER SUBWOOFER SPKR (-) SUBWOOFER SPKR (-) LO REF VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BATTERY POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVE MODE SELECT SWITCH DRIVER INFORMATION CENTER DISPLAY GRN WIRE GRN/BRN WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INDICATOR DIMMING CONTROL INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT OF BATTERY) LOGIC LOW SPD GMLAN SERIAL DATA LOW SPD GMLAN SERIAL DATA 2 LR CORNER OBJECT SENSOR SIG LR MIDDLE OBJECT SENSOR SIG OBJECT SENS CTRL OBJECT SENS LOW REF PARK ASSIST DISABLE SWITCH PARK ASSIST IND PARKING ASSIST CONTROL MODULE (FORWARD OF REAR BODY FUSE BLOCK) POWER SUPPLY TRANSFORMER REAR LEFT MIDDLE PARKING ASSIST SENSOR REAR LEFT OUTER PARKING ASSIST SENSOR REAR PARK ASSIST DISABLE SIG REAR PARK ASSIST LED DISABLE SIG REAR RIGHT MIDDLE PARKING ASSIST SENSOR REAR RIGHT OUTER PARKING ASSIST SENSOR RED/GRN WIRE RED/GRY WIRE RR CORNER OBJECT SENSOR SIG RR MIDDLE OBJECT SENSOR SIG UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

ACC IGN VOLT ACTR CTRL ACTR RECEIVE SIG ACTV SIG GND AMBIENT LIGHT/SUNLOAD SENSOR BATT POS VOLT BATT POS VOLT BATT POS VOLT REMOTE FUNCTION BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DR LOCK ACTR LK CTRL DR LOCK ACTR UNLK CTRL DR LOCK ACTR LK CTRL 2 DRIVER DOOR LOCK SWITCH DRV DR LK SW LK SGI DRV DR LK SW UNLK SIG FUEL DR LK RLY CTRL GLOVE BOX DR REL RLY CTRL GLOVE BOX DR REL SIG SECURITY IND CTRL REMOTE FUNCTION GLOVE BOX) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HDLP LO BEAM RLY CTRL HDLP LO BEAM RLY CTRL HORN RLY CTRL HEADLIGHTS SYSTEM HOOD AJAR SW SIG PUSHBUTTON ST CHALLENGE HORNS SYSTEM HOT AT ALL TIMES HVAC CONTROL MODULE IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK LEFT OF BATTERY) LO SPD GMLAN SER DATA LO SPD GMLAN SERIAL DATA NETWORK SER DATA BUS 9 PASS DR LK SW LK CTRL PASS DR LK SW UNLK CTRL PASSENGER DOOR LOCK SWITCH POWER SUPPLY TRANSFORMER RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL DOOR LOCK RECEIVER REMOTE FUNCTION ACTR TRANSMIT SIG REMOTE FUNCTION ACTR LO REF RUN/CRANK IGN 1 VOLT SOLAR SENS LO REF UNDERHOOD FUSE BLOCK VEHICLE STABILITY CONTROL SWITCH VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE

AUDIO AMPLIFIER (FORWARD OF CENTER CONSOLE) BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FRONT CENTER SPKR (+) FRONT CENTER SPKR (-) LO REF RR SPKR SIGNAL (-) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOOR SPEAKER LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LF SPKR (+) 1 BATTERY POST VOLT LF SPKR SIGNAL (-) 1 SIGNAL GROUND LO SPD GMLAN SER DATA 2 LR SPKR CONTROL (+) LR SPKR SIGNAL (-) NOISE REDUCTION MIC 1 LO NOISE REDUCTION MIC 2 LO NOISE REDUCTION MIC 3 LO NOISE REDUCTION MIC 4 RTN NOISE REDUCTION MIC SIG 1 NOISE REDUCTION MIC SIG 2 NOISE REDUCTION MIC SIG 3 NOISE REDUCTION MIC SIG 4 RED/YEL WIRE REPLICATED SIGNAL RF SPKR 1 (-) RF SPKR SIGNAL (-) 1 RIGHT FRONT DOOR SPEAKER RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RR SPKR CONTROL (+) SUBWOOFER SPEAKER SUBWOOFER SPKR (-) SUBWOOFER SPKR (-) LO REF VIO/BLU WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/YEL WIRE GRY WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT REAR CUSHION SEAT HEATING ELEMENT LEFT REAR SEAT HEATING SWITCH LR CUSHION NTC LO REF LR CUSHION NTC SIG LR HEATED SEAT CUSHION ELEMENT CTRL LR HEATED SEAT CUSHION ELEMENT LOW REF BATT POSITIVE VOLT LR HTD SEAT SW SIG NCA WIRE REAR BODY FUSE BLOCK REAR SEAT HEATING CONTROL MODULE RED WIRE RED/WHT WIRE RIGHT REAR CUSHION SEAT HEATING ELEMENT RIGHT REAR SEAT HEATING SWITCH RR CUSHION NTC LO REF RR CUSHION NTC SIG RR HEATED SEAT CUSHION ELEMENT CTRL RR HEATED SEAT ELEMENT LO REF RR HTD SEAT HIGH IND CTRL LR HTD SEAT HIGH IND CTRL RR HTD SEAT SW SIG SERIAL DATA BUS 2 WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE