Buick Envision I (2016-2018) instrument panel fuse block 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

AUXILIARY HVAC CONTROL MODULE BATT POS VOLT BLK WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE DATA LINK CONNECTOR DLC FUSE FUSE 6 GRN WIRE GRN/YEL WIRE GRY/GRN WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 9 HI SPD GMLAN SER DATA - (4) HOT AT ALL TIMES HVAC CONTROL MODULE HVAC CONTROLS INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SER DATA LO SPD GMLAN SER DATA 2 LONG RANGE RADAR SENSOR MODULE NETWORK SER DATA BUS 9 REAR BODY FUSE BLOCK RED/GRN WIRE RED/VIO WIRE SER DATA COMM ENABLE SERIAL DATA GATEWAY MODULE STEERING COLUMN LOCK MODULE W/ ADAPTIVE CRUISE CONTROL W/ ELECTRONIC CONTROLS HVAC SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRN 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 ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT RECLINE MOTOR GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK PWR SEAT CIRCUIT BREAKER RECLINE FWD RECLINE RWD RED/VIO WIRE RWD 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

"CHECK ENGINE" IND CTRL ABS IND. ADAPTIVE CRUISE IND ADAPTIVE FRONT LIGHTING (AFL) LIGHT IND AIR BAG IND AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT BCM 3 FUSE BK LVDS BLK WIRE BLK/BLU WIRE BLU/GRY WIRE BRAKE IND BRAKE WARNING IND BRN/WHT WIRE CHARGE IND CLOCK COLLISION ALERT LED CTRL COMPUTER DATA LINES SYSTEM CRUISE IND DISPLY FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE IND ESC IND ESC OFF IND FRONT FOG LAMP IND FUEL GAUGE FUEL IND/ LOW FUEL IND GRN/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM IND HILL DESCENT CONTROL IND HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT ILLUMINATION IND INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING IND LANE KEEP ASSIST IND LED DISPLAY DIM CTRL LEFT TURN IND LIGHTS ON IND LOGIC LOW SPD GMLAN SERIAL DATA 2 LOW WASHER FLUID IND CTRL MALFUNCTION IND MOST CTRL MOST SERIAL DATA (+) NAVIGATION SYSTEM PARK BRAKE IND PARK LAMP IND POWER STEERING WARNING LIGHT IND REAR FOG LAMP IND RED/GRN WIRE RED/YEL WIRE RIGHT TURN IND SEAT BELT 2 IND SEAT BELT IND SECURITY IND SERIAL DATA BUS 12 SERVICE PARK BRAKE IND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TRACTION CONTROL OFF IND UNDERHOOD FUSE BLOCK VAR/ FUNC FUSE VEHICLE AHEAD IND VIO WIRE VIO/GRN WIRE WHT/GRN WIRE WHT/VIO WIRE WIPER/ WASHER SYSTEM YEL WIRE

APO CIRCUIT BREAKER AUXILIARY BLOWER MOTOR BCM 3 FUSE BCM 4 FUSE BLK WIRE BODY CONTROL MODULE CENTER CONSOLE ACCESSORY POWER RECEPTACLE CENTER CONSOLE REAR ACCESSORY POWER RECEPTACLE FROM BATTERY SAVER RELAY 1 (DIAGRAM 4 OF 9) FROM INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 9) FRONT ACCESSORY POWER RECEPTACLE GRY/GRN WIRE HVAC BLWR RR FUSE INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK RELAY ASSEMBLY LOGIC LTR FUSE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RETAINED ACCESSORY POWER RELAY 1 RETAINED ACCESSORY POWER RELAY 2 USB FUSE USB RECEPTACLE VIO WIRE VOLT

BLK WIRE BRN/BLK WIRE BRN/WHT WIRE DEFOGGER SYSTEM DOWN DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR VIEW MIRROR MOTOR DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION INDICATOR ELECTROCHROMIC MIRROR CIRCUIT GRN/BLK WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES ILL INSTRUMENT PANEL FUSE BLOCK LEFT LEFT TURN SIGNAL REPEATER LAMP MIRROR DIMMING NAVIGATION SYSTEM OSRVM FUSE OUTSIDE REAR VIEW MIRROR SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER OUTSIDE REAR VIEW MIRROR MOTOR PASSENGER SIDE OBJECT DETECTION INDICATOR RED/BRN WIRE RIGHT RIGHT TURN SIGNAL REPEATER LAMP VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BRN WIRE YEL/VIO WIRE

AMP FUSE AUDIO AMPLIFIER AUDIO COMMON SIG AUDIO SCREEN (2) DETECTION SIG AUXILIARY AUDIO INPUT (INSIDE CENTER CONSOLE COMPT) BATT POS VOLT BK USB BLK WIRE BLK/YEL WIRE BLU WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DISPLY FUSE ENTERTAINMENT FUSE 37 GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT PANEL FUSE BLOCK LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LH AUDIO SIG (2) LO SPD GMLAN SER DATA LOGIC MOST CTRL MOST SER DATA (+) N/W SER DATA BUS 10 NCA WIRE ONSTAR FUSE RADIO REAR BODY FUSE BLOCK RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE REMOTE ENABLE SIG REMOTE ENABLE SW RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RH AUDIO SIG (2) GND STEERING WHEEL AIR BAG COIL STR/WHL/ CNTRL FUSE UGDO FUSE USB USB GY VIO WIRE VOICE LOW REF VOICE SIG W/ PREMIUM 6 SPEAKER SYSTEM W/ PREMIUM AUDIO BRANDED AMPLIFIER SPEAKER SYSTEM WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

AUTOMATIC TRANSMISSION ASSEMBLY BATTERY POSITIVE VOLT BCM 2 FUSE BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CTRL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS LOW REF BRK POS SENS SIG COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE FUSE 1 HI SPD GMLAN SERIAL DATA (-) (1) HI SPEED GMLAN SERIAL DATA (-) 1 HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK KEY CAPTURE/COLUMN LOCK SHIFT POS SIG PARK LOCK SOL CTRL PARK POSITION SWITCH POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE TRANS PARK/NEUTRAL SIG 1 TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR UNDERHOOD FUSE BLOCK VIO/BLK WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE