GMC Canyon II facelift (2020-2022) Automatic a/c circuit

5 VOLT REF AIR TEMP DOOR CTRL LOW REF AMBIENT LIGHT/SUNLOAD SENSOR (CENTER OF DASH AT WINDSHIELD) ANTI-THEFT SYSTEM AUXILIARY HTR CTRL BATT POS VOLT BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/YEL WIRE BLOWER MOTOR CONTROL MODULE BLOWER MTR SPD CTRL BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR MTR SPD CTRL BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM ELECTRIC VARIABLE DISPLACEMENT CTRL ELECTRIC VARIABLE DISPLACEMENT SPLY GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HUMIDITY SENS SIG HUMIDITY TEMP SENS SIG HVAC CONTROL MODULE (CENTER OF DASH) INSIDE AIR TEMP SENS SIG INSIDE REAR VIEW MIRROR INSTRUMENT PANEL FUSE BLOCK J253 (2.8L TURBO DIESEL) LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 9 LOGIC LOW SPEED GMLAN SERIAL DATA LOWER LH AIR TEMP SENS SIG REAR DEFOG RLY CTRL REAR DEFOGGER IND REAR DEFOGGER SWITCH RED/GRY WIRE RED/VIO WIRE RUN/CRANK IGNITION 1 VOLT TEMP SENS LOW REF TWILIGHT SENTINEL DELAY SIGNAL UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE WHT/BLU WIRE WINDSCREEN TEMP SENS SIG WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE

2.5L 3.6L 2.8L TURBO DIESEL A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR SOLENOID VALVE A/C ON IND A/C ON SWITCH AUTO IND AUTO SWITCH BATTERY BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLOWER SWITCH BLU/BRN WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BUS 9 COMPUTER DATA LINES SYSTEM DEFROST, LOWER AIR OUTLET SWITCH ENGINE CONTROLS IGNITION RELAY GRN WIRE GRN/YEL WIRE HEATER CTRL HOT AT ALL TIMES HVAC CONTROLS IGN 1 VOLT LEFT TEMPERATURE CONTROL SWITCH LOGIC LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH NCA WIRE POSITIVE VOLT RECIRCULATION IND RECIRCULATION SWITCH RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RIGHT TEMPERATURE CONTROL SWITCH RUN/CRANK SERIAL DATA SIG GND START/ STOP SWITCH SYNC SWITCH UNDERHOOD FUSE BLOCK UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH UPPER, LOWER AIR OUTLET IND DEFROST, LOWER AIR OUTLET IND UPPER, LOWER AIR OUTLET SWITCH VIO WIRE VIO/GRY WIRE WHT/GRY WIRE WINDSHIELD DEFROST IND SYNC IND WINDSHIELD DEFROST SWITCH

A/C EVAPORATOR TEMPERATURE SENSOR AIR INLET DOOR ACTUATOR AIR INLET DR STEPPER MTR CTRL 1 AIR INLET DR STEPPER MTR CTRL 2 AIR INLET DR STEPPER MTR CTRL 3 AIR INLET DR STEPPER MTR CTRL 4 AIR TEMPERATURE DOOR ACTUATOR BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN RESISTOR DRIVER INFORMATION CENTER DISPLAY DUCT LOWER AIR TEMPERATURE SENSOR ENGINE COOLANT TEMPERATURE GAUGE EVAP CORE TEMP SENS SIG GRN WIRE GRN/BRN WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE HVAC CONTROL MODULE (CENTER OF DASH) HVAC MOTOR SUPPLY VOLTAGE INSTRUMENT CLUSTER LOGIC LOW REF LOW SPD GMLAN SERIAL DATA 2 MODE DOOR ACTUATOR MODE DR STEPPER MTR CTRL 1 MODE DR STEPPER MTR CTRL 2 MODE DR STEPPER MTR CTRL 3 MODE DR STEPPER MTR CTRL 4 RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE TEMP DR STEPPER MTR CTRL 1 TEMP DR STEPPER MTR CTRL 2 TEMP DR STEPPER MTR CTRL 3 TEMP DR STEPPER MTR CTRL 4 WHT WIRE WHT/GRY WIRE WHT/PNK WIRE WHT/RED WIRE YEL WIRE

2.5L 2.5L 3.6L 2.5L, 2.8L TURBO DIESEL 2.8L TURBO DIESEL 2.8L TURBO DIESEL 3.6L 2.5L 3.6L A/C PRESS SENS 5 VOLT REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AIR TEMP SENS SIG COOLANT TEMP SENS SIG 2 AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/RED WIRE COMPRESSOR CLUTCH COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR (2.5L, 3.6L) (BEHIND RADIATOR) COOLING FAN RELAY COOLING FAN SPD LOW REF COOLING FAN SPD SIG CTRL RLY SPD SIG ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE (UNDER COOLANT RESERVOIR) ENGINE COOL CTRL ENGINE COOLANT TEMPERATURE SENSOR ENGINE COOLANT THERMOSTAT HEATER GRN WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED J108 (2.5L) J135 (3.6L) J112 (2.5L) LO REF LOGIC LOW REF RADIATOR COOLANT TEMPERATURE SENSOR RED/GRY WIRE RED/WHT WIRE RLY CTRL BATT POSITIVE VOLT COOLING FAN CTRL RLY SPD SIG RLY SPD SIG UNDERHOOD FUSE BLOCK VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE YEL/BLK WIRE