Buick Envision II (2020-2024) red/gry Wiring diagrams

1 VOLT AUTOSAR CAN BUS BLK WIRE BLK/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR ENGINE COOLANT PUMP ENGINE COOLANT TEMPERATURE GAUGE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/VIO WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE RADIATOR COOLANT TEMPERATURE SENSOR RED/GRY WIRE RED/YEL WIRE RIGHT SIDE OF RADIATOR) RUN/CRANK IGN VIO/BLK WIRE VIO/WHT WIRE YEL/BLK WIRE

AJAR SW SIG AUTOSAR CAN BUS BATT POS VOLT BATT POS VOLT INSTRUMENT PANEL ACCENT LIGHTING CTRL GROUND BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/BLU WIRE COMPUTER DATA COMPUTER DATA LINES SYSTEM DOME LAMP IND DOME LAMP ON/OFF SWITCH DOME LAMP TURN OFF SWITCH DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK FRONT READING LAMP IND FRONT READING LAMP SWITCH GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTERIOR DOOR HANDLE ACCENT LIGHTING CTRL INTERIOR LAMP CTRL LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LINES SYSTEM LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER NETWORK BUS 3 NETWORK BUS 4 PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR POWER DISTRIBUTION SYSTEM REAR COMPT COURTESY LAMP CTRL REAR READING LAMP IND REAR READING LAMP SWITCH REAR SEAT CENTER READING LAMP RED WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE ROOF CONSOLE VIO/GRY WIRE W/ SUNROOF W/ UNIVERSAL GARAGE DOOR OPENER W/O SUNROOF WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/YEL WIRE

BATT POSI SPLY BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BODY CONTROL MODULE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR WINDOW SWITCH DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR ENGINE WIRING HARNESS JUNCTION BLOCK FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE NETWORK SERIAL DATA BUS 9 NETWORK SERIAL DATA LIN BUS 9 PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS REAR DEFOGGER IND REAR DEFOGGER RLY CTRL REAR DEFOGGER SWITCH REAR WINDOW DEFOGGER GRID REAR WINDOW DEFOGGER RELAY RED/GRN WIRE RED/GRY WIRE WHT WIRE

AUTO AUTOSAR CAN BUS BATT POS VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE COMPUTER DATA COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK FLOOR CONSOLE ACCESSORY FUNCTION SWITCH FLOOR CONSOLE FRONT ACCESSORY POWER RECEPTACLE FLOOR CONSOLE REAR DUAL CHARGE ONLY RECEPTACLE FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GEAR SHIFT CONTROL MODULE GRN/GRY WIRE GROUND HAZARD WARNING SWITCH HEAD HEAD-UP DISPLAY SWITCH HEADLAMP SWITCH HEADLAMP SWITCH PARK LAMP SIGNAL HOT AT ALL TIMES INSTRUMENT PANEL DIMMER SWITCH INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR SEAT HEATER SWITCH LINES SYSTEM LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER MULTIMEDIA RECEPTACLE OFF ON/OFF VEHICLE SWITCH PARK POWER DISTRIBUTION SYSTEM RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIDE CONTROL SWITCH RIGHT REAR SEAT HEATER SWITCH WHT WIRE YEL WIRE YEL/GRY WIRE

AUTOSAR CAN BUS (+) 5 SERIAL DATA BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE CAN BUS (-) 1 SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY 1 ENERGIZED IGN 1 VOLT INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT STRUT TOWER) LEFT PARK BRAKE MOTOR APPLY CTRL LEFT PARK BRAKE MOTOR LOW REF LEFT REAR PARKING BRAKE ACTUATOR LOGIC PARK BRAKE IND PARKING BRAKE CONTROL SWITCH RED/GRY WIRE RIGHT PARK BRAKE MOTOR APPLY CTRL RIGHT PARK BRAKE MOTOR LOW REF RIGHT REAR PARKING BRAKE ACTUATOR RUN/CRANK IGN 1 VOLTAGE SERVICE PARK BRAKE IND VIO/BLK WIRE VIO/GRY WIRE WHT WIRE

BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BN-1 BRN/VIO WIRE COAX COAX OG COAX RD COMPUTER DATA LINES SYSTEM DRIVER REAR VIEW INFORMATION CAMERA ENGINE WIRING HARNESS JUNCTION BLOCK GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS LVDS BK LVDS GY MULTI-FUNCTION POWER SUPPLY CONVERTER RADIO RADIO CONTROL RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE STEERING WHEEL AIR BAG COIL USB USB BK VIO/YEL WIRE

BLK WIRE BLU/BLK WIRE BLU/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR SEAT BACK HEATER LEFT REAR SEAT CUSHION HEATER REAR SEAT HEATER CONTROL MODULE RED/GRY WIRE RED/VIO WIRE RIGHT REAR SEAT BACK HEATER RIGHT REAR SEAT CUSHION HEATER WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

AUTOMATIC TRANSMISSION ASSEMBLY BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS SIG CAN BUS (+) 3 SERIAL DATA CAN BUS (-) 2 SERIAL DATA CAN BUS (-) SERIAL DATA CAN BUS (-) SERIAL DATA BATT + VOLT COMPUTER DATA LINES SYSTEM ENG CTRL MODULE LIN BUS 1 ENG POS SENS LOW REF 2 ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GEAR SHIFT CONTROL MODULE GRN/VIO WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY 1 ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT STRUT TOWER) NCA WIRE PARK INHIBIT SOLENOID ASSEMBLY CONTROL POWERTRAIN SENS BUS ENABLE RED/GRY WIRE RED/WHT WIRE RUN/CRANK IGN 1 VOLT SIG GND TOP OF TRANSMISSION) TRANSMISSION CONTROL MODULE TRANSMISSION HIGH SIDE DRIVER 2 CONTROL TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA BLK WIRE BLK/ORG WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE IND COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT SENS SIG DRIVER SEAT BELT SW LOW REFR DRIVER SEAT BELT SWITCH DRIVER FRONT SEAT BELT BUCKLE ETHERNET BUS 2 (-) GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER NCA WIRE ORG/BRN WIRE ORG/GRY WIRE ORG/VIO WIRE PARK BRAKE IND PASSENGER SEAT BELT SW SIG PASSENGER SEAT BELT SWITCH PASSENGER FRONT SEAT BELT BUCKLE RADIO RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RESTRAINTS CONTROL MODULE RUN/CRANK IGNITION 1 VOLTAGE SEAT BELT IND SERVICE PARK BRAKE IND VIO/BLK WIRE WHT WIRE

AJAR SW SIG AUTO OFF AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS SER DATA (-) 1 BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE FLUID LEVEL SENSOR BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRK FLUID LVL SIG COMPUTER DATA LINES SYSTEM DR AJAR SW SIG DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR ELECTRONIC BRAKE CONTROL MODULE LIN BUS 1 GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HEAD HEADLAMP SWITCH HEADLAMP SWITCH PARK LAMP SIGNAL LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LOGIC NETWORK BUS 4 NETWORK SERIAL PARK PARK BRAKE CONTROL SWITCH PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR RED/GRY WIRE RED/VIO WIRE RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH WHT WIRE