Automatic a/c circuit for GMC Acadia I facelift (2013-2016)

16 17 GMLAN + GMLAN - 22 21 6 LOW REF 24 8 LOW REF ECT 2500 2501 COMPUTER DATA LINES SYSTEM A/C CLUTCH A/C PRESSURE A/C REFRIGERANT PRESSURE SENSOR A/C REFRIGERANT PRESSURE SENSOR (NEAR REAR OF A/C COMPRESSOR) AMBI AIR TEMP SENS SIG AMBI AIR TEMP SENS SIG LOW SPEED GMLAN AMBIENT AIR TEMPERATURE SENSOR AUX MODE DOOR CTRL BLK WIRE BLK/WHT WIRE BLOWER SPEED DOWN BLOWER SPEED UP BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER SENSOR DRIVER TEMP DOWN DRIVER TEMP UP DRL SENSOR DRV SUNLOAD SENS SIG ECT ELECTRIC VARIABLE DISPLACEMENT CTRL ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE) ENGINE COOLANT TEMPERATURE (ECT) SENSOR ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE) GMLAN GND POWER MODE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HI SPD BUS- HI SPD CLG FAN HOT AT ALL TIMES HVAC CONTROL MODULE HVAC FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) IN AIR TEMP SENS SIG IN AIR TEMP SENS SIG PASS SUNLOAD SENS SIG INSIDE AIR TEMPERATURE SENSOR LO SPD CLG FAN LOGIC LOGIC HVAC CONTROL MODULE LOW REF LOW SPEED GMLAN LT BLU/BLK WIRE LT GRN/BLK WIRE MODE DOWN MODE UP ORG/ WIRE ORG/BLK WIRE PASS SUNLOAD SENS SIG PASSENGER SENSOR PNK 3 4 WIRE PNK WIRE POWER MODE PPL REAR DEFOG REAR WINDOW DEFROST ELECTRIC VARIABLE SWITCH DISPLACEMENT COMPRESSOR SPLY RED/WHT WIRE RIGHT AIR TEMP SW SIG SUNLOAD SENSOR SUNLOAD SENSOR (UNDER CENTER OF DASH, NEAR WINDSHIELD DEFROST VENT) TAN WIRE TAN/BLK WIRE UPPER LEFT AIR TEMPERATURE SENSOR UPPER LEFT AIR TEMPERATURE SENSOR (FRONT LEFT END OF HVAC MODULE) UPPER LEFT TEMP SENS SIG UPPER RIGHT AIR TEMPERATURE SENSOR UPPER RIGHT AIR TEMPERATURE SENSOR (FRONT RIGHT END OF HVAC MODULE) UPPER RIGHT TEMP SENS SIG WHT WIRE YEL WIRE

A/C COMPRESSOR (LOWER LEFT FRONT OF ENGINE) A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR SOLENOID VALVE AC CLTCH FUSE BLK WIRE BLK/WHT WIRE COOLING FAN SPEED CONTROL RELAY DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EMISSION 2 FUSE FAN 1 FUSE FAN-2 FUSE FRONT WHEELWELL) GRY WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED LEFT COOLING FAN MOTOR LEFT COOLING FAN MOTOR (MOUNTED TO REAR LEFT SIDE OF RADIATOR) LEFT HIGH SPEED COOLING FAN RELAY LT BLU WIRE LT GRN WIRE PNK 1 2 WIRE PNK 3 4 WIRE PNK 9 13 WIRE PNK WIRE PPL PPL PNK 1 2 WIRE RED WIRE RIGHT COOLING FAN MOTOR RIGHT COOLING FAN MOTOR (MOUNTED TO REAR RIGHT SIDE OF RADIATOR) RIGHT HIGH SPEED COOLING FAN RELAY UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT WHT WIRE

1 2 B+ LOW REF 1 2 LOW REF BLOWER VOLT 6 5 4 3 2 1 B+ GND AUXILIARY AIR TEMPERATURE DOOR ACTUATOR AUXILIARY AIR TEMPERATURE DOOR ACTUATOR (ON REAR HVAC MODULE) AUXILIARY BLOWER MOTOR (ON REAR HVAC MODULE) AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY BLOWER MOTOR CONTROL MODULE (ON REAR HVAC MODULE) AUXILIARY MODE ACTUATOR (ON REAR HVAC MODULE) AUXILIARY RADIO/HVAC CONTROL BLK WIRE BLOWER MOTOR BLOWER MOTOR (PART OF HVAC MODULE, BEHIND GLOVE BOX) BLOWER MOTOR CONTROL MODULE BLOWER MOTOR CONTROL MODULE (BEHIND GLOVE BOX, IN FRONT OF BLOWER MOTOR) BLOWER SPEED BLOWER SPEED DOWN BLOWER SPEED UP BLOWER VOLT BRN WIRE CHANGE MODE COMPUTER DATA LINES SYSTEM DK GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC BLWR FUSE LO SPD GMLAN LOGIC LOW REF LT GRN WIRE LT GRN/WHT WIRE ORG/ WIRE PNK 1 2 WIRE PNK WIRE RED/BLK WIRE RED/WHT WIRE RR HVAC FUSE TEMPERATURE DOWN TEMPERATURE UP UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) WHT WIRE

AIR TEM DOOR SIG AIR TEMP DOOR CTRL AIR TEMPERATURE SENSOR (REAR LEFT END OF HVAC MODULE) AUTO MODE AUX MODE MOTOR VOLT AUX MODE MOTOR VOLT AUX TEMP MOTOR VOLT AUX TEMP MOTOR VOLT AUXILIARY AIR TEMP AUXILIARY AIR TEMP SIG AUXILIARY SPD CTRL AUXILIARY SPD CTRL MODE DOOR CTRL AUXILIARY AIR TEMP AUXILIARY TEMP DOOR BLOWER SPD CTRL BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE COOLANT TEMPERATURE GAUGE EVAP TEMP SENS SIG EVAPORATOR TEMPERATURE SENSOR EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF HVAC MODULE) GRY WIRE GRY/BLK WIRE HVAC CONTROL MODULE LEFT AIR TEMPERATURE DOOR ACTUATOR LO RH AIR TEMP SIG LOGIC LOGIC INSTRUMENT CLUSTER LOW REF LOWER LEFT AIR TEMP LOWER LEFT AIR TEMPERATURE SENSOR LOWER RIGHT AIR TEMPERATURE SENSOR LOWER RIGHT AIR TEMPERATURE SENSOR (REAR RIGHT END OF HVAC MODULE) LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE MODE ACTUATOR MODE DOOR CTRL MODE POS ORG/ WIRE PASSENGER TEMP DOWN PASSENGER TEMP UP PPL RECIRCULATE RECIRCULATION A RECIRCULATION ACTUATOR RECIRCULATION B RECIRCULATION POS RIGHT AIR TEMPERATURE DOOR ACTUATOR RIGHT TEMP A TAN WIRE TAN/BLK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE