Automatic a/c circuit for Buick Envision I (2016-2018)
Automatic a/c circuit (1 of 5)
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
Automatic a/c circuit (2 of 5)
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
Automatic a/c circuit (3 of 5)
2.5L 2.0L TURBO
AIR OUTLET
AMBIENT LIGHT/SUNLOAD SENSOR
ANTI-THEFT SYSTEM
AUXILIARY HVAC CONTROLS MODULE
BATT POS
BLK WIRE
BLU WIRE
BLU/GRY WIRE
BUS 9
COOLING FAN MOTOR (2.5L) (REAR OF RADIATOR)
DOWN SWITCH
GRN WIRE
GRN/YEL WIRE
GRY WIRE
HEADLIGHTS SYSTEM
HOT AT ALL TIMES
HVAC RR FUSE
LEFT COOLING FAN MOTOR (2.0L TURBO) (REAR OF LEFT SIDE OF RADIATOR)
LEFT HEATED
LOGIC
REAR BODY FUSE BLOCK
RED/BLU WIRE
RED/BRN WIRE
RIGHT COOLING FAN MOTOR (2.0L TURBO) (REAR OF RIGHT SIDE OF RADIATOR)
RIGHT HEATED
SEAT HIGH
SPD SIG
SWITCH
TEMPERATURE
UP SWITCH
VENTILATING FAN
VOLT
WHT/BLK WIRE
WHT/BLU WIRE
WHT/GRY WIRE
YEL/BLU WIRE
Automatic a/c circuit (4 of 5)
A/C EVAPORATOR TEMPERATURE SENSOR
A/C REFRIGERANT PRESSURE SENSOR
AUXILIARY COOLANT PUMP RELAY
AUXILIARY HEATER COOLANT PUMP
BLK WIRE
BLK/BRN WIRE
BLK/GRY WIRE
BLU WIRE
BRN/RED WIRE
DUCT LEFT LOWER AIR TEMPERATURE SENSOR
DUCT LEFT UPPER AIR TEMPERATURE SENSOR
DUCT RIGHT LOWER AIR TEMPERATURE SENSOR
DUCT RIGHT UPPER AIR TEMPERATURE SENSOR
ECM FUSE
ENG/ COOL/PUMP FUSE
FLEX/FUEL FUSE
GRN WIRE
GRN/WHT WIRE
GRY WIRE
GRY/BRN WIRE
GRY/GRN WIRE
GRY/RED WIRE
HOT AT ALL TIMES
HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED
LEFT AIR TEMPERATURE DOOR ACTUATOR
MODE DOOR ACTUATOR
ORG/ WIRE
RED/BLK WIRE
UNDERHOOD FUSE BLOCK
VIO/BLU WIRE
VIO/GRY WIRE
WHT/BLK WIRE
WHT/GRY WIRE
WHT/PNK WIRE
WHT/RED WIRE
WHT/VIO WIRE
YEL WIRE
YEL/BLU WIRE
Automatic a/c circuit (5 of 5)
5 VOLT REF
A/C LOW REF
A/C PRESS SENS SIG
AIR INLET DR STEPPER MOTOR CTRL 1
AIR INLET DR STEPPER MOTOR CTRL 2
AIR INLET DR STEPPER MOTOR CTRL 3
AIR INLET DR STEPPER MOTOR CTRL 4
AIR RECIRCULATION DOOR MOTOR
AIR TEMP DR STEPPER MOTOR PASS CTRL 1
AIR TEMP DR STEPPER MOTOR PASS CTRL 2
AIR TEMP DR STEPPER MOTOR PASS CTRL 3
AIR TEMP DR STEPPER MOTOR PASS CTRL 4
AUX MODE DR STEPPER MOTOR CTRL 1
AUX MODE DR STEPPER MOTOR CTRL 2
AUX MODE DR STEPPER MOTOR CTRL 3
AUX MODE DR STEPPER MOTOR CTRL 4
AUX TEMP DR STEPPER MOTOR CTRL 1
AUX TEMP DR STEPPER MOTOR CTRL 2
AUX TEMP DR STEPPER MOTOR CTRL 3
AUX TEMP DR STEPPER MOTOR CTRL 4
AUXILIARY AIR TEMPERATURE DOOR ACTUATOR
AUXILIARY MODE DOOR ACTUATOR
BLK WIRE
BLK/BLU WIRE
BLK/BRN WIRE
BLK/GRY WIRE
BLK/WHT WIRE
BLU WIRE
BLU/BLK WIRE
BLU/WHT WIRE
BRN WIRE
BRN/GRN WIRE
BRN/RED WIRE
CLUTCH RLY CTRL
COMPUTER DATA LINES SYSTEM
COOLING FAN CTRL RLY SIG
ENG COOLANT
ENGINE CONTROLS SYSTEM
ENGINE COOLANT TEMPERATURE SENSOR
EVAP CORE TEMP SENS SIG
GMLAN SERIAL DATA (-) 3
GRN WIRE
GRN/BLK WIRE
GRN/WHT WIRE
GRY WIRE
GRY/BRN WIRE
GRY/GRN WIRE
GRY/RED WIRE
GRY/WHT WIRE
HTR RLY CTRL
HVAC CONTROL MODULE (BEHIND TOP CENTER OF INSTRUMENT PANEL)
HVAC MOTOR CTRL
HVAC MOTOR SUPPLY VOLTAGE
LOWER LEFT AIR TEMP SENS SIG
LOWER RIGHT AIR TEMP SENS SIG
MAIN RLY FUSE SPLY 1
MODE DR STEPPER MOTOR CTRL 1
MODE DR STEPPER MOTOR CTRL 2
MODE DR STEPPER MOTOR CTRL 3
MODE DR STEPPER MOTOR CTRL 4
ORG/ WIRE
ORG/BLK WIRE
PNK WIRE
RED WIRE
RED/BLK WIRE
RED/GRN WIRE
RIGHT AIR TEMPERATURE DOOR ACTUATOR
SENS LO REF
SENS LOW REF
SIG GND
TEMP DR STEPPER MOTOR CTRL 1
TEMP DR STEPPER MOTOR CTRL 2
TEMP DR STEPPER MOTOR CTRL 3
TEMP DR STEPPER MOTOR CTRL 4
TEMP SENS SIG
UNDERHOOD FUSE BLOCK
UPPER LEFT AIR TEMP SENS SIG
UPPER RIGHT AIR TEMP SENS SIG
VIO WIRE
VIO/BLU WIRE
VIO/GRY WIRE
WHT WIRE
WHT/BLK WIRE
WHT/GRY WIRE
WHT/PNK WIRE
WHT/RED WIRE
WHT/VIO WIRE
YEL WIRE
YEL/GRN WIRE