Cadillac CT6 I facelift (2018-2023) blk Wiring diagrams

AIR QUALITY SENSOR AMBIENT LIGHT/SUNLOAD SENSOR (W/ STOP/START SYSTEM) (TOP CENTER OF DASH) AUTO AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR CONTROL MODULE BATT POS BLK WIRE BLOWER MOTOR BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DISPLAY DOOR LOCKS, ANTI-THEFT SYSTEMS FAN DOWN FAN UP GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GROUND GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROLS IGN LOGIC LOW REF MOTOR CTRL OFF PASSENGER RADIO/ HVAC CONTROLS REAR BODY FUSE BLOCK REAR WINDOW DEFOGGER IND RED/BLU WIRE RED/VIO WIRE SENS SIG SPEED CTRL SWITCH TEMPERATURE VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/WHT WIRE VOLT WHT WIRE

A/C COMPRESSOR (LOWER LEFT SIDE OF ENGINE) A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE AMBIENT AIR TEMPERATURE SENSOR AUTO AUXILIARY MODE DOOR ACTUATOR BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/GRN WIRE BRN/VIO WIRE BUS SIG COMPUTER DATA LINES SYSTEM DATA DATA BUS - DISPLAY ENGINE CONTROLS SYSTEM FAN DOWN FAN UP GRN WIRE GRN/BLU WIRE GRN/YEL WIRE LEFT OUTLET LEFT REAR LEFT UPPER AUXILIARY AIR TEMPERATURE DOOR ACTUATOR LOGIC POWER RED/BLU WIRE RIGHT CENTER CONSOLE AUXILIARY AIR TEMPERATURE DOOR ACTUATOR RIGHT OUTLET RIGHT REAR RIGHT UPPER AUXILIARY AIR TEMPERATURE DOOR ACTUATOR SERIAL SIG SPLY SWITCH TEMPERATURE VOLT

BATT POS VOLT BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE DATA COMM ENABLE DATA LINK CONNECTOR (BOTTOM LEFT SIDE OF DASH) GRN WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (+) 9 HI SPD GMLAN SERIAL DATA (-) 11 HI SPD GMLAN SERIAL DATA (-) 12 HI SPD GMLAN SERIAL DATA (-) 13 HI SPD SER DATA (-) 2 HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFO DISPLAY MODULE INSTRUMENT PANEL FUSE BLOCK LO SPD SER DATA LO SPD SER DATA 2 LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA 2 LOW SPEED GMLAN SERIAL DATA 3 RED/GRN WIRE RED/WHT WIRE SERIAL DATA GATEWAY MODULE (RIGHT OF STEERING COLUMN) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE

BATT POS VOLT BLK WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE DATA COMM ENABLE DATA LINK CONNECTOR (BOTTOM LEFT SIDE OF DASH) GRN WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (+) 9 HI SPD GMLAN SERIAL DATA (-) 11 HI SPD GMLAN SERIAL DATA (-) 13 HI SPD SER DATA (-) 2 HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFO DISPLAY MODULE INSTRUMENT PANEL FUSE BLOCK INTERFACE CTRL LO SPD LO SPD SER DATA LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA 2 LOW SPEED GMLAN SERIAL DATA 3 MODULE LIN BUS 1 RED/GRN WIRE RED/WHT WIRE SER DATA (+) 2 SERIAL DATA GATEWAY MODULE (RIGHT OF STEERING COLUMN) STEERING WHEEL ANGLE SENSOR MODULE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE

3.6L 4.2L TURBO ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRAKE APPLY SENS CTRL BRAKE PEDAL POSITION SENSOR BRK APLY SENS SIG BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE IND CRUISE SWITCH CRUISE/ETC/TCC BRK SIG DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION SWITCH GAP UP/DOWN SW SIG GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT CLUSTER LANE KEEP ASSIST SWITCH LEFT LOWER STEERING WHEEL CONTROLS SWITCH LEFT UPPER STEERING WHEEL CONTROLS SWITCH LOGIC LOW REF LOW SPD GMLAN SERIAL DATA 2 POWER SUPPLY TRANSFORMER REAR BODY FUSE BLOCK RED WIRE RED/GRY WIRE RED/VIO WIRE RES+ SET- SET/COAST/RESUME/ ACCELERATE SW SIG STEERING WHEEL AIR BAG COIL SUPER CRUISE VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/WHT WIRE

ACTIVE STEERING CONTROL MODULE BLK WIRE BLK/WHT WIRE BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/GRY WIRE GROUND GROUND 13 HOT W/ IGNITION MAIN RELAY ENERGIZED LOGIC MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE N/A NCA WIRE ORG/ WIRE PNK WIRE REAR BODY FUSE BLOCK RED WIRE RED/BRN WIRE RED/GRY WIRE RUN/CRANK IGNITION 1 VOLTAGE 14 SEATS SYSTEM SECONDARY FUSED BATTERY POSITIVE VOLTAGE 82 STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER FUSE HOLDER STEERING WHEEL HEATING SWITCH LED CONTROL STEERING WHEEL HEATING SWITCH SIGNAL STEERING WHEEL TOUCH SENSORS UNDERHOOD FUSE BLOCK VIO/GRY WIRE WHT WIRE

AUTOMATIC TRANSMISSION ASSEMBLY (UNDER FRONT CENTER OF VEHICLE) BLK WIRE BLK/BLU WIRE BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/GRY WIRE GRN/PPL WIRE GRN/YEL WIRE GRY/BLU WIRE HI SPD GMLAN SERIAL DATA (-) (1) INPUT SPD SIG LOGIC NAVIGATION SYSTEM NCA WIRE OUTPUT SPD SIG RED WIRE RED/BRN WIRE TRANS INPUT SPD SIG TRANS INTERMEDIATE SPD SIG TRANSMISSION CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION INTERMEDIATE SPEED SENSOR 1 TRANSMISSION INTERMEDIATE SPEED SENSOR 2 TRANSMISSION OUTPUT SHAFT SPEED SENSOR TRANSMISSIONS SYSTEM VIO/GRN WIRE WHT WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/ORG WIRE

BATTERY FUSE BLOCK BLK WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR GRN WIRE HOT AT ALL TIMES HVAC CONTROL MODULE HVAC CONTROLS LEFT "C" PILLAR) LEFT REAR WINDOW DEFOGGER NOISE FILTER LO SPD SERIAL DATA LOGIC PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS RADIO/ HVAC CONTROLS REAR BODY FUSE BLOCK REAR DEFOG RLY CTRL REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RELAY RED/GRY WIRE RIGHT REAR WINDOW DEFOGGER NOISE FILTER

BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GMLAN SER DATA - (1) GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GROUND HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 2 HOT AT ALL TIMES LEFT FRONT SHOCK ABSORBER ACTUATOR LEFT REAR SHOCK ABSORBER ACTUATOR LF STRUT MTR DEC DAMPING CTRL LF STRUT MTR INC DAMPING CTRL LF STRUT SENS LOW REF LF STRUT SENS SIG LR STRUT MTR DEC DAMPING CTRL LR STRUT MTR INC DAMPING CTRL LR STRUT SENS LOW REF LR STRUT SENS SIG NCA WIRE REAR BODY FUSE BLOCK RED/GRN WIRE RF STRUT MTR DEC DAMPING CTRL RF STRUT MTR INC DAMPING CTRL RF STRUT SENS LOW REF RF STRUT SENS SIG RIGHT FRONT SHOCK ABSORBER ACTUATOR RIGHT REAR SHOCK ABSORBER ACTUATOR RR STRUT MTR DEC DAMPING CTRL RR STRUT MTR INC DAMPING CTRL RR STRUT SENS LOW REF RR STRUT SENS SIG SERIAL DATA COMM ENABLE SUSPENSION CONTROL MODULE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

ANTENNA SIG HIGH ANTENNA SIG LOW BATTERY POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DETENT LIFTGATE SIG DRIVER INFORMATION CENTER DISPLAY GRN WIRE GRN/BRN WIRE GROUND GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 2 ENERGIZED INSTRUMENT CLUSTER INTERIOR REAR COMPARTMENT LID UNLATCH SWITCH LIFTGATE AJAR SW SIG 2 LIFTGATE ANGLE SENSOR LIFTGATE CLOSE SW LED CTRL LIFTGATE CLOSE SW SIG LIFTGATE CLOSE SWITCH LIFTGATE CONTROL MODULE LIFTGATE LATCH ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) LIFTGATE MODE SW SIG LIFTGATE MOTOR LIFTGATE MOTOR ASSEMBLY LIFTGATE MTR CLOSE CTRL LIFTGATE MTR LOW REF LIFTGATE MTR OPEN CTRL LIFTGATE OBJECT SENS LO REF LIFTGATE POSITION LIFTGATE POSITION SENS LO REF LIFTGATE POSITION SENS SIG 1 LIFTGATE POSITION SENS SIG 2 LIFTGATE UNLATCH SWITCH LIN BUS 1 LO REF LO SPD GMLAN SERIAL DATA LOCAL INTERCONNECT N/W SERIAL DATA BUS 18 LOGIC LOW SPEED GMLAN SERIAL DATA LOWER HANDS-FREE LIFTGATE SENSOR NCA WIRE REAR BODY FUSE BLOCK REAR OPEN/ CLOSE SW RED/GRY WIRE RED/VIO WIRE RR LIFTGATE OPEN/CLOSE SW SIG UPPER HANDS-FREE LIFTGATE SENSOR WHT WIRE YEL WIRE