Buick Envista I (2022-2024) logic Wiring diagrams

ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR BLK WIRE BLU/BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY SIGNAL (-) DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE CONTROL MODULE LIN BUS 1 GRN/VIO WIRE GRY/GRN WIRE HIGH SPEED GMLAN SERIAL DATA (+) 7 HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED INFOTAINMENT INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN LVDS LVDS BK RADIO RADIO CONTROLS SERIAL DATA 2 UNDERHOOD FUSE BLOCK VIO/BLU WIRE WHT WIRE

AMBIENT AIR TEMPERATURE SENSOR BATTERY BATTERY FUSE BLOCK BLK/BLU WIRE BLK/WHT WIRE BLU/GRY WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY COOLING FAN MEDIUM SPEED RELAY DISPLAY SIG + DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ETHERNET BUS 4 (-) GRN/VIO WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES INFOTAINMENT INSTRUMENT CLUSTER LOGIC LVDS RADIO RED/BRN WIRE RED/WHT WIRE SIG GND UNDERHOOD FUSE BLOCK VOLT WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

BATTERY FUSE BLOCK BLK WIRE BRN/VIO WIRE BRN/YEL WIRE CENTER HIGH MOUNTED STOP LAMP RADIO AM ANTENNA SIGNAL FILTER MODULE DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR GRN/YEL WIRE HOT AT ALL TIMES HVAC CONTROL MODULE HVAC CONTROLS HVAC CTRL MODULE LIN BUS 1 LOGIC PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS REAR DEFOG RLY CTRL REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RELAY REAR DEFOGGER SWITCH RED/WHT WIRE UNDERHOOD FUSE BLOCK

BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE MASTER CYLINDER (LEFT REAR OF ENGINE COMPT) BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY SIG BK ETHERNET BUS 4 (-) GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT PARK BRAKE ACTUATOR LOGIC LT PARK BRK MTR APPLY CTRL LT PARK BRK MTR LOW REF LVDS LVDS BK DISPLAY SIG PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SIG PARK BRK SW SPLY VOLT PARKING BRAKE IND. R PARK BRK MTR LOW REF R PRK BRAKE MTR APPLY CTRL RADIO RED/BRN WIRE RED/GRY WIRE RIGHT PARK BRAKE ACTUATOR SERVICE PARK BRAKE IND WHT WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE FROM INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 2 OF 5) FROM RETAINED ACCESSORY POWER RELAY (DIAGRAM 3 OF 5) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 1 OF 5) FUEL PUMP DRIVER CONTROL MODULE GRN/VIO WIRE INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE LOGIC POWER SUPPLY TRANSFORMER REAR CONSOLE CENTER USB RECEPTACLE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE STARTING/CHARGING SYSTEM TO BATTERY SAVER RELAY 1 (DIAGRAM 3 OF 5) TO MOBILE DEVICE WIRELESS CHARGER MODULE (DIAGRAM 5 OF 5) VIO WIRE VIO/GRN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

"CHECK ENGINE" IND CTRL BACKUP LAMP CTRL BATT POS BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRANKSHAFT POS SENS REPLICATED SIG DAY NIGHT LED CTRL DISPLAY DISPLAY SIG + DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION ALERT LED CTRL GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INFOTAINMENT INSTRUMENT PANEL CLUSTER CTRL MODULE LIN BUS 1 INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING CIRCUIT LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LF SPKR (-) CTRL (1) LF SPKR (1) (+) CTRL LO WASHER FLUID IND CTRL LOGIC LOW SPEED GMLAN SERIAL DATA 2 LR SPKR (-) CTRL LVDS NAVIGATION SYSTEM NCA WIRE RADIO RADIO CONTROLS RED/BRN WIRE RED/WHT WIRE RF SPKR (-) CTRL (1) RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RR SPKR (-) CTRL RUN/CRANK IGN 1 VOLT SIG GND SIG GROUND VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VOICE RECOGNITION AUDIO (-) CTRL VOICE RECOGNITION AUDIO SIG VOLT WHT WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

2-BK ACTV NOISE CANCELLATION AM/FM BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BLUETOOTH BLUETOOTH WIRELESS COMMUNICATION ANTENNA BRN WIRE BRN/WHT WIRE CELL CELL/GPS CHECK ENGINE COAX COAXIAL ANTENNA COAXIAL SIG COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 4 (-) GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPEED GMLAN HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IND CTRL INFOTAINMENT DISPLAY SIG INSTRUMENT PANEL FUSE BLOCK LOGIC LVDS MICROPHONE 1 FEEDBACK SIG MICROPHONE 1 SIG MICROPHONE 2 FEEDBACK SIG MICROPHONE 2 SIG MICROPHONE 3 FEEDBACK SIG MICROPHONE 3 SIG RADIO REAR VIEW CAMERA REAR VIEW CAMERA LVDS RED/BLU WIRE RED/WHT WIRE RF SIG SENS REPLICATED SIG SERIAL DATA (-) (1) TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE UNDERHOOD FUSE BLOCK USB RECEPTACLE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WIFI WLAN SIG XM SIG YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DISPLAY SIGN DOWN DRIVER INFORMATION CENTER DISPLAY GRY/BRN WIRE HOT AT ALL TIMES INFOTAINMENT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LVDS MUTE RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RED/WHT WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SEATS SYSTEM SOURCE VIO WIRE VOICE VOL (-) WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

A/C COMPRESSOR CLUTCH RELAY CTRL A/C REFRIGERANT PRESSURE SENS SIG ACCELERATOR PEDAL 5 VOLT REFERENCE 1 ACCELERATOR PEDAL POS LOW REFERENCE 1 ACCELERATOR PEDAL POS LOW REFERENCE 2 ACCELERATOR PEDAL POS SIG 1 ACCELERATOR PEDAL POSITION SENSOR ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AMBIENT AIR TEMPERATURE SENS SIG AMBIENT AIR TEMPERATURE SENSOR BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRAKE POS SENS SIG BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENGINE INDICATOR CTRL COMPUTER DATA LINES SYSTEM COOLING FAN HIGH SPEED RELAY CTRL COOLING FAN LOW SPEED RELAY CTRL COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG ENGINE CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT) ENGINE CTRL SENS LOW REFERENCE 2 EVAP PURGE SOLENOID VALVE CTRL EVAPORATIVE EMISSION PURGE PUMP (LEFT FRONT OF ENGINE, FRONT OF INTAKE MANIFOLD) EVAPORATIVE PURGE PUMP PRESSURE SIGNAL ACCELERATOR PEDAL POS SIG 2 FUEL PUMP PRIMARY RELAY CTRL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HIGH SPD GMLAN SERIAL DATA (+) 1 HIGH SPD GMLAN SERIAL DATA (+) 3 HIGH SPD GMLAN SERIAL DATA (+) 7 HOOD STATUS A SIG LOGIC MASS AIR FLOW SENS SIG MULTI-FUNCTION INTAKE AIR SENSOR OIL PRESSURE SENS SIG POWERTRAIN MAIN RELAY FUSED SPLY 1 POWERTRAIN MAIN RELAY FUSED SPLY 2 POWERTRAIN RELAY COIL CTRL RED/WHT WIRE RUN/CRANK IGNITION 1 VOLTAGE STARTER ENABLE RELAY CTRL STARTING/CHARGING SYSTEM TRANSMISSION PARK/NEUTRAL SIG 1 TRANSMISSIONS SYSTEM VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/WHT WIRE

BATTERY BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DISPLAY SIGN DRIVER INFORMATION CENTER DISPLAY ECT GAUGE ECT IND ENGINE OIL IND EVAP VENT SOLENOID VALVE CTRL EVAPORATIVE EMISSION PURGE SOLENOID VALVE FUEL GAUGE FUEL IND FUEL LEVEL SENS LOW REF FUEL PRESSURE SENS LOW REF FUEL PRESSURE SENS SIG FUEL PRESSURE SENSOR FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE (NEAR FUEL TANK) FUEL PUMP PRIMARY RELAY CTRL FUEL PUMP SPLY VOLT PHASE 2 FUEL PUMP SPLY VOLT PHASE 3 FUEL TANK PRESS SENS SIG FUEL TANK PRESSURE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GROUND GRY WIRE HI SPD GMLAN SER DATA (-) 7 HIGH SPD GMLAN SER DATA (+) 7 HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INFOTAINMENT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOGIC LVDS MALFUNCTION IND POSITIVE POWERTRAIN SENSOR BUS ENABLE PRIMARY FUEL LEVEL SENS SIG RED/BRN WIRE RED/WHT WIRE SENS LOW REFERENCE SIGNAL VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VOLT WHT WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE YEL/RED WIRE