GMC Terrain I (2009-2015) Manual a/c circuit

1 2 PPL BLOWER MTR SPLY VOL LOW REF A/C EVAPORATOR TEMPERATURE SENSOR (RIGHT CENTER OF HVAC MODULE) AIR RECIRCULATION DOOR ACTUATOR (CENTER OF HVAC MODULE) AIR TEMPERATURE DOOR ACTUATOR (CENTER OF HVAC MODULE) BLK WIRE BLK/WHT WIRE BLOWER MOTOR (LOWER RIGHT SIDE OF DASH) BLOWER MOTOR CONTROL MODULE (ON BLOWER MOTOR) BLOWER MOTOR SPEED CONTROL BLOWER MTR SPD CTRL BLWR FRT FUSE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE ELECTRIC VARIABLE DISP CTRL PPL ELECTRIC VARIABLE DISP COMP SPLY EVAP CORE TEMPERATURE SENS SIG GND BATT POS VOL GROUND IGNITION VOLTAGE PNK WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED HVAC BATT FUSE HVAC CONTROL MODULE HVAC IGN FUSE INSTRUMENT PANEL FUSE BLOCK (RIGHT CENTER OF DASH) LOCAL INTERCONNECT NETWORK 9 LOW REFERENCE REAR DEFOG RELAY CONTROL LT BLU WIRE LT GRN WIRE MODE DOOR CONTROL MODE DOOR CONTROL MODE DOOR POSITION SIGNAL ORG/ WIRE PNK WIRE PPL RADIO/HVAC CONTROLS RED/BLK WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE WHT WIRE YEL WIRE

2500 2501 COMPUTER DATA LINES SYSTEM 39 40 DATA BUS + DATA BUS - 410 2761 (OR 476) 42 59 HIGH SPD LOW SPD 8 24 ECT SENS SIG LOW REF A/C CMPRSR FUSE A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY BLK WIRE BLK/WHT WIRE BRN WIRE COOL FAN 1 FUSE COOL FAN 2 FUSE COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY COOLING FAN MOTOR (RIGHT FRONT OF ENGINE COMPT, BEHIND RADIATOR) COOLING FAN RESISTOR (REAR OF COOLING FAN SHROUD) COOLING FAN SPEED CONTROL RELAY (3.6L) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY GRY WIRE HOT AT ALL TIMES LOW REF SENS SIG RLY CTRL LT BLU WIRE LT GRN WIRE MODE DOOR ACTUATOR (LEFT SIDE OF HVAC MODULE) ORG/BLK WIRE PPL RED WIRE TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE