Buick Envision II (2020-2024) logic Wiring diagrams

AFL IND AUTOSAR CAN BUS (+) 2 SERIAL DATA BLK WIRE BLU/BRN WIRE BLU/YEL WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GROUND HEADLAMP CONTROL MODULE HIGH BEAM LAMP IND HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT HEADLAMP LEFT HEADLAMP CONTROL MODULE LIGHTING CONTROL MODULE LOGIC LOW SPD GMLAN SER DATA 2 POWER DISTRIBUTION SYSTEM RED/BRN WIRE RED/WHT WIRE RIGHT FRONT HEADLAMP RIGHT HEADLAMP CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE

BACKUP LAMP CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU/YEL WIRE CAN BUS (+) 2 CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM GRN/WHT WIRE HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LIFTGATE REAR COMBINATION LAMP LIGHTING CONTROL MODULE LOGIC MID LEVEL LOW LEVEL NCA WIRE RADIO RED/BLU WIRE RED/YEL WIRE RIGHT LIFTGATE REAR COMBINATION LAMP SIGNAL GROUND TOP OF TRANSMISSION) TRANSMISSION CONTROL MODULE WHT WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR SERIAL DATA CAN BUS (-) 8 SERIAL DATA BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DAY NIGHT LED CTRL DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION ALERT DISPLAY FORWARD COLLISION ALERT LED CTRL GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IMAGE PROCESSING MODULE (LEFT SIDE OF LUGGAGE COMPT) INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LONG RANGE FORWARD RANGE RADAR SENSOR RED/YEL WIRE SIG GND VIO/GRN WIRE WHT WIRE WHT/GRY WIRE

BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRY WIRE BRN/YEL WIRE CENTER HIGH MOUNTED STOP LAMP RADIO AM ANTENNA SIGNAL FILTER MODULE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/VIO WIRE GRY/BLU WIRE HIGH MOUNTED STOP LAMP HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT FRONT HEADLAMP LEFT HEADLAMP CONTROL MODULE LOGIC NCA WIRE RED/BLU WIRE RED/GRN WIRE RIGHT FRONT HEADLAMP RIGHT HEADLAMP CONTROL MODULE RIGHT REAR BODY STRUCTURE STOP LAMP RIGHT REAR SIDE MARKER LAMP VIO/BLK WIRE WHT/BLK WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

ANIMATION LIGHTING CTRL AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA CRUISE/ETC/TCC BRAKE SIGNAL BACKUP LAMPS CIRCUIT BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRY WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE HDLP LVLG CAN BUS COMMUNICATION ENABLE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT HEADLAMP HIGH BEAM CTRL LEFT HEADLAMP LOW BEAM CTRL LIFTGATE AJAR SWITCH SIGNAL 1 LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR TRAILER STOP/TURN LAMP CTRL LR TURN SIGNAL LAMP CTRL 2 RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT FRONT TURN SIGNAL LAMP CTRL RIGHT HEADLAMP HIGH BEAM CTRL RIGHT HEADLAMP LOW BEAM CTRL RIGHT LIFTGATE REAR COMBINATION LAMP RR PARK LAMP CTRL RR TRAILER STOP/TURN LAMP CTRL RR TURN SIG LAMP FEEDBACK SIG RUN/CRANK IGNITION 1 VOLTAGE SIGNAL GROUND STOP LAMP RELAY COIL CONTROL TRAILER TOW CIRCUIT TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WIPER SW HIGH SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

AIR CONDITIONING SYSTEM AMBIENT LIGHT SENSOR SIGNAL AUTO HIGH BEAM ASSIST SWITCH SIGNAL AUTO HIGH BEAM SWITCH AUTO PARK BCM LIN BUS 6 BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM GEAR SHIFT CONTROL MODULE GRN/BRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BRN WIRE HEAD OFF HEADLAMP SWITCH HEADLAMP SWITCH FLASH SIGNAL HEADLAMP SWITCH OFF SIGNAL HEADLAMP SWITCH ON SIGNAL HI FTP HIGH BEAM SELECT SWITCH HIGH BEAM SIGNAL HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER PARK BRAKE SWITCH PARKING BRAKE CONTROL SWITCH RED/GRN WIRE RED/GRY WIRE SENSOR LOW REFERENCE SUNLOAD, AMBIENT LIGHT, SECURITY INDICATOR SENSOR TURN SIGNAL SWITCH WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLK/GRN WIRE BRN/BLU WIRE BUS 7 (-) COMPUTER DATA LINES SYSTEM DISPLAY ETHERNET GRN/BLK WIRE GRY/BLU WIRE HEAD-UP HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HOT AT ALL TIMES HUD DOWN HUD SW LOW REF HUD SW SIG HUD UP INFO INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS LVDS GY HEAD-UP DISPLAY MUTE RED/YEL WIRE SERIAL DATA BUS 1 YEL WIRE YEL/WHT WIRE

ABS IND. ADAPTIVE CRUISE IND ADAPTIVE FRONT LIGHTING (AFL) LIGHT IND AIR BAG IND AUTO HOLD IND AUTOSAR CAN BUS (+) 5 SERIAL DATA BATT POS VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE IND BRAKE WARNING IND BRN/BLU WIRE CHARGE IND COLLISION AVOIDANCE CIRCUIT COMPUTER DATA LINES SYSTEM CRUISE IND DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FRONT FOG LAMP IND FUEL GAUGE FUEL IND/ LOW FUEL IND GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE GY LVDS HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM IND HILL DESCENT CONTROL IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ILLUMINATION AUTOSAR CAN BUS (-) 5 SERIAL DATA INSTRUMENT CLUSTER LIN BUS 1 INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LANE DEPARTURE WARNING IND LANE KEEP ASSIST IND LEFT TURN IND LIGHTS ON IND LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER PARK BRAKE IND PARK LAMP IND POWER STEERING WARNING LIGHT IND REAR FOG LAMP IND RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT TURN IND RUN/CRANK IGN 1 VOLT SEAT BELT IND SECURITY IND SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TRACTION CONTROL OFF IND VEHICLE AHEAD IND VIO/BLK WIRE

AJAR SW SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA BLK WIRE BLK/YEL WIRE BLU/RED WIRE BLU/YEL WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR ENGINE OIL PRESSURE SENSOR GRN/GRY WIRE GRN/YEL WIRE GRY WIRE LEFT FRONT DOOR OPEN SW SIG LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LF DR AJAR SW SIG LIN BUS 3 LOGIC NETWORK BUS 4 PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH VIO/GRY WIRE WHT WIRE WHT/VIO WIRE YEL/BRN WIRE

ALL WHEEL DRIVE POWER TRANS UNIT POS SENS LOW REF ALL WHEEL DRIVE POWER TRANSFER UNIT MOTOR CTRL A ALL WHEEL DRIVE POWER TRANSFER UNIT MOTOR CTRL B ALL WHEEL DRIVE POWER TRANSFER UNIT MOTOR SHIELD ALL WHEEL DRIVE POWER TRANSFER UNIT POS SENS SIG ALL WHEEL DRIVE POWER TRANSFER UNIT POS SENS VOLT REF AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA BATT POSITIVE VOLT BATTERY POSITIVE VOLT BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DIFFERENTIAL CLUTCH PUMP DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK ENHANCED DRIVER MODE 1 SW SIG GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIMITED SLIP DIFFERENTIAL CLUTCH VALVE LOGIC NCA WIRE POWER TRANSFER UNIT SHIFT ACTUATOR REAR DRIVE CONTROL MODULE (AT REAR DIFFERENTIAL) RED WIRE RED/BRN WIRE RED/WHT WIRE RIDE CONTROL SWITCH VIO/BRN WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE