Cadillac CT6 I (2016-2019) blu/brn Wiring diagrams

AIR QUALITY SENS SIG AUXILIARY AIR TEMP SENS SIG BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLOWER MOTOR SPEED CTRL BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE CABIN HEATER COOLANT MOTOR CTRL CABIN HEATER COOLANT MOTOR FEEDBACK COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DISPLY FUSE DUAL ZONE DUCT CENTER CONSOLE AUXILIARY AIR TEMPERATURE SENSOR DUCT LEFT LOWER AUXILIARY AIR TEMPERATURE SENSOR DUCT LEFT UPPER AUXILIARY AIR TEMPERATURE SENSOR DUCT RIGHT LOWER AUXILIARY AIR TEMPERATURE SENSOR DUCT RIGHT UPPER AUXILIARY AIR TEMPERATURE SENSOR ELEC VARIABLE DISPLACEMENT CTRL ELEC VARIABLE DISPLACEMENT SPLY FRT BLWR FUSE FUSE 7 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROL MODULE HVAC FUSE HYBRID EXCEPT HYBRID INSIDE AIR TEMP SENS SIG INSTRUMENT PANEL FUSE BLOCK IP BODY IGN FUSE J251 (2.0L PLUG-IN HYBRID) LOW SPEED GMLAN SERIAL DATA LOWER AIR TEMP SENS SIG COOLANT TEMP SIG AUXILIARY AIR TEMP SENS SIG POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR BLOWER MOTOR SPEED CTRL REAR DEFOG RLY CTRL RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RUN/CRANK IGNITION 1 VOLTAGE SENS LOW REF SERIAL DATA BUS 19 SERIAL DATA BUS 9 SOLAR SENS DRIVER SIG SOLAR SENS LOW REF UNDERHOOD FUSE BLOCK VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE YEL WIRE

A/C LOW PRESS SENS SIG A/C LOW SIDE PRESSURE SENSOR AAT LOW REF AAT SENS SIG BATT POS BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLOWER MOTOR BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLU WIRE COMM CTRL COMPUTER DATA LINES SYSTEM COOLANT LEVEL IND CTRL COOLANT MOTOR CTRL COOLING FAN CTRL SIG ELECTRIC COOLANT ELECTRIC COOLANT MOTOR ENERGY STORAGE SYSTEM 1 FEEDBACK SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRY WIRE HIGH CTRL HVAC MODE MOTOR HYBRID/EV BATTERY COOLANT LEVEL SWITCH HYBRID/EV ELECTRONICS COOLANT TEMPERATURE SENSOR LOGIC LOW CTRL MOTOR MOTOR CTRL MOTOR FEEDBACK SIG PASSENGER COMPARTMENT HEATER COOLANT CONTROL VALVE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE SENS LOW REF SERIAL DATA (+) (3) SIG GND SPEED SIG SYSTEM 1 COOLANT TEMP SENS SIG VALVE POS SENS SIG VIO/BLU WIRE VIO/BRN WIRE VIO/WHT WIRE VIO/YEL WIRE VOLT WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

ACCM/ SPARE FUSE BATT POS VOLT BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLU WIRE CHCM/ SPARE FUSE COMPUTER DATA LINES SYSTEM COOL PUMP/ COIL ODD FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ESS CL PUMP FUSE EXCEPT HYBRID FEEDBACK SIG GMLAN GRN WIRE GRN/BLK WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY PACK COOLANT PUMP (UNDER REAR OF VEHICLE) HYBRID/EV ELECTRONICS COOLANT PUMP (LEFT REAR OF RADIATOR) INSTRUMENT CLUSTER LOGIC LOW SPD MOTOR CTRL PWR CL PUMP FUSE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SERIAL DATA SIG GND UNDERHOOD FUSE BLOCK VIO/BLK WIRE VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE YEL/GRN WIRE YEL/GRY WIRE

A/C COMPRESSOR (HYBRID) (LOWER LEFT FRONT OF ENGINE) ACCESS WAKEUP BATT 4 (+) BATT MODULE BATT POS BATT POS VOLT BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE COMM CTRL COMPUTER DATA LINES SYSTEM COOLANT HEATER CONTROL MODULE (HYBRID) DATA 1 (+) DATA BUS 19 FUSE 1 FUSE 3 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY WIRE HIGH SPD GMLAN SERIAL HIGH VOLT HIGH VOLT BATT 5 (+) HOT W/ HYBRID/EV BATTERY POSITIVE CONTACTOR RELAY ENERGIZED HYBRID/EV BATTERY CONTACTOR ASSEMBLY HYBRID/EV BATTERY NEGATIVE CONTACTOR HYBRID/EV BATTERY PACK HYBRID/EV BATTERY PACK COOLANT TEMPERATURE SENSOR 1 IGNITION 1 VOLT LIN SERIAL LOW REF 7 ORG/ WIRE ORG/BLK WIRE RED WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RUN/CRANK SERIAL DATA 2 SIG GND TEMP SENS TEMP SIG 7 VIO/BLK WIRE VIO/BLU WIRE VIO/WHT WIRE VOLT WHT WIRE YEL WIRE

3.0L TURBO AIR QUALITY SENSOR AMBIENT LIGHT/SUNLOAD SENSOR (EXCEPT HYBRID) (TOP CENTER OF DASH) AUTO AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR CONTROL MODULE BATT POS BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE CHARGE AIR COOLER COOLANT PUMP COMPUTER DATA LINES SYSTEM DISPLAY DOOR LOCKS, ANTI-THEFT SYSTEMS EVAP LEAK FUSE 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 ORG/ WIRE PASSENGER RADIO/ HVAC CONTROLS REAR BLWR FUSE REAR BODY FUSE BLOCK REAR WINDOW DEFOGGER IND RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RUN/CRNK MISC FUSE SENS SIG SPEED CTRL SWITCH TEMPERATURE VIO/BLU WIRE VIO/GRN WIRE VIO/WHT WIRE VOLT WHT WIRE

A/C COMPRESSOR (EXCEPT HYBRID) (LOWER LEFT FRONT 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/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BUS SIG CENTER CONSOLE RIGHT AUXILIARY AIR TEMPERATURE DOOR ACTUATOR COMPUTER DATA LINES SYSTEM DATA DATA BUS - DISPLAY EXCEPT HYBRID FAN DOWN FAN UP GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE J177 (2.0L) LEFT OUTLET LEFT REAR LEFT UPPER AUXILIARY AIR TEMPERATURE DOOR ACTUATOR LOGIC POWER PPL RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT OUTLET RIGHT REAR RIGHT UPPER AUXILIARY AIR TEMPERATURE DOOR ACTUATOR SERIAL SIG SPLY SWITCH TEMPERATURE VOLT WHT WIRE

1/+ 2.0L 3.0L TURBO 3.6L 3.6L, 3.0L TURBO A/C COMPRESSOR A/C EVAPORATOR TEMPERATURE SENSOR A/C PRESS AFTER BOIL AIR INLET DR STEPPER MTR CTRL 1 AIR INLET DR STEPPER MTR CTRL 2 AIR INLET DR STEPPER MTR CTRL 3 AIR INLET DR STEPPER MTR CTRL 4 AIR RECIRCULATION DOOR ACTUATOR AIR TEMP DR CTRL LOW REF AMBIENT BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG DUCT LEFT LOWER AIR TEMPERATURE SENSOR DUCT LEFT UPPER AIR TEMPERATURE SENSOR ECT ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR EVAP CORE TEMP SENS SIG EXCEPT HYBRID HYBRID GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HEATER RLY CTRL HVAC CONTROL MODULE HVAC MOTOR CTRL INTERCOLLER LEFT AIR TEMPERATURE DOOR ACTUATOR LEFT MODE DOOR ACTUATOR LOWER LEFT AIR TEMP SENS SIG LOWER RIGHT AIR TEMP SENS SIG MODE DR STEPPER MTR CTRL 1 MODE DR STEPPER MTR CTRL 2 MODE DR STEPPER MTR CTRL 3 MODE DR STEPPER MTR CTRL 4 PUMP RELAY CTRL SENS SIG SER DATA SIG GND SUPERCHARGER TEMP DR STEPPER MTR CTRL 1 TEMP DR STEPPER MTR CTRL 2 TEMP DR STEPPER MTR CTRL 3 TEMP DR STEPPER MTR CTRL 4 UPPER LEFT AIR TEMP SENS SIG UPPER MODE VALVE MOTOR CTRL UPPER RIGHT AIR TEMP SENS SIG VIO/GRN WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BATT POS VOLT BATTERY FUSE BLOCK BCM 1 FUSE BCM 2 FUSE BCM 3 FUSE BCM 4 FUSE BCM 6 FUSE BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG COMPUTER DATA LINES SYSTEM FRONT TURN LAMP FEEDBACK SIG FUSE 7 FUSE 3 GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SWITCH SIG HDLP RELAY COIL CTRL HDLP SWITCH PARK LAMP SIG HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT CORNERING LAMP RELAY CTRL LEFT PARK LAMP CTRL LF DRL CTRL LF TURN SIG LAMP CTRL LF TURN SIG SWITCH SIG LH HEADLAMP RLY CTRL LR STOP LAMP CTRL LR TURN SIG LAMP CTRL POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER PUDDLE LAMP CTRL REAR BODY FUSE BLOCK REAR LICENSE LAMP CTRL REAR TURN LAMP FEEDBACK SIG RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RF DRL CTRL RF TURN LAMP FEEDBACK SIG RF TURN SIG LAMP CTRL RF TURN SIG SWITCH SIG RIGHT CORNERING LAMP RELAY CTRL RIGHT PARK LAMP CTRL RR STOP LAMP CTRL RR TURN LAMP FEEDBACK SIG RR TURN SIG LAMP CTRL SPLY VOLT STOP LAMP RELAY COIL CTRL VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/BRN WIRE

BATTERY FUSE BLOCK BLK WIRE BLK/BRN WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE FUSE 1 FUSE 9 GRN WIRE GRN/VIO WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES LEFT FRONT PARK LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP MULTI-FUNCTION LED LEFT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE LEFT HEADLAMP RELAY LEFT PARK DAYTIME RUNNING LAMP LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE COURTESY LAMP LOGIC MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE N/A R SUB FUSE REAR BODY FUSE BLOCK RED WIRE RED/GRY WIRE RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE COURTESY LAMP VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE W/O SUPER CRUISE PACKAGE W/ SUPER CRUISE PACKAGE WHT WIRE WHT/YEL WIRE YEL/BRN WIRE

2.0L TURBO 3.0L TURBO, 3.6L AUTO BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR BRK POSITION SENS BRK POSITION SENS LOW REF BRK POSITION SENS SIG COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GRN WIRE GRN/VIO WIRE HEAD HEADLIGHTS SYSTEM HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (+) (1) INSTRUMENT CLUSTER LEFT LEFT TURN IND LOGIC LOW SPD GMLAN SER DATA OFF PARK PARK IND RIGHT RIGHT FRONT PARK LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP MULTI-FUNCTION LED RIGHT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE RIGHT PARK DAYTIME RUNNING LAMP RIGHT TURN IND RUN/CRANK IGNITION 1 VOLTAGE TURN SIGNAL/ MULTI-FUNCTION SWITCH VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE