Buick Envision I (2016-2018) yel 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

BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE DATA BUS 1 DATA BUS 2 DATA BUS 3 DATA BUS 8 FRONT SEAT HEATING CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE HI SPD GMLAN INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP HORIZONTAL MOTOR LEFT HEADLAMP LEVELING ACTUATOR LO SPD GMLAN LO SPD GMLAN SER DATA LOGIC DRIVER WINDOW MOTOR LOGIC DRIVER WINDOW SWITCH LOGIC PASSENGER WINDOW SWITCH MULTI-AXIS ACCELERATION SENSOR MODULE NCA WIRE NETWORK SER PARKING ASSIST CONTROL MODULE RAIN SENSOR MODULE REAR SEAT HEATING CONTROL MODULE RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP HORIZONTAL MOTOR RIGHT HEADLAMP LEVELING ACTUATOR SER DATA SER DATA (+) 2 SER DATA COMM ENABLE SUNROOF CONTROL MODULE SUNROOF SUNSHADE MOTOR MODULE TRANSMISSION SHIFT LEVER POSITION INDICATOR VIO/YEL WIRE W/ ADAPTIVE CRUISE CONTROL W/ AUTOMATIC ADAPTIVE CRUISE CONTROL W/O AUTOMATIC ADAPTIVE CRUISE CONTROL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL 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

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

BLK WIRE BLU WIRE BRN WIRE DOWN DRIVER SEAT LUMBAR SUPPORT PUMP (REAR OF LEFT FRONT SEAT) DRIVER SEAT LUMBAR SUPPORT SWITCH GND RWD GRN WIRE HOT AT ALL TIMES LOGIC NCA WIRE REAR BODY FUSE BLOCK RED WIRE RWD SEAT LUM FUSE VIO WIRE YEL 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

BATTERY FUSE BLOCK BLK WIRE BLU WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 4 HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HIGH CTRL HIGH SPD GMLAN SER DATA (-) 1 HOT AT ALL TIMES HTD/STR/ WHL FUSE INDICATOR DIMMING CTRL 2 LEFT STEERING WHEEL CONTROLS SWITCH LOGIC REAR BODY FUSE BLOCK RED/GRN WIRE RIGHT STEERING WHEEL CONTROLS SWITCH RUN IGN 3 RUN IGNITION 3 VOLTAGE SENS SIG STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER STEERING WHEEL HEATER RELAY STEERING WHEEL HEATING CONTROL MODULE SW LED CTRL SW SIG VIO/BLU WIRE VIO/BRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLU/VIO WIRE BLU/YEL WIRE DOWN GRN/BRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES PASS PWR SEAT CIRCUIT BREAKER PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT HORIZONTAL MOTOR PASSENGER SEAT REAR VERTICAL MOTOR PASSENGER SEAT RECLINE MOTOR REAR BODY FUSE BLOCK RECLINE FWD RECLINE RWD RED/YEL WIRE RWD YEL WIRE YEL/BLU WIRE