Chevrolet Silverado GMT K2XX facelift (2015-2019) ambient air temperature sensor Wiring diagrams

6.0L 6.6L A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE AIR INLET DOOR ACTUATOR AIR TEMP DOOR CONTROL AIR TEMP DOOR POSITION SIG AMBIENT AIR TEMPERATURE SENSOR BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT LEVEL SWITCH ENGINE COOLANT TEMPERATURE GAUGE EVAP CORE TEMP SENSOR SIG GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HVAC CONTROL MODULE (BEHIND UPPER GLOVE BOX) INSTRUMENT CLUSTER LEFT AIR TEMPERATURE DOOR ACTUATOR LEFT MODE DOOR ACTUATOR LOGIC LOW COOLANT LEVEL IND LOWER LEFT AIR TEMP SENS SIG LOWER RIGHT AIR TEMP SENS SIG MODE 1 VALVE POSITION SENSOR SIG MODE DOOR CONTROL MOST SERIAL DATA (+) PASS AIR TEMP DOOR CTRL PASS AIR TEMP DOOR POSITION SIG PASS AIR TEMP MOTOR CTRL RECIRCULATION DOOR CONTROL RECIRCULATION DOOR POSITION SIG RED WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR SENS LOW REF TEMP TEMP SENS SENS LOW SIG REF UPPER LEFT AIR TEMP SENS SIG UPPER RIGHT AIR TEMP SENS SIG VIO/GRN WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE

6.0L 6.0L 6.6L A/C CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RELAY A/C PRESS 5 VOLT REF 1 A/C REFRIGERANT PRESS SENS LO REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AC CLTCH FUSE AMBIENT AIR TEMP SENS LOW REF AMBIENT AIR TEMPERATURE SENSOR AMBT AIR TEMP SENS SIG B+ VOLT BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE COOL FAN 2 FUSE COOL FAN CLTCH FUSE COOLING FAN 5 VOLT REF COOLING FAN CONTROL MODULE (6.6L) COOLING FAN LOW REF COOLING FAN RELAY COOLING FAN SPEED SIG CTRL SIG DK BLU WIRE DK BLU/GRY WIRE ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GRY WIRE GRY/RED WIRE HI COOLING FAN RLY CTRL HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT COOLING FAN MOTOR (4.3L, 6.2L, 5.3L) LO REF LOGIC B+ LOW REF MIRROR AMBIENT AIR TEMPERATURE SENSOR OUTSIDE AMBIENT AIR TEMP SENS LOW REF PASSENGER OUTSIDE REAR VIEW MIRROR RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (4.3L, 6.2L, 5.3L) RLY SPD SIG SIG GND OUTSIDE AMBIENT AIR SENS SIG SPD SIG TCM/ECM FUSE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE WHT/GRY WIRE

6.0L 6.6L ABS IND. AIR BAG IND AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRAKE IND (IF EQUIPPED) BRK FLUID LVL SENS SIG BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CHARGE GAUGE CHARGE IND CHK ENG IND CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE IND DISPLAY DK BLU WIRE DPF WARNING IND DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL LEVEL GAUGE ENGINE OIL LEVEL SWITCH ESC IND ESC OFF IND EXCEPT BASE EQUIPMENT FORWARD COLLISION ALERT LED CTRL FRONT FOG LAMP IND FUEL GAUGE FUEL PUMP DRIVER CONTROL MODULE GMLAN SERIAL DATA - 1 GRN/BRN WIRE GRN/GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HIGH BEAM LAMP IND HILL DESCENT CONTROL IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ILL IND INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE IPC IGN/ SDM IGN FUSE KM/H IND LANE DEPARTURE WARNING IND LEFT INSTRUMENT PANEL FUSE BLOCK LEFT TURN IND LEVEL SENS SIG LIGHTS ON IND LOCAL INTERCONNECT NETWORK BUS 12 LOGIC LOW COOLANT LVL IND CTRL LOW FUEL IND LOW REF LOW SPD GMLAN SERIAL DATA LOW WASHER FLUID IND CTRL OUTSIDE AMBIENT AIR TEMP SENS LOW REF LT GRN/BLK WIRE MALFUNCTION IND MOST CONTROL MOST SERIAL DATA (+) MPH IND NAVIGATION SYSTEM OUTSIDE AMBIENT AIR TEMP SENS SIG PARK BRAKE SWITCH PARK LAMPS IND POWER DISTRIBUTION SYSTEM PRIMARY FUEL LEVEL SENSOR PRIMARY FUEL PUMP, LEVEL SENSOR ASSEMBLY PTO IND RED/GRY WIRE REFLECTED LED DISPLAY DIMMING CTRL RIGHT TURN IND RUN/CRANK IGN 1 VOLT SEAT BELT IND SECONDARY FUEL LEVEL SENSOR SECONDARY FUEL PUMP, LEVEL SENSOR ASSEMBLY SECURITY IND SERIAL DATA (-) 7 SIGNAL GROUND SPEEDOMETER TACHOMETER TIRE PRESSURE IND TOW/HAUL IND TRACTION CONTROL OFF IND VEHICLE AHEAD IND VIO WIRE VIO/BLK WIRE WAIT TO START IND WAIT TO START IND CTRL WHT WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/VIO WIRE WIPER/ WASHER SYSTEM

4.3L, 6.2L, 5.3L 6.6L 3 6.0L 4 5 6 7 8 9 AJAR SW SIG AMBIENT AIR TEMPERATURE SENSOR AMBT AIR TEMP SENS LOW REF AMBT AIR TEMP SENS SIG BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/GRY WIRE DOWN DRIVER DOOR LATCH ASSEMBLY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH ENGINE OIL PRESSURE SENSOR FUEL LEVEL SENS LOW REF FUEL LEVEL SENSOR FUEL PUMP, LEVEL SENSOR ASSEMBLY GMLAN SERIAL DATA GRN/BLK WIRE GRY WIRE GRY/WHT WIRE HI SPD GMLAN SERIAL DATA INSTRUMENT PANEL JUNCTION BLOCK LEFT LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LF DR AJAR LF DR AJAR SW SIG LIN BUS 12 LIN BUS 3 LIN BUS 4 LOGIC LOGIC DRIVER WINDOW MOTOR LOGIC RIGHT REAR WINDOW SWITCH LOW REF BANK 2 LR DR LT GRN/GRY WIRE LT GRN/YEL WIRE MIRROR AMBIENT AIR TEMPERATURE SENSOR NCA WIRE OIL LEVEL SW SIG OIL PRESSURE SENS 5 VOLT REF OIL PRESSURE SENS SIG OUTSIDE AMBT AIR SENS SIG OUTSIDE AMBT AIR TEMP SENS LOW REF PASSENGER DOOR LATCH ASSEMBLY PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER WINDOW SWITCH PRIMARY FUEL LEVEL SENS SIG PRIMARY FUEL LEVEL SENSOR PRIMARY FUEL PUMP, LEVEL SENSOR ASSEMBLY PRK BRK SW RF DR RF DR AJAR SW SIG RIGHT RIGHT REAR DOOR LATCH ASSEMBLY (CREW CAB, DOUBLE CAB) RIGHT STEERING WHEEL CONTROLS SWITCH RR DR - SECONDARY FUEL LEVEL SENS SIG SECONDARY FUEL LEVEL SENSOR SECONDARY FUEL PUMP, LEVEL SENSOR ASSEMBLY SELECT SW SIG WHT WIRE WHT/RED WIRE YEL/BRN WIRE

6.0L 6.6L A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE AIR INLET DOOR ACTUATOR AMBIENT AIR TEMPERATURE SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRICAL AUXILIARY HEATER ENGINE COOLANT LEVEL SWITCH ENGINE COOLANT TEMPERATURE GAUGE EXCEPT BASE EQUIPMENT BASE EQUIPMENT FUSE 1 GRN WIRE GROUND DISTRIBUTION SYSTEM GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK LEFT AIR TEMPERATURE DOOR ACTUATOR LEFT MODE DOOR ACTUATOR LOGIC TEMP TEMP SENS SENS LOW SIG REF LOW COOLANT LEVEL IND MOST SERIAL DATA (+) RED/GRY WIRE VIO WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/GRN WIRE WHT/LT GRN WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/DK GRN WIRE

4.3L/ 5.3L 6.0L 6.0L 6.6L A/C CLUTCH RLY CTRL A/C COMPRESSOR CLUTCH RELAY A/C PRESS 5 VOLT REF 1 A/C REFRIGERANT PRESS SENS LO REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AC CLTCH FUSE AMBIENT AIR TEMP SENS LOW REF AMBIENT AIR TEMPERATURE SENSOR AMBT AIR TEMP SENS SIG B+ VOLT BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE COOL FAN 2 FUSE COOL FAN CLTCH FUSE COOLING FAN 5 VOLT REF COOLING FAN CONTROL MODULE (6.6L) COOLING FAN LOW REF COOLING FAN RELAY COOLING FAN SPEED SIG CTRL SIG DK BLU WIRE DK BLU/GRY WIRE ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GRY WIRE GRY/RED WIRE HI COOLING FAN RLY CTRL HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LEFT COOLING FAN MOTOR (4.3L, 5.3L) LO REF LOGIC B+ LOW REF MIRROR AMBIENT AIR TEMPERATURE SENSOR PASSENGER OUTSIDE REAR VIEW MIRROR RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT COOLING FAN MOTOR (4.3L, 5.3L) RLY SPD SIG SIG GND OUTSIDE AMBIENT AIR SENS SIG OUTSIDE AMBIENT AIR TEMP SENS LOW REF SPD SIG TCM/ECM FUSE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE WHT/GRY WIRE

AMBIENT AIR TEMPERATURE SENSOR BATTERY FUSE BLOCK BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/VIO WIRE BRAKE PEDAL POSITION SENSOR BRN/RED WIRE BRN/WHT WIRE CHK ENG COMPUTER DATA LINES SYSTEM DK BLU/GRY WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE OIL PRESSURE IND FUEL GAUGE IND FUEL LEVEL SENSOR FUEL PUMP, LEVEL SENSOR ASSEMBLY FUSE 2 GMLAN GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES IND CTRL INSTRUMENT CLUSTER LO SPD LOGIC MALFUNCTION IND LAMP (MIL) NCA WIRE PRIMARY FUEL PUMP, RED/BRN WIRE RED/GRN WIRE RED/LT GRN WIRE VIO/DK BLU WIRE VIO/GRN WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

AMBIENT AIR TEMPERATURE SENSOR BATTERY FUSE BLOCK BLK/BLU WIRE BLK/BRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR BRN/RED WIRE BRN/WHT WIRE CHK ENG COMPUTER DATA LINES SYSTEM DK BLU/GRY WIRE DK BLU/WHT WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE OIL PRESSURE IND FUEL GAUGE IND FUEL LEVEL SENSOR FUEL PUMP, LEVEL SENSOR ASSEMBLY FUSE 2 GMLAN GRN/VIO WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES IND CTR INSTRUMENT CLUSTER LO SPD LOGIC MALFUNCTION IND LAMP (MIL) NCA WIRE PRIMARY FUEL PUMP, RED/BRN WIRE RED/GRN WIRE RED/LT GRN WIRE VIO/DK BLU WIRE VIO/GRN WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

AMBIENT AIR TEMPERATURE SENSOR BATTERY FUSE BLOCK BLK/BLU WIRE BLK/BRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR BRN/RED WIRE BRN/WHT WIRE CHK ENG COMPUTER DATA LINES SYSTEM DK BLU/GRY WIRE DK BLU/WHT WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE OIL PRESSURE IND FUEL GAUGE IND FUEL LEVEL SENSOR FUEL PUMP, LEVEL SENSOR ASSEMBLY FUSE 2 GMLAN GRN/VIO WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES IND CTR INSTRUMENT CLUSTER LO SPD LOGIC MALFUNCTION IND LAMP (MIL) NCA WIRE PRIMARY FUEL PUMP, RED/BRN WIRE RED/GRN WIRE RED/LT GRN WIRE VIO/DK BLU WIRE VIO/GRN WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE