Buick Envista I (2022-2024) serial data Wiring diagrams

A/C IND ACCESSORY WAKEUP AMBIENT LIGHT SENS SIG AMBIENT LIGHT/SUNLOAD SENSOR (TOP CENTER OF DASH) BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/WHT WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR (BEHIND RADIATOR) DISPLAY SIG + DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ETHERNET BUS 4 (-) GRN WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES INFOTAINMENT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOGIC LVDS RADIO RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE SECURITY IND CTRL SERIAL DATA SIG GND UNDERHOOD FUSE BLOCK VIO/YEL WIRE WHT/BLU WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE CLUSTER CONTROL MODULE ETHERNET BUS 4 (-) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HI SPD GMLAN INFOTAINMENT DISPLAY SIG INSTRUMENT CLUSTER INSTRUMENT PANEL LEFT SIDE OBJECT SENSOR MODULE LIN BUS 1 LIN BUS 2 LO SPD GMLAN LOGIC LOW SPEED GMLAN LVDS RADIO RADIO CONTROLS RIGHT SIDE OBJECT SENSOR MODULE RIGHT STEERING WHEEL CONTROLS SWITCH SEAT HEATING CONTROL MODULE SERIAL DATA SERIAL DATA (-) 5 SERIAL DATA 2 STEERING WHEEL AIR BAG COIL TRANSMISSION SHIFT LEVER POSITION INDICATOR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMM ENABLE COMMUNICATION ENABLE ETHERNET BUS 4 (-) GRN WIRE GRN/BLU WIRE GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HI SPD GMLAN INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LIFTGATE CONTROL MODULE LO SPD GMLAN PARKING ASSIST CONTROL MODULE SERIAL DATA SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

ACCESSORY IGN VOLT BLU WIRE BLU/GRY WIRE BLU/YEL WIRE DRIVER WINDOW SWITCH GRN WIRE GRN/BLU WIRE GRN/YEL WIRE HVAC CONTROL MODULE (CENTER OF DASH) HVAC CONTROLS KEYLESS ENTRY CONTROL MODULE LIN BUS 1 LIN BUS 2 LIN BUS 3 LO SPD GMLAN LO SPD GMLAN SERIAL DATA PASSENGER PRESENCE MODULE PASSENGER WINDOW SWITCH SERIAL DATA VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR

ACCESSORY IGN VOLT ACCESSORY WAKEUP BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE BODY CONTROL MODULE (BELOW CENTER OF DASH) COMMUNICATION ENABLE CONTROL SOLENOID VALVE ASSEMBLY GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE HI SPD GMLAN HIGH SPEED BUS TERMINATING RESISTOR IMMO LIN BUS 1 IMMOBILIZER CONTROL MODULE LEFT REAR WINDOW SWITCH LIN BUS 1 LIN BUS 2 LIN BUS 3 LIN BUS 4 LO SPD GMLAN RAIN/AMBIENT LIGHT SENSOR MODULE RIGHT REAR WINDOW SWITCH SERIAL DATA SERIAL DATA (-) (1) SUNROOF MOTOR VIO/YEL WIRE W/ WINDSHIELD WIPER, SLIDING SUNROOF W/O SLIDING SUNROOF W/O WINDSHIELD WIPER WHT WIRE WHT/BLU WIRE WHT/GRY WIRE

ACCESSORY WAKE-UP BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE COMMUNICATION ENABLE GRN WIRE HI SPD GMLAN SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA 2 VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA (TOP CENTER OF WINDSHIELD)

BACKUP LAMPS CIRCUIT BLK WIRE BRN/BLU WIRE BRN/GRY WIRE CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY/BRN WIRE HANDLE SWITCH LEFT BACKUP LAMP LEFT FRONT SIDE MARKER LAMP LEFT LIFTGATE TAIL LAMP ASSEMBLY LEFT TAIL/STOP LAMP LEFT OUTER TAIL LAMP LEFT PARK/DAYTIME RUNNING LAMP LEFT REAR SIDE MARKER LAMP LEFT TAIL LAMP ASSEMBLY LIFTGATE CONTROL MODULE LOGIC LOW SPEED GMLAN MULTI-FUNCTION CARRIER LICENSE PLATE LAMP NCA WIRE OPEN SIGNAL PASSENGER OUTSIDE REAR VIEW MIRROR REAR CLOSURE RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT LIFTGATE TAIL LAMP ASSEMBLY RIGHT TURN SIGNAL REPEATER LAMP SERIAL DATA VIO/GRY WIRE VIO/WHT WIRE W/ POWER LIFT GATE W/O POWER LIFT GATE WHT/YEL WIRE YEL/BLU WIRE

AIR BAG IND AUTOMATIC AUTOMATIC LOCKING BATT POSITIVE BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BRN/ORG WIRE COMPUTER DATA LINES SYSTEM DISPLAY GMLAN SERIAL DATA 2 GRN WIRE GRY/GRN WIRE GRY/ORG WIRE HIGH SPD GMLAN SERIAL DATA (-) 2 INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER LOCKING RETRACTOR LOGIC LOW SPD GMLAN LOW SPD GMLAN SERIAL DATA LOW SPEED LVDS LVDS BK SIG NAVIGATION SYSTEM NCA WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE ORG/WHT WIRE PASS AIR BAG OFF IND CTRL PASS AIR BAG ON IND CTRL PASS IP AIR BAG STAGE 1 HIGH CTRL PASS IP AIR BAG STAGE 1 LOW CTRL PASS IP AIR BAG STAGE 2 HIGH CTRL PASS IP AIR BAG STAGE 2 LOW CTRL PASS SEAT BELT IND CTRL PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER PRESENCE MODULE (UNDER PASSENGER SEAT CUSHION) PASSENGER SEAT BELT TENSION SENSOR RADIO RED/BLU WIRE RETRACTOR SEAT BELT IND SERIAL DATA SERIAL DATA COMMUNICATION ENABLE SIG STEERING WHEEL AIR BAG COIL STEERING WHL AIR BAG STAGE 1 HIGH CTRL STEERING WHL AIR BAG STAGE 1 LOW CTRL STEERING WHL AIR BAG STAGE 2 HIGH CTRL STEERING WHL AIR BAG STAGE 2 LOW CTRL SW LOW REF SW SIG VIO/WHT WIRE VOLT WHT WIRE WHT/BLU WIRE WHT/ORG WIRE YEL/ORG WIRE

B+ VOLT BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM GMLAN GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRY/VIO WIRE HOT AT ALL TIMES HVAC CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK LIN BUS 1 LIN BUS 2 LOW SPEED RAIN/AMBIENT LIGHT SENSOR MODULE RED/GRN WIRE SERIAL DATA SIG GND W/ MOISTURE SENSITIVE WINDSHIELD WIPER SYSTEM W/O MOISTURE SENSITIVE WINDSHIELD WIPER SYSTEM WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR WINDSHIELD WASHER PUMP