Cadillac ATS I (2012-2014) rain/ambient light sensor module (center top of wiring diagram

1 2 3 B+ LIN GND AUXILIARY UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) BATTERY FUSE BLOCK BLK WIRE BLK/GRY WIRE BLU WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DELAY SWITCH FRONT WINDSHIELD WIPER SWITCH HIGH SIGNAL FUSE 6 (ON BATTERY) GMLAN GMLAN SERIAL SERIAL DATA (-) DATA (+) GRN WIRE GRN/BRN WIRE GRY WIRE GRY/PPL WIRE HDLP WASH FUSE HEADLAMP WASHER PUMP (RIGHT FRONT WHEELWELL) HEADLAMP WASHER PUMP RELAY HIGH LOW INT HIGH MIST LOW OFF INT HOT AT ALL TIMES HOT AT ALL TIMES THEFT MDL/ UGDO/RAIN SNSR FUSE INSTRUMENT CLUSTER LOW SPD GMLAN SERIAL DATA LOW WASHER FLUID CTRL PPL DRIVER INFORMATION CENTER (DIC) LOGIC DISPLAY PPL RAIN/AMBIENT LIGHT SENSOR MODULE (CENTER TOP OF REAR BODY FUSE BLOCK (LEFT SIDE OF LUGGAGE COMPT) RED WIRE RED/BLU WIRE RELAY SYSTEM UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) W/ HIGH PRESSURE HEADLAMP WASHER W/O HIGH PRESSURE HEADLAMP WASHER WASH FUSE WASHER SWITCH MIST OFF WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WINDSHIELD WASHER FLUID LEVEL SWITCH (RIGHT FRONT WHEELWELL) WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP (RIGHT FRONT WHEELWELL) WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SWITCH SIGNAL WINDSHIELD WIP MTR RLY COIL SPLY VOLT WINDSHIELD WIPER MOTOR (UNDER DRIVER SIDE COWL PANEL) WINDSHIELD WIPER MOTOR PARK SW SIG WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SWITCH LOW REFERENCE WINDSHIELD WIPER/ WASHER SWITCH WIPER SWITCH WPR FRT FUSE YEL/BLU WIRE YEL/BRN WIRE