Chevrolet Blazer III (2018-2023) gry Wiring diagrams

2.5L 3.6L 3.6L 2.5L ACCESSORY WAKEUP SERIAL DATA ACCUMULATOR SOL AUTOMATIC TRANSMISSION ACCUMULATOR SOLENOID VALVE BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CLUTCH A CTRL CLUTCH B CTRL CLUTCH C CTRL CLUTCH D CTRL CLUTCH E CTRL TCC/CLUTCH SOL CTRL TCC ON/OFF SOLENOID A CTRL COMPUTER DATA LINES SYSTEM GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN MODE SW MODE CTRL IN SPD SIG LEFT OF BATTERY) OUT SPD SIG RED/GRN WIRE RUN/CRANK IGNITION 1 VOLT SIG GND TRANS CLUTCH F CTRL TRANS CLUTCH G CTRL TRANS CLUTCH H CTRL TRANS HI SIDE DRV 1 SIG TRANS HI SIDE DRV 2 SIG TRANS INTERMEDIATE SPD SIG TRANS OIL LVL SENS SIG 1 SHIFT SOLENOID VALVE CTRL TRANS OIL TEMP SENS LO REF TRANS OIL TEMP SENS SIG TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INPUT/INTERMEDIATE SHAFT SPEED SENSOR TRANSMISSION INTERMEDIATE SHAFT SPEED SENSOR UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

2.5L 3.6L AUTOMATIC TRANSMISSION ASSEMBLY BLK/BRN WIRE BLK/GRY WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (+) (3) IGN MODE SW MODE CTRL BACKUP LO REF NCA WIRE TRANSMISSION CONTROL SOLENOID VALVE 1 TRANSMISSION CONTROL SOLENOID VALVE 10 TRANSMISSION CONTROL SOLENOID VALVE 2 TRANSMISSION CONTROL SOLENOID VALVE 3 TRANSMISSION CONTROL SOLENOID VALVE 4 TRANSMISSION CONTROL SOLENOID VALVE 5 TRANSMISSION CONTROL SOLENOID VALVE 6 TRANSMISSION CONTROL SOLENOID VALVE 7 TRANSMISSION CONTROL SOLENOID VALVE 8 TRANSMISSION CONTROL SOLENOID VALVE 9 TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION OUTPUT SHAFT SPEED SENSOR VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

BATT POS VOLT DRIVER SIDE OBJECT BATT POS VOLT PASSENGER SIDE OBJECT DETECTION LED SIG 1 BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DETECTION LED SIG 1 DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION IND GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HIGH SPD GMLAN SERIAL DATA (+) 5 HOT AT ALL TIMES LEFT SIDE OBJECT SENSOR MODULE LOW SPD GMLAN SERIAL DATA PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION IND REAR BODY FUSE BLOCK RED/BRN WIRE RIGHT SIDE OBJECT SENSOR MODULE VIO WIRE WHT WIRE

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

16 17 LOGISTIC MODE RELAY OPEN CTRL BACKUP LP CTRL BLK WIRE BLU WIRE BLU/GRY WIRE BODY CONTROL MODULE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG DOME LAMP OFF INDICATOR CTRL DOOR LOCK ACT LOCK CTRL DOOR LOCK ACT LOCK CTRL 2 DOOR LOCK ACT UNLK CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS FUEL DOOR LOCK RELAY CTRL GLOVE BOX DOOR RELEASE RLY CTRL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/WHT WIRE HI SD GMLAN SER DATA (+) 1 HI SD GMLAN SER DATA (-) 1 STOP/START INDICATOR CTRL HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) (1) TRAILER BRAKE APPLY SIG INADVERTENT POWER CTRL INTERIOR LIGHTS, SEATS SYSTEMS INTERIOR LP CTRL KEY CAPTURE/COLUMN LOCK SHIFT POS SIG LED AMBIENT LIGHTING CTRL 1 LED BACKLIGHT DIMMING CTRL LIFT GATE AJAR SW SIG 1 LIN SER DATA BUS 1 LIN SER DATA BUS 2 LIN SER DATA BUS 3 LOW SPD GMLAN SER DATA LR HEATED SEAT HIGH INDICATOR CTRL LR HEATED SEAT SW SIG PARK LOCK SOL CTRL PASS DOOR LCK SW UNLCK CTRL WIRELESS CHARGING SYSTEM CHARGE INDICATOR CTRL PASSENGER DOOR LOCK SW LOCK CTRL POWER DISTRIBUTION SYSTEM REAR CLOSURE HANDLE SW OPEN SIG REAR COMPARTMENT LID LP CTRL RR HEATED SEAT HIGH INDICATOR CTRL SEATS SYSTEM SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE WIRELESS CHARGING SYSTEM FAULT INDICATOR CTRL RR HEATED SEAT SW SIG YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

ACCESSORY RSE PROVISIONS CONNECTOR BLK WIRE BODY CONTROL MODULE COLLISION ALERT INDICATORS DATA LINK CONNECTOR DRIVER DOOR ACCENT LAMP DRIVER DOOR HANDLE FLOOD LAMP DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER DOOR POCKET FLOOD LAMP DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER WINDOW SWITCH LOGIC FRONT OVERHEAD CONSOLE ASSEMBLY GRY WIRE HEADLAMP SWITCH HORN SWITCH HVAC CONTROLS IGNITION MODE SWITCH INSIDE REAR VIEW MIRROR INSTRUMENT CLUSTER INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INTERIOR LIFTGATE CONTROL SWITCH LEFT ROOF RAIL DOME/ READING LAMPS LEFT STEERING WHEEL CONTROLS SWITCH LEFT TURN SIGNAL REPEATER LAMP NCA WIRE RADIO RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RIGHT ROOF RAIL DOME/ READING LAMPS RIGHT STEERING WHEEL CONTROLS SWITCH SERIAL DATA GATEWAY MODULE STEERING COLUMN POSITION CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATING CONTROL MODULE TURN SIGNAL/ MULTI-FUNCTION SWITCH VEHICLE STABILITY CONTROL SWITCH W/ INTERIOR LAMP PACKAGE WHT WIRE

ACTIVE SAFETY CONTROL MODULE ADAPTIVE CRUISE CTRL GAP UP/DOWN SW SIG BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE COLLISION ALERT INDICATORS COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DRIVE MODE SELECT SWITCH DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION ALERT LED CTRL FORWARD COLLISION WARNING SWITCH GRN WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA + (4) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IND DIMMING CTRL INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING DISABLE IND LANE DEPARTURE WARNING DISABLE SW SIG LANE DEPARTURE WARNING DISABLE SWITCH LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING IND CTRL LEFT OF BATTERY) LEFT STEERING WHEEL CONTROLS SWITCH LO SPD GMLAN SERIAL DATA LOGIC LOW SPD GMLAN SERIAL DATA 2 REAR BODY FUSE BLOCK RED/BRN WIRE RED/WHT WIRE REFLECTED LED DISPLAY DIMMING CTRL SIG GND STEERING WHEEL AIR BAG COIL SYSTEM UNDERHOOD FUSE BLOCK VEHICLE AHEAD IND VIO WIRE VIO/GRY WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE WINDSHIELD FRONT VIEW CAMERA

AUDIO LOW REF MICROPHONE LOW REF AUDIO SIG MICROPHONE SIG BATT POST VOLTAGE BATTERY POST VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DISPLAY DISPLAY SIGNAL (-) ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN/BLK WIRE GRN/RED WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE GY LVDS INFOTAINMENT DISP SIG HOT AT ALL TIMES INFO DISPLAY MODULE INFOTAINMENT INSTRUMENT FUSE BLOCK LEFT OF BATTERY) LOGIC LOW SPD GMLAN LR SPEAKER SIG (-) LVDS MICROPHONE (-) LOW REF MICROPHONE SIG NCA WIRE ORG/RED WIRE POWER SUPPLY TRANSFORMER RADIO RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE SERIAL DATA 2 SIG GND SYSTEM UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ ONSTAR W/O ONSTAR

1-RD 2-CU 2.0L TURBO 2.5L 3.6L AM/FM AUXILIARY AUDIO INPUT BK USB USB SER DATA BLK WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COAX 1-CU COAX BK COAX BU COAX BU GPS COAX CU HD/XM COAX OG COAXIAL VIDEO SIGNAL COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE INSTRUMENT CLUSTER LIN BUS 12 LOGIC LOW SPD GMLAN NCA WIRE RADIO RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR VIEW CAMERA RED/VIO WIRE REPLICATED ROOF REAR ANTENNA SERIAL DATA 2 SIGNAL SYSTEM USB USB RECEPTACLE VIDEO PROCESSING CONTROL MODULE VIO/BLU WIRE W/ ALL AROUND VISION CAMERA W/ DIGITAL AUDIO SYSTEM W/ DIGITAL AUDIO SYSTEM W/O DIGITAL AUDIO SYSTEM W/O ALL AROUND VISION CAMERA W/O ONSTAR YEL WIRE

3/4 AJAR SW SIG 1 AJAR SW SIG 2 B+ VOLT BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CINCH LIFTGATE SIG CINCH MTR RELEASE SIG CLOSE SW LED CTRL CLOSE SW SIG COMPUTER DATA LINES SYSTEM DETENT LIFTGATE SIG DRIVER INFORMATION CENTER DISPLAY EXTERIOR LIFTGATE CONTROL SWITCH GMLAN SERIAL DATA GRN WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HOT AT ALL TIMES ILL INSTRUMENT CLUSTER INTERIOR LIFTGATE CONTROL SWITCH LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE (IN LIFTGATE) LIFTGATE LATCH ASSEMBLY LIFTGATE MOTOR ASSEMBLY LIFTGATE OPEN/CLOSE MTR CLOSE CTRL LIFTGATE OPEN/CLOSE MTR OPEN CTRL LIN BUS 1 LOGIC LOW REF LOW REF (1) LOW REF 2 LOW SPEED GMLAN SERIAL DATA 2 LOWER HANDS-FREE LIFTGATE SENSOR MAX MTR CLOSE CTRL MTR OPEN CTRL NCA WIRE OFF ON/OFF SW SIG OPEN SW SIG OPEN/CLOSE SW SIG POS LOW REF POS SIG 1 POS SIG 2 POSITION SENS LOW REF POSITION SENS SIG 1 POSITION SENS SIG 2 REAR BODY FUSE BLOCK REAR OPEN/ CLOSE SWITCH RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RELEASE SENS RIGHT LIFTGATE OBJECT SENSOR SENS SIG 1 SENS SIG 2 UPPER HANDS-FREE LIFTGATE SENSOR VIO/GRN WIRE VOLT REF WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE