Cadillac XT4 I (2018-2023) heater core outlet temp sig Wiring diagrams

A/C COMPRESSOR CLTH RLY CTRL A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMPERATURE SENSOR BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLOCK ENGINE COOLANT FLOW CONTROL VALVE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE ACTR CTRL HI COOLANT DIVERTER VALVE ACTR CTRL LO COOLANT DIVERTER VALVE POSI SIG COOLING TEMP SNS 2 SIG ENG CTRL SENSS 5 VOLT REF (1) ENG CTRL SENSS 5 VOLT REF (2) ENG CTRL SENSS 5 VOLT REF (3) ENG CTRL SENSS LOW REF (1) ENG CTRL SENSS LOW REF (2) ENGINE CONTROL MODULE (ENGINE COMPT, RIGHT SIDE OF BATTERY) ENGINE COOLANT BYPASS VALVE ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 GRN WIRE GRN/BLK WIRE HEATER CORE INLET TEMP SIG HEATER CORE OUTLET TEMP SIG HI SPEED GMLAN SERIAL DATA (+) 1 OUTSIDE AMBIENT AIR TEMPERATURE SENS SIG HI SPEED GMLAN SERIAL DATA (-) 1 HOT W/ IGNITION MAIN RELAY ENERGIZED LOGIC RADIATOR COOLANT TEMPERATURE SENSOR RIGHT SIDE OF RADIATOR) RUN/CRANK IGNITION 1 VOLTAGE SIG GND UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLOCK ENGINE COOLANT FLOW CONTROL VALVE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BRN/BLU WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE ACTR CTRL HI COOLANT DIVERTER VALVE ACTR CTRL LO COOLANT DIVERTER VALVE POSI SIG DRIVER INFORMATION CENTER DISPLAY ENG CTRL SENSS 5 VOLT REF (2) ENG CTRL SENSS LOW REF (1) ENG CTRL SENSS LOW REF (2) ENGINE CONTROL MODULE (ENGINE COMPT, RIGHT SIDE OF BATTERY) ENGINE COOLANT BYPASS VALVE ENGINE COOLANT COOLANT FLOW CONTROL VALVE ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ETHER NET BUS 7(+) ETHER NET BUS 7(-) GND GRN/BLK WIRE GRY/BLU WIRE HEATER CORE OUTLET TEMP SIG HI SPEED GMLAN SERIAL DATA (-) 1 HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN INSTRUMENT CLUSTER LOGIC LOW REF RUN/CRANK IGNITION 1 VOLTAGE SENSOR 2 SIG SIG GND TEMP SIG UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/RED WIRE YEL/BLK WIRE

"CHECK ENGINE" IND CTRL A/C COMPRESSOR CLUTCH RLY CTRL A/C REFRIGERANT PRESS SENS SIG ACCELERATOR PEDAL POSITION LO REF 1 ACCELERATOR PEDAL POSITION LO REF 2 ACCELERATOR PEDAL POSITION SIG 1 ACCELERATOR PEDAL POSITION SIG 2 ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BATT POS VOLT BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BRAKE POSITION SENS SIG BRN/RED WIRE BRN/WHT WIRE CAMSHAFT CAM W SIG CAMSHAFT CAM X GND CAMSHAFT CAM X SIG CAMSHAFT CAM Y GND CAMSHAFT CAM Z CTRL CAMSHAFT CAM Z GND CAMSHAFT CAM Z SIG CAMSHAFT EXHAUST LOBE AXIAL POSITION SIG (1) CAMSHAFT EXHAUST LOBE AXIAL POSITION SIG (2) CAMSHAFT INTAKE LOBE AXIAL POSITION SIG (1) CAMSHAFT INTAKE LOBE AXIAL POSITION SIG (2) CAMSHAFT STEPPER A CTRL CAMSHAFT STEPPER B CTRL CAMSHAFT STEPPER C CTRL CAMSHAFT STEPPER D CTRL CAMSHAFT STEPPER POSITION SEN 1 SIG CAMSHAFT STEPPER POSITION SEN 2 GND CAMSHAFT STEPPER POSITION SEN 2 SIG CAMSHAFT STEPPER POSITION SENS SIG COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG COOLING FANS SYSTEM CRUISE/ETC/TCC BRAKE SIG ENGINE CONTROL MODULE (ENGINE COMPT, RIGHT SIDE OF BATTERY) FUEL PUMP PRIMARY RLY CTRL GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/YEL WIRE HEATER CORE OUTLET TEMP SIG HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) 7 HOOD OPEN SW SIG MASS AIR FLOW SEN SIG OUTSIDE AMBIENT AIR TEMP SEN SIG POWERTRAIN MAIN RLY FUSED SUPLY 2 POWERTRAIN MAIN RLY FUSED SUPLY 3 POWERTRAIN RLY COIL CTRL RED/WHT WIRE RUN/CRANK IGNITION 1 VOLT SERIAL DATA BUS 24 SIG GND STARTER ENABLE RLY CTRL STARTER PINION SOL RLY CTRL STARTING/ CHARGING SYSTEM STEP CAM A CTRL STEP CAM B CTRL VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT WIRE