Cadillac CT6 I (2016-2019) underhood fuse block Wiring diagrams

ABS PUMP FUSE ABS VLV FUSE BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SENS SIG BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE MODULATOR BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE (LOWER LEFT FRONT OF ENGINE COMPT) GRN/GRY WIRE GRN/VIO WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIG LR PARK BRAKE MOTOR APPLY CTRL LR PARK BRAKE MOTOR LOW REF LR WHEEL SPD SENS CTRL PARK BRAKE APPLY SW SIG PARK BRAKE APPLY SW VOLT REF PARK BRAKE CONTROL SWITCH PARK BRAKE REL SW PARK BRAKE REL SW SIG PARK BRAKE SW SIG PARK BRAKE SW SPLY RED/YEL WIRE RF WHEEL SPD SENS CTRL RF WHEEL SPD SENS SIG RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RR PARK BRAKE MOTOR APPLY CTRL RR PARK BRAKE MOTOR LOW REF RR WHEEL SPD SENS CTRL RR WHEEL SPD SENS SIG SERIAL DATA COMM ENABLE SHIFT INTERLOCK SYSTEM UNDERHOOD FUSE BLOCK VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

3.0L TURBO 3.6L 3.6L, 3.0L TURBO ACTIVE GRILLE AIR SHUTTER 1 ACTUATOR BLK WIRE BLK/WHT WIRE CHARGE AIR COOLER COOLANT PUMP COOLING FAN MOTOR ENGINE CONTROL MODULE ENGINE OIL LEVEL SWITCH HEATER COOLANT PUMP HOOD ENGINE SWITCH HORN ASSEMBLY HYBRID/EV POWERTRAIN CONTROL MODULE 1 LEFT CORNERING LAMP LEFT FRONT SHORT RANGE RADAR SENSOR MODULE LEFT FRONT SIDE MARKER LAMP LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP CONTROL MODULE LEFT HEADLAMP COOLING FAN LEFT HEADLAMP LEVELING ACTUATOR LEFT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE MASS AIR FLOW/INTAKE AIR TEMPERATURE SENSOR MULTI-FUNCTION INTAKE AIR SENSOR NCA WIRE NIGHT VISION CAMERA WASHER PUMP POWER INVERTER MODULE POWER STEERING CONTROL MODULE RIGHT CORNERING LAMP RIGHT FRONT SHORT RANGE RADAR SENSOR MODULE RIGHT FRONT SIDE MARKER LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP CONTROL MODULE RIGHT HEADLAMP COOLING FAN RIGHT HEADLAMP LEVELING ACTUATOR RIGHT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE STARTER PINION SOLENOID ACTUATOR RELAY TRANSFER CASE CONTROL MODULE TRANSMISSION CONTROL MODULE UNDERHOOD FUSE BLOCK WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP

2.0L TURBO 3.6L, 3.0L TURBO A/C COMPRESSOR AUXILIARY HEATER COOLANT PUMP BLK WIRE BLK/WHT WIRE BRAKE BOOSTER CONTROL MODULE BRAKE FLUID LEVEL SWITCH BRN/WHT WIRE COOLANT HEATER CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE ENGINE OIL LEVEL SWITCH HEATER COOLANT PUMP HYBRID/EV BATTERY PACK COOLANT PUMP HYBRID/EV ELECTRONICS COOLANT PUMP IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LONG RANGE RADAR SENSOR MODULE MULTI-FUNCTION INTAKE AIR SENSOR PASSENGER PRESENCE MODULE POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE LOGIC STARTER PINION SOLENOID ACTUATOR RELAY TRANSMISSION CONTROL MODULE UNDERHOOD FUSE BLOCK W/ INTEGRATED BRAKE ASSIST WHT WIRE WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY

AMBIENT LIGHT/ SUNLOAD SENSOR, BATTERY STATE OF CHARGE INDICATOR BATTERY SAVER RELAY 1 BATTERY SAVER RELAY 2 BLK WIRE BLU WIRE BODY CONTROL MODULE BRN WIRE COLLISION ALERT INDICATORS DATA LINK CONNECTOR DOOR DEAD LOCK RELAY DRIVER MONITORING SYSTEM CONTROL MODULE FUEL FILL DOOR LOCK RELAY HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HORN SWITCH IGNITION MAIN RELAY IGNITION MODE SWITCH INSTRUMENT CLUSTER INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL DIMMER SWITCH INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL MULTI-FUNCTION SWITCH 1 LEFT FRONT INNER FLOOR COURTESY LAMP LEFT FRONT OUTER FLOOR COURTESY LAMP LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT TRANSMISSION MANUAL SHIFT SWITCH LEFT UPPER STEERING WHEEL CONTROLS SWITCH LOGIC MULTI-AXIS ACCELERATION SENSOR 2 NIGHT VISION CAMERA WASHER PUMP RELAY PARK BRAKE CONTROL SWITCH REAR BODY FUSE BLOCK REAR DEFOGGER RELAY RETAINED ACCESSORY POWER RELAY RIGHT LOWER STEERING WHEEL CONTROLS SWITCH RIGHT TRANSMISSION MANUAL SHIFT SWITCH RIGHT UPPER STEERING WHEEL CONTROLS SWITCH SERIAL DATA GATEWAY MODULE STEERING COLUMN FRICTION CONTROL MODULE STEERING COLUMN LOCK MODULE LOGIC STEERING COLUMN POSITION CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL ANGLE SENSOR MODULE STEERING WHEEL HEATER STEERING WHEEL HEATING CONTROL MODULE STEERING WHEEL LANE CENTERING INDICATORS TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK W/O HEAD-UP DISPLAY WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY

BATTERY FUSE BLOCK BLK WIRE COMPUTER DATA LINES SYSTEM DISPLY FUSE DRIVER WINDOW SWITCH FUSE 3 FUSE 7 GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL MULTI-FUNCTION SWITCH 1 INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 IP BODY IGN FUSE LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT REAR SEAT HEATING/VENTING/ COOLING SWITCH LEFT UPPER STEERING WHEEL CONTROLS SWITCH LOGIC PASSENGER AIR BAG DISABLED INDICATOR POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RIGHT LOWER STEERING WHEEL CONTROLS SWITCH RIGHT REAR SEAT HEATING/VENTING/ COOLING SWITCH RIGHT UPPER STEERING WHEEL CONTROLS SWITCH SUPLY VOLT UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT WIRE YEL/BLK WIRE

ACTIVE SAFETY CONTROL MODULE ALERT LED CTRL B+ VOLT BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE CAMERA FUSE COLLISION ALERT IND COLLISION ALERT INDICATORS COMPUTER DATA LINES SYSTEM DIMMING CTRL DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION SWITCH FRONT OBJECT SENS CTRL 2 COMM ENABLE FUSE 3 GRN WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT PANEL FUSE BLOCK IP BODY IGN FUSE LANE DEPARTURE WARNING IND CTRL LANE KEEP ASSIST IND LANE KEEP ASSIST SWITCH LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT UPPER STEERING WHEEL CONTROLS SWITCH LO SPD GMLAN SERIAL DATA LOGIC LOGIC INSTRUMENT CLUSTER POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE REFLECTED LED DISPLAY DIMMING CTRL RES+ RIGHT UPPER STEERING WHEEL CONTROLS SWITCH SAFETY FUSE SERIAL DATA (-) (1) SERIAL DATA (-) 1 SERIAL DATA (-) 4 SET- STEERING WHEEL AIR BAG COIL UNDERHOOD FUSE BLOCK UP/DOWN SW SIG VIO/GRY WIRE VIO/WHT WIRE W/O HEADUP DISPLAY WHT WIRE WHT/RED WIRE WINDSHIELD FRONT VIEW CAMERA

ABS PUMP FUSE B+ VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE EXCEPT HYBRID GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT PARK BRAKE ACTUATOR LOGIC LOW SPEED GMLAN SERIAL DATA LR PARK BRK MTR APPLY CTRL LR PARK BRK MTR LOW REF PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW PARK BRK RELEASE SW SIG PARK BRK SW SIG PARK BRK SW SPLY PARK IND RED/YEL WIRE RIGHT PARK BRAKE ACTUATOR RR PARK BRK MTR APPLY CTRL RR PARK BRK MTR LOW REF SERVICE PARK BRAKE IND UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/RED WIRE

BATT POS VOLT BLK WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT REAR BACK SEAT HEATING ELEMENT LEFT REAR CUSHION SEAT HEATING ELEMENT LIN SERIAL DATA BUS 2 LR CUSHION ELEMENT CTRL LR CUSHION ELEMENT LO REF LR CUSHION NTC LO REF LR CUSHION NTC SIG LR FAN SPD CTRL LR HTD SEAT ELEMENT CTRL LR SEAT BACK NTC SIG REAR BODY FUSE BLOCK REAR SEAT HEATING CONTROL MODULE (UNDER CENTER OF REAR SEATS) RED WIRE RED/WHT WIRE RR CUSHION ELEMENT CTRL RR CUSHION ELEMENT LO REF RR CUSHION NTC SIG RR FAN SPD CTRL RR HTD SEAT ELEMENT CTRL RR HTD SEAT FUSE RR NTC LO REF RR SEAT BACK NTC SIG RT HTD SEAT FUSE RUN/CRANK IGN 1 VOLT UNDERHOOD FUSE BLOCK VIO/WHT WIRE W/ LUXURY W/ LUXURY W/O LUXURY W/ SUPER CRUISE PACKAGE W/O SUPER CRUISE PACKAGE W/O LUXURY WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) COMPUTER DATA LINES SYSTEM DOOR OPEN SW SIG DRIVER DOOR LATCH ASSEMBLY ESCL FUSE GND LO SPD GMLAN SERIAL DATA GRN WIRE GRN/VIO WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK KEYLESS ENTRY CONTROL MODULE LO SPD GMLAN SERIAL DATA LOGIC OFF/ACCESSORY VOLT RED/GRY WIRE STEERING COLUMN LOCK MODULE (UNDER SIDE OF STEERING COLUMN) STR COL LK FUSE STRG COL LOCK SIG STRG COL LOCK STATUS SIG STRG LOCK SIG UNDERHOOD FUSE BLOCK WHT WIRE

1-BK 2-BK LVDS AUDIO COMM SIG 2 LO REF 1 AUDIO SIG 1 AUXILIARY BU LVDS VIDEO SIG BATT POS VOLT BATT POS VOLT ENTERTAINMENT REMOTE ENABLE SIG BATT POS VOLT REMOTE MEDIA EJECT SIG BATTERY FUSE BLOCK BK DISPLAY SIG BK LVDS BK LVDS DISPLAY SIG BK LVDS REMOTE DISPLAY SIG BK USB USB SERIAL DATA BLK/WHT WIRE BN LVDS AUXILIARY VIDEO SIG BRN WIRE COMM SIG 2 COMPUTER DATA LINES SYSTEM DRIVER SEATBACK VIDEO DISPLAY ENTERTAINMENT REMOTE ENABLE SIG FUSE 3 GMLAN SERIAL DATA GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GY LVDS GY USB USB SERIAL DATA HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED INSTRUMENT PANEL FUSE BLOCK LDW FUSE LH AUXILIARY AUDIO SIG 1 LOGIC AUDIO/VIDEO INPUT ADAPTER LOGIC INFO DISPLAY MODULE LOGIC MEDIA DISC EJECT SWITCH LVDS LVDS 2-BK LVDS GY USB SERIAL DATA MEDIA DISC PLAYER MOST CONTROL NCA WIRE PASSENGER SEATBACK VIDEO DISPLAY POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER RADIO FUSE REAR BODY FUSE BLOCK RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE REMOTE MEDIA EJECT SIG RH AUXILIARY AUDIO SIG 1 RSE DISP FUSE SERIAL DATA SERIAL DATA (+) SIG GND SERIAL DATA BUS 10 SIG GND UNDERHOOD FUSE BLOCK USB USB SERIAL DATA VIO/GRY WIRE W/ LUXURY SEAT W/O LUXURY SEAT WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE