Buick Envision I (2016-2018) red/yel Wiring diagrams

5 VOLT REF A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE BATT POS BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLOWER MOTOR BLOWER MTR SPD CTRL BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE BLWR MTR BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DATA BUS 9 DEFOGGER SYSTEM DUCT LOWER AUXILIARY AIR TEMPERATURE SENSOR DUCT UPPER AUXILIARY AIR TEMPERATURE SENSOR ELEC VARIABLE DISPLACEMENT CTRL ELEC VARIABLE DISPLACEMENT SPLY GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HUMIDITY SENS SIG HUMIDITY TEMP SENS SIG HVAC BLWR FRT FUSE HVAC BLWR RR FUSE HVAC CONTROL MODULE HVAC FUSE INSIDE AIR TEMP SENS SIG INSTRUMENT PANEL FUSE BLOCK LOGIC LOW SPEED GMLAN SERIAL DATA LOWER AIR TEMP SENS SIG LOWER RIGHT FRONT OF ENGINE) NCA WIRE REAR BLOWER MTR SPD CTRL REAR DEFOG RLY CTRL RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLT SOLAR SENS DRV SIG SOLAR SENS LOW REF SPD CTRL TEMP SENS LOW REF UGDO FUSE UNDERHOOD FUSE BLOCK UPPER AIR TEMP SENS SIG VAR/FUNC FUSE VIO/GRN WIRE VOLT WINDSCREEN TEMP SENS SIG WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR YEL/BLU WIRE YEL/RED WIRE

A/C COMPRESSOR CLUTCH RELAY A/C FUSE A/C IND A/C SWITCH AUTO IND AUTO SWITCH BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLWR MTR SPD CTRL BRN/GRN WIRE BUS 9 SER DATA GND COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS IGNITION RELAY FAN DOWN SWITCH FAN UP SWITCH FLOOR OUTLET IND FLOOR OUTLET SWITCH FUSE 4 FUSE 5 GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES HVAC CONTROLS INSTRUMENT CLUSTER INSTRUMENT PANEL OUTLET IND INSTRUMENT PANEL OUTLET SWITCH LEFT TEMPERATURE DOWN SWITCH LEFT TEMPERATURE UP SWITCH LOGIC LOW SPEED GMLAN SERIAL DATA MAX DEFROST IND MAX DEFROST SWITCH RECIRCULATION IND RECIRCULATION SWITCH RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE RIGHT TEMPERATURE DOWN SWITCH RIGHT TEMPERATURE UP SWITCH START STOP IND START/ STOP SWITCH SYNC IND SYNC SWITCH UNDERHOOD FUSE BLOCK WHT/GRY WIRE WINDSHIELD DEFROST IND WINDSHIELD DEFROST SWITCH

BATT POS VOLT BATTERY POSITIVE VOLT BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION INDICATOR DRIVER SIDE OBJECT DETECTION LED SIG (1) GMLAN SERIAL DATA GRN WIRE GROUND GRY WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT SIDE OBJECT SENSOR MODULE LOGIC LOW SPEED GMLAN SERIAL DATA PASS SIDE OBJECT DETECTION LED SIG (1) PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR REAR BODY FUSE BLOCK RED/YEL WIRE RIGHT SIDE OBJECT SENSOR MODULE SBZA FUSE

BATT POS VOLT BLK WIRE BLK/GRN WIRE COMPUTER DATA LINES SYSTEM DATA DATA BUS 12 DISPLAY DISPLY FUSE GRN/BLK WIRE GRY/VIO WIRE HEAD-UP HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP ON HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HUD HUD SW LOW REF HUD SW SIG INFO INSTRUMENT PANEL FUSE BLOCK LOGIC INSTRUMENT CLUSTER LVDS LVDS GY HEAD-UP DISPLAY MOST SERIAL RED/YEL WIRE SERIAL SERIAL DATA BUS 12 WHT/GRN WIRE YEL WIRE YEL/WHT WIRE

AMP FUSE AUDIO AMPLIFIER AUDIO COMMON SIG AUDIO SCREEN 2 AUXILIARY AUDIO INPUT (INSIDE CENTER CONSOLE COMPT) BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DETECTION SIG 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) STEERING WHEEL AIR BAG COIL STR/WHL/ CNTRL FUSE UGDO FUSE USB USB BK 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

AUDIO LO REF AUDIO SIG + BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE CAMERA SIG 2 CELL COAX COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM DATA BUS 10 DATA BUS 5 GPS GPS/CELL 2 GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/VIO WIRE GRY/YEL WIRE HI SPD GMLAN HI SPD GMLAN SER DATA - HUMAN MACHINE INTERFACE CONTROL MODULE (UNDER RIGHT SIDE OF INSTRUMENT PANEL) INFOTAINMENT FACEPLATE CONTROL MODULE LEFT FRONT DOOR SPEAKER LO REF LO SPD GMLAN LOGIC LOW REF MOST CTRL MOST SER DATA (+) N/W SER N/W SER DATA BUS 5 NAVIGATION DISPLAY SIG NAVIGATION SYSTEM NCA WIRE REAR VIEW CAMERA CIRCUIT RED/BLU WIRE RED/YEL WIRE RIGHT FRONT DOOR SPEAKER SER DATA SER DATA (+) 9 SIG TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB SER DATA VOICE LOW REF VOICE RECOGNITION VOICE SIG W/ PREMIUM AUDIO BRANDED, AMPLIFIER SPEAKER SYSTEM WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU/BRN WIRE BLU/YEL WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISABLE SIG DRIVER INFORMATION CENTER DISPLAY FRONT PARKING SENS LOW REF GRN WIRE GRN/BRN WIRE GRY WIRE GRY/GRN WIRE HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL MULTI- FUNCTION SWITCH LED DISABLE SIG LEFT FRONT SIDE PARKING ASSIST SENSOR LEFT MIDDLE FRONT PARKING ASSIST SENSOR LEFT MIDDLE REAR PARKING ASSIST SENSOR LEFT OUTER FRONT PARKING ASSIST SENSOR LEFT OUTER REAR PARKING ASSIST SENSOR LH/RH/MID SENS LO SPD GMLAN SER DATA LOGIC LR CORNER SENS SIG LR MIDDLE SENS SIG OBJ SENS SPLY VOLT OBJT SENS LOW REF OBJT SENS SPLY VOLT LF PARKING CORNER SENS LF MIDDLE SENS SIG PARALLEL PARK ASSIST DISABLE SWITCH PARALLEL PRK ASSIST DISABLE SIG PARKING ASSIST CONTROL MODULE PARKING ASSIST DISABLE IND REAR PARK ASSIST DISABLE SWITCH RED/GRN WIRE RED/YEL WIRE RF CORNER SENS RF MIDDLE SENS RF PARKING RIGHT FRONT SIDE PARKING ASSIST SENSOR RIGHT MIDDLE FRONT PARKING ASSIST SENSOR RIGHT MIDDLE REAR PARKING ASSIST SENSOR RIGHT OUTER FRONT PARKING ASSIST SENSOR RIGHT OUTER REAR PARKING ASSIST SENSOR RR MIDDLE OBJ SENS SERIAL DATA UGDO FUSE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

BATT POS VOLT BATT POSITIVE VOLT BCM 1 FUSE BLK WIRE BODY CONTROL MODULE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DISPLY FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GM LAN SERIAL DATA GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE HOOD HOOD AJAR SWITCH HOOD STATUS B SIG HOT W/ BATTERY SAVER RELAY 1 ENERGIZED IMMOBILIZER CONTROL MODULE IMMOBILIZER CTRL IMMOBILIZER LO REF INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOGIC NCA WIRE RED/GRY WIRE RED/YEL WIRE SERIAL DATA BUS 11 SW SIG YEL WIRE

3/4 5 VOLT REF AJAR SW SIG 1 AJAR SW SIG 2 AJAR SW SIG 3 BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA BUS 18 DRIVER INFORMATION CENTER DISPLAY GMLAN SERIAL GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED ILL INSTRUMENT CLUSTER INTERIOR LIFTGATE CONTROL SWITCH KEYLESS ENTRY CONTROL MODULE L/GATE FUSE LEFT LIFTGATE OBJECT SENSOR LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE LIFTGATE LATCH ASSEMBLY LIFTGATE MOTOR ASSEMBLY LIFTGATE OPEN SIG LIFTGATE UNLATCH SWITCH LIN SERIAL LIN SERIAL DATA BUS 18 LOGIC LOW REF LOWER HANDS-FREE LIFTGATE SENSOR MAX MTR CLOSE CTRL MTR OPEN CTRL MTR RELEASE CTRL 2 NCA WIRE OFF ON/OFF SW SIG OPEN/CLOSE SW SIG POSITION SENS SIG 1 POSITION SENS SIG 2 PWR L/GATE HF SNSR FUSE REAR BODY FUSE BLOCK REAR OPEN/ CLOSE SW RED/GRY WIRE RED/YEL WIRE RIGHT LIFTGATE OBJECT SENSOR SENS 2 SIG SENS SIG 1 SENS SIG 2 SHUT FACE SW LED CTRL SHUT FACE SW SIG SW OPEN SIG UNDERHOOD FUSE BLOCK UPPER HANDS-FREE LIFTGATE SENSOR VIO/GRY WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE

AJAR SW SIG B+ VOLT BLK WIRE BLU/GRY WIRE BLU/PPL WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN CTRL DOWN SIG DOWN SWITCH DR AJAR SW SIG DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH EXPRESS SIG EXPRESS SWITCH GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES ILL INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOWN SWITCH LEFT FRONT EXPRESS SWITCH LEFT FRONT UP SWITCH LEFT REAR DOWN SWITCH LEFT REAR EXPRESS SWITCH LEFT REAR UP SWITCH LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LOCK OUT SWITCH LOCKOUT IND LOGIC LR DOWN CTRL LR UP CTRL NETWORK BUS 3 NETWORK BUS 4 NETWORK SERIAL OSRVM FUSE PASSENGER WINDOW MOTOR PASSENGER WINDOW SWITCH PWR WNDW FRT FUSE PWR WNDW RR FUSE RED/BRN WIRE RED/YEL WIRE RIGHT FRONT DOWN SWITCH RIGHT FRONT EXPRESS SWITCH RIGHT FRONT UP SWITCH RIGHT REAR DOWN SWITCH RIGHT REAR EXPRESS SWITCH RIGHT REAR UP SWITCH RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW SWITCH RR DOWN CTRL RR UP CTRL STATUS SIG UNLOCK SIG UP CTRL UP SIG UP SWITCH WHT/PPL WIRE YEL/BLU WIRE