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

16 17 GMLAN + GMLAN - DRL AMBIENT LIGHT SENS SIG 22 21 6 LOW REF 24 8 LOW REF ECT 7 8 9 10 11 12 13 14 15 16 PPL A/C A/C CLUTCH A/C GND A/C PRESSURE A/C REFRIGERANT PRESSURE SENSOR A/C REFRIGERANT PRESSURE SENSOR (NEAR REAR OF A/C COMPRESSOR) AMBIENT AIR TEMP SIG AMBIENT AIR TEMPERATURE SENSOR AMBIENT LIGHT SENSOR AMBIENT LIGHT SENSOR (UNDER CENTER OF DASH, NEAR WINDSHIELD DEFROST VENT) AUX BLOWER SPEED AUX MODE AUX MODE DOOR CTRL AUXILIARY DOOR CTRL AUXILIARY DOOR CTRL AUX BLOWER SPEED BLK WIRE BLK/WHT WIRE 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 DRL AMBIENT LIGHT SENS SIG ECT ELECTRIC VARIABLE DISPLACEMENT COMPRESSOR SPLY 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 GRN WIRE GRY WIRE HI SPD CLG FAN HI SPD DATA + HOT AT ALL TIMES HVAC CONTROL MODULE HVAC FUSE I/P FUSE BLOCK I/P FUSE BLOCK (BEHIND RIGHT END OF DASH) INDICATOR LO SPD CLG FAN LOGIC LOW REF LOW SPEED GMLAN LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER MODE POWER MODE GND B+ LOW SPEED GMLAN PPL PPL PNK WIRE PPL/WHT WIRE REAR DEFOG REAR WINDOW DEFROST SWITCH RECIRCULATE RECIRCULATE GND RED WIRE RED/WHT WIRE RH AIR TEMP SW SIG RH AIR TEMP SW SIG AUX MODE AUX MODE DOOR CTRL TAN WIRE TAN/BLK WIRE TEMPERATURE TEMPERATURE GND WHT WIRE YEL WIRE

3 4 5 6 7 PNK WIRE 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 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 ORG/ WIRE PNK 4 5 WIRE PNK WIRE PPL PPL PNK WIRE PPL/WHT 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 FRONT WHEELWELL) WHT WIRE YEL WIRE

1 2 B+ LOW REF 2 1 BLOWER VOLT LOW REF 6 5 4 3 2 1 B+ GND AUX BLOWER SPEED AUX BLOWER SPEED AUX TEMPERATURE AUX MODE AUX TEMP AUX TEMPERATURE 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 HVAC CONTROL ASSEMBLY AUXILIARY MODE ACTUATOR (ON REAR HVAC MODULE) 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 VOLT BRN WIRE DK GRN WIRE FLOOR MODE FLOOR MODE FLOOR/VENT FLOOR/VENT GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC BLWR FUSE LOGIC LOW REF LT GRN WIRE LT GRN/WHT WIRE ORG/ WIRE PNK 4 5 WIRE PNK WIRE PPL/WHT WIRE RED/BLK WIRE RED/WHT WIRE RR HVAC FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ABOVE RIGHT FRONT WHEELWELL) VENT MODE VOLT VOLT GND WHT WIRE YEL WIRE

AIR TEMPERATURE DOOR AIR TEMPERATURE DOOR ACTUATOR BLOWER SPEED BLOWER SPEED MODE DOOR CTRL TEMPERATURE DOOR CTRL BRN WIRE COMPUTER DATA LINES SYSTEM DEFROST MODE DEFROST MODE DEFROST/FLOOR MODE FLOOR MODE FLOOR/VENT MODE VENT MODE DEFROST/FLOOR MODE DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE COOLANT TEMPERATURE GAUGE EVAPORATOR TEMPERATURE SENSOR EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF HVAC MODULE) FLOOR MODE FLOOR/VENT MODE GRY WIRE GRY/BLK WIRE HVAC CONTROL MODULE INSTRUMENT CLUSTER LOGIC LOGIC INSTRUMENT CLUSTER LOW REF LT GRN WIRE LT GRN/WHT WIRE MODE ACTUATOR MODE DOOR CTRL MODE MOTOR VOLT MODE MOTOR VOLT TEMPERATURE VOLT LOW REF MODE POS MODE POS RECIRCULATION POS BLOWER SPEED MODE DOOR CTRL ORG/ WIRE PPL RECIRCULATION ACTUATOR RECIRCULATION DOOR A RECIRCULATION DOOR A TEMPERATURE A LOW REF LOW REF RECIRCULATION DOOR CTRL B RECIRCULATION DOOR CTRL B AIR TEMPERATURE DOOR RECIRCULATION POS TAN WIRE TAN/BLK WIRE TEMPERATURE A TEMPERATURE DOOR CTRL TEMPERATURE POS TEMPERATURE POS TEMPERATURE SENS SIG MODE DOOR CTRL TEMPERATURE SENS SIG TEMPERATURE VOLT VENT MODE WHT WIRE WHT/BLK WIRE YEL WIRE