Cadillac CT6 I (2016-2019) engine control module Wiring diagrams

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

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

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

2.0L TURBO, 2.0L PLUG-IN HYBRID 3.0L TURBO, 3.6L AIR QUALITY SENSOR BCM 2 FUSE BODY CONTROL MODULE CAMERA FUSE DRIVER BACK SEAT BLOWER ASSEMBLY DRIVER CUSHION SEAT BLOWER ASSEMBLY ECM IGN FUSE ENGINE CONTROL MODULE EXCEPT HYBRID HYBRID FROM ACCESSORY RELAY (DIAGRAM 5 OF 9) FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 9) FROM POWER SUPPLY TRANSFORMER (DIAGRAM 1 OF 9) GRN/VIO WIRE IGNITION MAIN RELAY LEFT REAR BACK SEAT BLOWER ASSEMBLY LEFT REAR CUSHION SEAT BLOWER ASSEMBLY LOGIC LOGIC INSIDE REAR VIEW MIRROR PASSENGER BACK SEAT BLOWER ASSEMBLY PASSENGER CUSHION SEAT BLOWER ASSEMBLY PNK WIRE REAR SUNSHD FUSE REAR VIEW CAMERA REAR WINDOW SUNSHADE MODULE RED WIRE RED/BRN WIRE RED/WHT WIRE RIGHT REAR BACK SEAT BLOWER ASSEMBLY RIGHT REAR CUSHION SEAT BLOWER ASSEMBLY RUN/CRNK MISC FUSE TO ACCESSORY RELAY (DIAGRAM 5 OF 9) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 1 OF 9) TO POWER SUPPLY TRANSFORMER (DIAGRAM 1 OF 9) TO RETAINED ACCESSORY POWER RELAY (DIAGRAM 8 OF 9) VENT SEAT FUSE VIO/BLK WIRE VIO/GRN WIRE W/ LUXURY SEATS W/ PASSENGER FRONT VENTILATED SEAT WHT WIRE YEL WIRE

2.0L TURBO, 2.0L PLUG-IN HYBRID 3.0L TURBO, 3.6L AMP FUSE APO TRUNK CIRCUIT BREAKER AUDIO AMPLIFIER AUXILIARY BLOWER MOTOR CONTROL MODULE BATT RVC FUSE BATTERY CHARGER CONTROL MODULE BATTERY CHARGER BCM 6 FUSE BLK WIRE BODY CONTROL MODULE CARGO ACCESSORY POWER RECEPTACLE CNSTR VENT FUSE DRIVER SEAT BOLSTER MEMORY CONTROL MODULE ECM BAT FUSE EMPTY FUSE ENGINE CONTROL MODULE EVAPORATIVE EMISSION VENT SOLENOID VALVE EXCEPT HYBRID FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 9) FROM BATTERY SAVER RELAY 2 (DIAGRAM 5 OF 9) FROM IGNITION MAIN RELAY (DIAGRAM 6 OF 9) FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP PWR MDL FUSE GRY/GRN WIRE HYBRID/EV POWERTRAIN CONTROL MODULE 2 LEFT REAR SEAT BOLSTER MEMORY CONTROL MODULE LOGIC DRIVER WINDOW MOTOR LOGIC LEFT REAR WINDOW MOTOR LOGIC LEFT SEAT BELT RETRACTOR MOTOR MODULE LOGIC RIGHT SEAT BELT RETRACTOR MOTOR MODULE LOGIC SUNROOF MOTOR LOGIC SUNROOF SUNSHADE CONTROL MODULE LT WNDW FUSE N/A OBCM FUSE PASSENGER SEAT BOLSTER MEMORY CONTROL MODULE PEDESTRIAN ALERT SOUND CONTROL MODULE PFAF FUSE R SEAT APO CIRCUIT BREAKER R SEAT APO FUSE REAR BLWR FUSE REAR CIGARETTE LIGHTER RECEPTACLE REAR DEFOGGER RELAY REAR SEAT ACCESSORY POWER RECEPTACLE REAR SEAT HEATING CONTROL MODULE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RETAINED ACCESSORY POWER RELAY RIGHT REAR SEAT BOLSTER MEMORY CONTROL MODULE RT FRT SEAT FUSE RT HTD SEAT FUSE S/ROOF FUSE SEAT BELT LT FRT FUSE SEAT BELT RT FRT FUSE UCAP FUSE VICM FUSE VIO WIRE W/ LUXURY SEATS W/O LUXURY SEATS W/ SMOKER'S PACKAGE W/O SMOKER'S PACKAGE WHT WIRE YEL WIRE

3.6L, 3.0L TURBO ACTIVE SAFETY CONTROL MODULE 1 ACTIVE SAFETY CONTROL MODULE 2 BCM 2 FUSE BLK WIRE BLK/BLU WIRE BLU/GRY WIRE BODY CONTROL MODULE CFD FUSE COMPUTER DATA LINES SYSTEM DRIVER SEAT MEMORY CONTROL MODULE EMPTY FUSE ENGINE CONTROL MODULE EOCM FUSE FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 10) FROM REAR BODY FUSE BLOCK (DIAGRAM 6 OF 10) FUSE 1 FUSE 2 FUSE 3 GRY/GRN WIRE HDLP LT FUSE LEFT FRONT SHORT RANGE RADAR SENSOR MODULE LEFT HEADLAMP RELAY LF RRSR/CIPM FUSE LOGIC MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE N/A REAR BODY FUSE BLOCK REAR WHEEL STEERING CONTROL MODULE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR SHORT RANGE RADAR SENSOR MODULE SEAT ADJUSTMENT SW FUSE STEERING COLUMN FRICTION CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL LANE CENTERING INDICATORS STR/WHL/ CNTRL FUSE TO POWER SUPPLY TRANSFORMER (DIAGRAM 1 OF 10) UNDERHOOD FUSE BLOCK STARTER RELAY VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL/GRN WIRE

3.6L, 3.0L TURBO A/C COMPRESSOR CLUTCH RELAY AC CLTCH FUSE AUXILIARY HEATER COOLANT PUMP RELAY BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE CHCM/ SPARE FUSE COOL PUMP FUSE ENGINE CONTROL MODULE ENGINE CONTROLS IGNITION RELAY FPPM FUSE FROM SPARE FUSE (DIAGRAM 1 OF 10) FROM UNDERHOOD AUXILIARY FUSE BLOCK (DIAGRAM 1 OF 10) FRONT SEAT HEATING CONTROL MODULE FRT HTD SEAT FUSE FUEL PUMP DRIVER CONTROL MODULE GRN/VIO WIRE GRY WIRE HEADLAMP HIGH BEAM RELAY HORN RELAY HVAC CONTROL MODULE IGNITION MAIN RELAY INSTRUMENT CLUSTER IP BODY IGN FUSE IPC FUSE LEFT CORNERING LAMP RELAY LOGIC LOGIC COLLISION ALERT INDICATORS NCA WIRE NIGHT VISION CAMERA WASHER PUMP RELAY PASSENGER AIR BAG DISABLED INDICATOR REAR SEAT HEATING CONTROL MODULE RED WIRE RED/GRY WIRE RIGHT CORNERING LAMP RELAY RIGHT HEADLAMP RELAY RR HTD SEAT FUSE STARTER PINION SOLENOID ACTUATOR RELAY STEERING COLUMN LOCK MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER FUSE HOLDER STEERING WHEEL HEATING CONTROL MODULE STR COL LK FUSE STRTR 1 FUSE TRANS IGN FUSE TRANSFER CASE CONTROL MODULE TRANSMISSION CONTROL MODULE VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE W/ LUXURY SEATS W/O LUXURY SEATS W/ START/ STOP SYSTEM W/O HEAD-UP DISPLAY WASH FUSE WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WPR FRT FUSE

ACTIVE SAFETY CONTROL MODULE 1 ACTIVE SAFETY CONTROL MODULE 2 AIR QUALITY SENSOR CAMERA FUSE DRIVER BACK SEAT BLOWER ASSEMBLY DRIVER CUSHION SEAT BLOWER ASSEMBLY ECM FUSE ENGINE CONTROL MODULE FROM ACCESSORY RELAY (DIAGRAM 5 OF 10) GRN/VIO WIRE IGNITION MAIN RELAY LEFT REAR BACK SEAT BLOWER ASSEMBLY LEFT REAR CUSHION SEAT BLOWER ASSEMBLY LOGIC LOGIC INSIDE REAR VIEW MIRROR MISC RC FUSE PASSENGER BACK SEAT BLOWER ASSEMBLY PASSENGER CUSHION SEAT BLOWER ASSEMBLY PNK WIRE REAR SUNSHD FUSE REAR VIEW CAMERA REAR WINDOW SUNSHADE MODULE RED WIRE RED/WHT WIRE RIGHT REAR BACK SEAT BLOWER ASSEMBLY RIGHT REAR CUSHION SEAT BLOWER ASSEMBLY TO ACCESSORY RELAY (DIAGRAM 5 OF 10) TO MULTI-FUNCTION ENERGY STORAGE CAPACITOR CONTROL MODULE (DIAGRAM 10 OF 10) TO POWER SUPPLY TRANSFORMER (DIAGRAM 1 OF 10) TO RETAINED ACCESSORY POWER RELAY (DIAGRAM 8 OF 10) VENT SEAT FUSE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

AMP FUSE AUDIO AMPLIFIER AUXILIARY BLOWER MOTOR CONTROL MODULE BCM 6 FUSE BLK WIRE BODY CONTROL MODULE CNSTR VENT FUSE DIGITAL MAP CONTROL MODULE DMM/SRR SNR RF FUSE DRIVER SEAT BOLSTER MEMORY CONTROL MODULE ECM BATT FUSE ENGINE CONTROL MODULE EVAPORATIVE EMISSION VENT SOLENOID VALVE FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 10) FROM BATTERY SAVER RELAY 2 (DIAGRAM 5 OF 10) FROM IGNITION MAIN RELAY (DIAGRAM 6 OF 10) FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP PWR MDL FUSE GRY/GRN WIRE LEFT REAR SEAT BOLSTER MEMORY CONTROL MODULE LOGIC DRIVER WINDOW MOTOR LOGIC LEFT REAR WINDOW MOTOR LOGIC LEFT SEAT BELT RETRACTOR MOTOR MODULE LOGIC RIGHT SEAT BELT RETRACTOR MOTOR MODULE LOGIC SUNROOF MOTOR LOGIC SUNROOF SUNSHADE CONTROL MODULE LT WNDW FUSE PASSENGER SEAT BOLSTER MEMORY CONTROL MODULE R SEAT APO CIRCUIT BREAKER R SEAT APO FUSE REAR BLWR FUSE REAR CIGARETTE LIGHTER RECEPTACLE REAR DEFOGGER RELAY REAR SEAT ACCESSORY POWER RECEPTACLE REAR SEAT HEATING CONTROL MODULE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RETAINED ACCESSORY POWER RELAY RIGHT FRONT SHORT RANGE RADAR SENSOR MODULE RIGHT REAR SEAT BOLSTER MEMORY CONTROL MODULE S/ROOF FUSE SEAT BELT LT FRT FUSE SEAT BELT RT FRT FUSE SEAT FUSE VIO WIRE W/ SMOKERS PACKAGE W/O SMOKERS PACKAGE W/ LUXURY SEATS W/O LUXURY SEATS WHT WIRE YEL WIRE