Buick Envision I (2016-2018) blu/blk Wiring diagrams

ACTUATOR LOW REF AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, CRUISE CONTROL, EXTERIOR LIGHTS SYSTEMS ANTI-THEFT SYSTEM BATT POS VOLT BCM 1 FUSE BCM 2 FUSE BCM 3 FUSE BCM 4 FUSE BCM 6 FUSE BCM 7 FUSE BCM 8 FUSE BLK WIRE BLK/BRN WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE APPLY SENS CTRL BRK APPLY SENS SIG BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC/BRAKE SIG DOOR LOCKS SYSTEM FOG LAMP RLY CTRL FUSE 1 GMLAN SERIAL DATA GMLAN SERIAL DATA (+) 1 RECEIVE SIG GMLAN SERIAL DATA - 1 GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD LED DIMMING SIG HAZARD SW SIG HDLP HI BEAM RLY CTRL HDLP LOW BEAM RLY CTRL HDLP OFF SIG CTRL HDLP SW ON SIG HDLP SW PARK LP SIG HEADLIGHTS SYSTEM HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES IGN MODE SW ACC LED SIG IGN MODE SW START LED SIG IGN MODE SW VOLT IND DIMMING CTRL INSTRUMENT PANEL FUSE BLOCK LED BACKLIGHT DIMMING CTRL LF TURN SIG LP CTRL LIGHTING CTRL SW SIG LOCK SIG LR TURN SIG LP CTRL NETWORK BUS 4 PARK LP RLY CTRL POWER SUPPLY TRANSFORMER (LOWER CENTER OF INSTRUMENT PANEL) REAR BODY FUSE BLOCK REAR WIPER SW SIG RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RLY CTRL RR STOP LP CTRL SEATS SYSTEM SECURITY INDICATOR CTRL SENS LOW REF SERIAL DATA (+) 1 ACTUATOR CTRL SERIAL DATA (-) (1) STEERING WHEEL HEATER RLY SW HIGH SIG TAP UP/TAP DN SW SIG TRACTION CTRL SW SIG (1) UNLOCK SIG TRANSMISSIONS SYSTEM TRANSMIT SIG UNDERHOOD FUSE BLOCK VIO/BRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM YEL WIRE YEL/GRN WIRE

ACC IND ACCESSORY IGN VOLT ACTIVE SIG ANTI-THEFT SYSTEM BACKUP LP CTRL BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COIL CTRL COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG CRUISE CONTROL SYSTEM CRUISE CTRL GAP UP DN SW SIG CRUISE CTRL SW SIG DIMMING CTRL DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DR LCK CTRL DR LCK CTRL CTRL (2) GND EXTERIOR LIGHTS, NAVIGATION SYSTEMS GMLAN SERIAL DATA GMLAN SERIAL DATA - 1 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SW LH TURN SIG HAZARD SW RH TURN SIG HDLP SW FLASH TO PASS SIG HEADLIGHTS SYSTEM HEADLIGHTS, CRUISE CONTROL, INTERIOR LIGHTS SYSTEMS HI IDLE SW CTRL HOOD STATUS B SIG HORN SW SIG HORNS SYSTEM IGNITION MODE SWITCH IMMOBILIZER CTRL IMMOBILIZER LOW REF INADVERTENT PWR CTRL INTR LP CTRL INTR LP DEFEAT SW SIG KEY CAPTURE/COLUMN POS SIG LCK MTR STATUS SIG LR LCK MTR STATUS SIG RR LCK RLY CTRL LED AMBIENT LIGHTING CTRL 1 LH HDLP LO BEAM CTRL LH PARK LP CTRL LICENSE LP CTRL LIGHTING CTRL SWITCH REF LOW REF LR STOP LP CTRL LR TURN SIG LP CTRL MTR PARK SW SIG NETWORK BUS 1 NETWORK BUS 2 NETWORK BUS 3 PARK LCK SOL CTRL PASS DOOR LOCK/ PASSIVE START SWITCH POWER DISTRIBUTION SYSTEM REAR COMPT LID LP CTRL RF TURN SIG LP CTRL RH HDLP LO BEAM CTRL RH PARK LP CTRL RLY CLOSE CTRL RLY COIL CTRL RLY CTRL RLY OPEN CTRL RR TURN SIG CTRL RR TURN SIG LP CTRL RUN/CRANK IGN 1 VOLT SERIAL DATA BUS 11 SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS START IND SW UNLOCK CTRL TRANSMISSIONS SYSTEM UNLCK CTRL VIO/BLK WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WAKE UP SERIAL DATA WASHER SW SIG WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER SW HI SIG WIPER SW LOW SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE

ACCY IGN VOLT ACCY WAKEUP SER DATA AUTOMATIC TRANSMISSION ASSEMBLY BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF INSTRUMENT PANEL, ON FLOOR) COMM ENABLE CONTROL SOLENOID VALVE ASSEMBLY DATA BUS 4 ENGINE CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/GRN WIRE HI SPD GMLAN HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HI SPD GMLAN SER DATA (-) 2 LEFT REAR WINDOW SWITCH LOGIC LO SPD GMLAN SER DATA NETWORK SER NETWORK SER DATA BUS 1 NETWORK SER DATA BUS 2 NETWORK SER DATA BUS 21 NETWORK SER DATA BUS 3 NETWORK SER DATA BUS 4 RIGHT REAR WINDOW SWITCH LOGIC SER DATA SER DATA (+) 2 SER DATA (-) (1) SER DATA COMM ENABLE VIO/YEL WIRE W/ ADAPTIVE CRUISE CONTROL W/O ADAPTIVE CRUISE CONTROL W/O HID, W/ FWD WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

ACCY WAKEUP BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/YEL WIRE COMM ENABLE DATA BUS 5 FUEL PUMP DRIVER CONTROL MODULE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/GRN WIRE GRY/VIO WIRE HEADLAMP LEVELING CONTROL MODULE HI SPD GMLAN HI SPD GMLAN SER DATA (+) 1 HUMAN MACHINE INTERFACE CONTROL MODULE MOST CONTROL MOST SER DATA (+) NETWORK SER NETWORK SER DATA BUS 6 NETWORK SER DATA BUS 7 POWER SUPPLY TRANSFORMER REAR DIFFERENTIAL CLUTCH CONTROL MODULE SER DATA SER DATA (+) 9 SER DATA (-) (1) SER DATA - (3) SER DATA COMM ENABLE SUSPENSION CONTROL MODULE VIO/YEL WIRE W/ AWD, HID W/ CONTINUOUSLY VARIABLE REAL TIME DAMPING CHASSIS W/ HID W/ HIGH INTENSITY DISCHARGE HEADLAMPS W/ PREMIUM AUDIO W/O ADAPTIVE CRUISE CONTROL W/O CONTINUOUSLY VARIABLE REAL TIME DAMPING CHASSIS AWD FWD W/O HID, FWD W/O HID, W/ FWD W/O PREMIUM AUDIO WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

2.5L 2.0L TURBO BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE COMPUTER DATA LINES SYSTEM COOLING FAN CTRL RELAY SIG COOLING FAN MOTOR (2.5L) (REAR OF RADIATOR) DRIVER INFORMATION CENTER DISPLAY ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR FUSE 4 FUSE 5 GMLAN SERIAL DATA (-) 3 GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT COOLING FAN MOTOR (2.0L TURBO) (REAR OF LEFT SIDE OF RADIATOR) LOGIC LOW SPEED GMLAN SERIAL DATA RED/BLU WIRE RED/BRN WIRE RIGHT COOLING FAN MOTOR (2.0L TURBO) SENS LO REF SIG GND SPD SIG UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE

ACCEL PEDAL POS LO REF 1 ACCEL PEDAL POS SIG 1 ACCL PEDAL POS 5 VOLT REF 1 ACCL PEDAL POS 5 VOLT REF 2 ACCL PEDAL POS LOW REF 2 ACCL PEDAL POS SIG 2 BATT POS VOLT BCM 8 FUSE BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF INSTRUMENT PANEL, ON FLOOR) BRAKE APPLY SENSOR SIG BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK SNSR CTRL BRK SNSR SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CLUTCH APPLY SENS LO REF COMPUTER DATA LINES SYSTEM CRUISE CTRL GAP UP/DWN SW SIG CRUISE CTRL SET/COAST/ RES/ACC SW SIG CRUISE/ETC/TCC BRAKE SIGNAL CRUISE/ETC/TCC/BRAKE SIG ECM, TCM FUSE ENGINE CONTROL MODULE GRN/WHT WIRE GROUND GRY/GRN WIRE HI SPD GMLAN SRL DATA (-) (1) HI SPD SERIAL DATA BUS (-) 3 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK LIGHTING CONTROL SWITCH REF LOW REFERENCE RED/BRN WIRE RUN/CRANK IGNITION 1 VOLT SENSOR LO REF SIG GND THROTTLE BODY (LEFT REAR OF ENGINE) THRTL ACTR CTRL CLOSE THRTL ACTR CTRL OPEN THRTL POS SEN 5 VOLT REF THRTL POS SEN SIG 1 UNDERHOOD FUSE BLOCK VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

BATT POS VOLT BLK WIRE BLU/BLK WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRV HTD BACK ELEMENT CTRL DRV HTD SEAT ELEMENT CTRL FRONT SEAT HEATING CONTROL MODULE GRN/BLU WIRE HOT AT ALL TIMES HTD/SEAT FRT FUSE HTD/SEAT FUSE INSTRUMENT PANEL FUSE BLOCK LH CLIMATE CTRL BLOWER MTR SPD CTRL LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 2 PASS HTD BACK ELEMENT LOW REF PASS HTD SEAT ELEMENT CTRL PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT RED/GRY WIRE RED/WHT WIRE RH CLIMATE CTRL BLOWER MTR SPD CTRL UNDERHOOD FUSE BLOCK VIO/BLU WIRE YEL WIRE

ABS PUMP FUSE ABS VLV FUSE BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE (RIGHT OF LEFT STRUT TOWER) GND BATTERY POSITIVE VOLT GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT PARK BRAKE ACTUATOR LOGIC LOW SPD GMLAN SERIAL DATA LR PARK BRK MTR APPLY CTRL LR PARK BRK MTR LOW REF PARK BRAKE SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK REL SW SIG PARK BRK REL SW VOLT REF PARK BRK SW SIG PARK BRK SW SPLY VOLT PARK IND RED WIRE RED/VIO WIRE RED/WHT WIRE RIGHT PARK BRAKE ACTUATOR RR PARK BRK MTR LOW REF SERVICE PARK BRAKE IND UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/RED WIRE

2.0L TURBO 2.5L 2.0L TURBO A/C COMPRESSOR CLUTCH RELAY ACC IND ACC LED SIG ACCESSORY IGN VOLT ACCESSORY VOLT BLK WIRE BLK/GRY WIRE BLU/BLK WIRE BLU/GRN WIRE BODY CONTROL MODULE BRN/BLK WIRE ENGINE CONTROL MODULE ENGINE OIL PRESSURE CONTROL SOLENOID VALVE EVAPORATIVE EMISSION PURGE SOLENOID VALVE GRN/BLK WIRE GRY/GRN WIRE HEATED OXYGEN SENSOR 1 IGN 1 VOLT IGN MODE SW IGNITION MODE SWITCH ILLU IND KEYLESS ENTRY CONTROL MODULE NCA WIRE NON/WALK FUSE PASSIVE START SW SIG 2 PASSIVE START SW SIG 2 LOW REFERENCE PASSIVE START SWITCH RAP RELAY 2 COIL CONTROL RUN/CRANK RUN/CRANK IGN 1 VOLT START IND START LED SIG STARTER RELAY TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 9 OF 9) TRANSMISSION SHIFT LEVER POSITION INDICATOR TURBOCHARGER BYPASS SOLENOID VALVE TURBOCHARGER WASTEGATE SOLENOID VALVE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/YEL WIRE VOLT YEL WIRE

AUXILIARY HVAC CONTROL MODULE BATT POS VOLT BATT POS VOLT LR HTD SEAT BLK WIRE BLU/BLK WIRE COMPUTER DATA LINES SYSTEM CUSHION ELEMENT CTRL GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HTD/SEAT LR FUSE HTD/SEAT RR FUSE LEFT HIGH HEATED SEAT SWITCH LEFT REAR BACK SEAT HEATING ELEMENT LEFT REAR CUSHION SEAT HEATING ELEMENT LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 2 LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 9 LOGIC LR HTD SEAT ELEMENT LOW REF REAR BODY FUSE BLOCK REAR SEAT HEATING CONTROL MODULE RED/GRN WIRE RED/GRY WIRE RIGHT HIGH HEATED SEAT SWITCH RIGHT REAR BACK SEAT HEATING ELEMENT RIGHT REAR CUSHION SEAT HEATING ELEMENT RR HTD SEAT CUSHION ELEMENT CTRL RR HTD SEAT ELEMENT LOW REF GND