Cadillac STS I facelift (2007-2011) Automatic a/c circuit

28 CM 29 PNK WIRE 5 6 7 8 PPL AUXILIARY MODE ACTUATOR (INSIDE CENTER CONSOLE, ON RIGHT REAR SIDE) BATT POSITIVE VOLT LOW REF GND BLK WIRE BLK/WHT WIRE BLOWER MTR SPD CTRL BLU WIRE BLWR FUSE BRN WIRE CCP FUSE (RIGHT FRONT SIDE OF ENGINE COMPT) CCP/ RLY COILS COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK GRN WIRE DK LT FRT BLWR RELAY FUSE GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/ CRNK RELAY ENERGIZED HVAC CONTROL MODULE (CENTER OF DASH, BELOW RADIO) INTERIOR LIGHTS SYSTEM 1614 2273 1236 1199 LED BACKLIGHT DIMMING CTRL LOW SPD GMLAN SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT LT LT PPL MEDIUM BLOWER MTR CTRL NCA WIRE ORG/ WIRE PNK RUN/CRANK IGN 1 VOLT WIRE PPL PPL/WHT WIRE RECIRCULATION ACTUATOR (ON HVAC MODULE, LEFT OF BLOWER MOTOR) RED WIRE RED/WHT WIRE TAN WIRE TAN/RED WIRE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 BLOWER MTR SPLY VOLT BLOWER MTR FAN CTRL PPL 2 PPL/ 20 PNK WIRE 5 6 7 8 PPL AUXILIARY HVAC CONTROL MODULE (W/ REAR HEATED SEAT) BLK WIRE BLOWER MOTOR (UNDER DASH, BEHIND GLOVE BOX) BLOWER MOTOR CONTROL MODULE (BEHIND RIGHT SIDE OF INSTRUMENT PANEL) BLOWER MTR RESISTOR ASSEMBLY SPLY VOLT BLOWER MTR SPD CTRL BLU WIRE DK BLU WIRE DK BLU/BLK WIRE EVAPORATOR TEMPERATURE SENSOR (INSIDE HVAC CASE, AT EVAPORATOR CORE) GND VOLT 4 LT 3 PNK WIRE GRN WIRE GRY WIRE GRY/BLK WIRE HOT W/ RUN/ CRNK RELAY ENERGIZED HTD WASH/ AQS FUSE LEFT AIR TEMPERATURE ACTUATOR (LEFT CENTER OF DASH, ON LEFT SIDE OF HVAC MODULE) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/ WIRE PPL PPL LT PPL/WHT WIRE RED WIRE RUN/CRANK IGN 1 SIDE OF ENGINE COMPT) TAN WIRE TAN/RED WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

3.6L, 4.6L W/O TRAILER PROVISIONS 4.4L, 4.6L 3.6L 4.4L, 4.6L W/ TRAILER PROVISIONS 4.6L 4.4L 3.6L 5514 (OR 2751) A/C CMPRSR CLUTCH RELAY CTRL A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C REFRIG PRESS SENS BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENSOR SIGNAL ENGINE COOLING FAN ENGINE COOLING FAN RESISTOR FAN 1 FUSE A/C CLUTCH FUSE FAN-2 FUSE GRN WIRE GRY WIRE HI FAN SPD RELAY HI SPD FAN RLY CTRL HOT AT ALL TIMES HOT W/ PWR/ TRN RELAY ENERGIZED LEFT ENGINE COOLING FAN (BEHIND RADIATOR) LO FAN SPD RELAY LOW REF LOW REFERENCE LOW SPD FAN RLY CTRL LT BLU WIRE MODE ACTUATOR (ON TOP LEFT SIDE OF HVAC MODULE) ORG/ WIRE ORG/BLK WIRE POST 02 SNSR FUSE RIGHT ENGINE COOLING FAN (BEHIND RADIATOR) S/P FAN RELAY SERIAL DATA BUS- TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE