Cadillac CT4-V I (2019-2024) blu/gry Wiring diagrams

A/C COMPRESSOR CLUTCH RELAY A/C EVAPORATOR AIR TEMPERATURE SENSOR AIR TEMP SENS SIG ANTI-THEFT SYSTEM AUXILIARY UNDERHOOD FUSE BLOCK BATT POS VOLT 22 BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (RIGHT SIDE OF HVAC MODULE) BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR MTR SPD CTRL BLWR SPD FEEDBACK SIG BODY CONTROL MODULE (RIGHT SIDE OF DASH) BRN WIRE BRN/GRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER SOLAR SENS SIG GND 14 GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HVAC REM ENABLE SIG HVAC SYS ENABLE SIG INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LH AIR TEMP SENS SIG LH UPPER TEMP SENS SIG LIN BUS 5 LIN BUS 6 LOGIC NCA WIRE NOT USED RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE RH UPPER TEMP SENS SIG SENS LO REFE SOL VLV CTRL SUNLOAD TEMPERATURE, AMBIENT LIGHT, SECURITY INDICATOR SENSOR TEMP SENS SIG UNDERHOOD FUSE BLOCK VIO/BLU WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/YEL WIRE

A/C COMPRESSOR (LOWER LEFT FRONT OF ENGINE) A/C COMPRESSOR CLUTCH A/C COMPRESSOR SOLENOID VALVE A/C IND A/C SWITCH AMBIENT AIR TEMPERATURE SENSOR AUTO IND AUTO SWITCH BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DATA DEFROST SWITCH DEFROST, LOWER AIR OUTLET SWITCH DEFROST, OUTLET LOWER IND DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS SYSTEM FAN DOWN SWITCH FAN UP SWITCH GRN/VIO WIRE GRY/GRN WIRE HVAC CONTROLS INSTRUMENT CLUSTER LEFT TEMPERATURE DOWN SWITCH LEFT TEMPERATURE UP SWITCH LOGIC LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH MOST SERIAL NCA WIRE ON/OFF IND RECIRCULATION IND RECIRCULATION SWITCH RED/BLU WIRE RIGHT TEMPERATURE DOWN SWITCH RIGHT TEMPERATURE UP SWITCH SYNC IND SYNC SWITCH UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH UPPER, LOWER AIR OUTLET IND UPPER, LOWER AIR OUTLET SWITCH VIO/BLU WIRE W/O WINDSHIELD HEAD-UP DISPLAY WHT/GRY WIRE WHT/YEL WIRE

2.0L TURBO 2.7L TURBO A/C REFRIGERANT PRESSURE 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 COMPUTER DATA LINES SYSTEM ENGINE COOLANT BYPASS VALVE ENGINE COOLANT FLOW CONTROL VALVE (REAR OF GENERATOR) GRN WIRE GRN/BRN WIRE GRN/VIO WIRE HOT AT ALL TIMES HOT W/ ENGINE IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS FUSE BLOCK LEFT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR LOGIC PROGRAMMABLE AIR INLET VALVE ACTUATOR PROGRAMMABLE MODE VALVE ACTUATOR RADIATOR COOLANT TEMPERATURE SENSOR RED/GRN WIRE RIGHT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BLK WIRE

2.0L 5-VOLT REF 1 ACTR CTRL CLS ACTR CTRL OPN BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE CLTH RLY CTRL COMPUTER DATA LINES SYSTEM COOLANT TEMP SIG ENGINE CONTROL MODULE (UPPER RIGHT SIDE OF DASH) ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT PUMP ENGINE COOLANT TEMPERATURE SENSOR 1 ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 ENGINE COOLANT TEMPERATURE SENSOR 5 ENGINE COOLANT TEMPERATURE SENSOR 6 ENGINE COOLING FAN MOTOR GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND 61 GRY/VIO WIRE HOT AT ALL TIMES IGN 1 VOLT 4 INSIDE AIR MOISTURE, WINDSHIELD TEMPERATURE SENSOR LIN BUS 1 LOGIC NCA WIRE PASSENGER COMPARTMENT AIR FILTER MODULE PRESS SENS SIG RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SENS 2 SIG SENS LO REF 1 SENS LO REF 2 TEMP SENS SIG TEMP SIG VIO WIRE VIO/GRN WIRE VIO/GRY WIRE VLV POS SIG VOLT 8 W/ INTR, AIR CLEANER, IONIZING EQUIPMENT W/O WIPER SYSTEM WINDSHIELD WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

AUDIO AMPLIFIER AUTOSAR CAN BUS AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 4 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR SERIAL DATA AUTOSAR SERIAL DATA CAN BUS (-) 4 SERIAL DATA AUTOSAR SERIAL DATA CAN BUS (-) 8 SERIAL DATA BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CAN BUS (-) 8 SERIAL DATA DRIVER SEAT ADJUSTER MEMORY MODULE ETHERNET BUS 3 (+) ETHERNET BUS 4 (-) GND 21 GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT SHORT RANGE RADAR SENSOR LEFT SIDE OBSTACLE DETECTION CONTROL MODULE LIN BUS 1 LONG RANGE FORWARD RANGE RADAR SENSOR PASS SEAT MEM CTRL MOD LIN BUS 2 PASSENGER SEAT ADJUSTER MEMORY MODULE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/BRN WIRE RIGHT FRONT SHORT RANGE RADAR SENSOR RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE SECONDARY FUSED BATT POS VOLT 59 AUTOSAR SERIAL DATA CAN BUS (+) 8 SERIAL DATA SERIAL DATA GATEWAY MODULE (LEFT SIDE OF DASH) STEERING COLUMN TILT WHEEL, TELESCOPE CONTROL SWITCH TELEMATIC CONTROL MODULE W/ BRANDED SURROUND AMPLIFIER W/ LANE ACTIVE SAFETY W/ ONSTAR W/O BRANDED SURROUND AMPLIFIER W/O LANE ACTIVE SAFETY W/O ONSTAR WHT WIRE WHT/GRY WIRE

AUTOMATED DRIVING MAPPING MODULE AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 4 SERIAL DATA AUTOSAR CAN BUS (+) 8 SERIAL DATA BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE DIFFERENTIAL CONTROL MODULE ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEATED STEERING WHEEL MODULE IMAGE PROCESSING MODULE (W/ INTEGRATED BRAKE ASSIST) LEFT SHORT RANGE RADAR REAR SENSOR LEFT SHORT RANGE RADAR REAR SIDE SENSOR LIN BUS 1 NCA WIRE RIGHT SHORT RANGE RADAR REAR SENSOR RIGHT SHORT RANGE RADAR REAR SIDE SENSOR STEERING WHEEL AIR BAG COIL W/ INTEGRATED BRAKE ASSIST W/ LANE ACTIVE SAFETY W/O ELECTRONIC AXLE POSITRACTION W/O INTEGRATED BRAKE ASSIST W/O LANE ACTIVE SAFETY WHT WIRE WHT/BRN WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL/BRN WIRE

AUTOSAR CAN BUS AUTOSAR CAN BUS (+) 1 SERIAL DATA BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRAKE SYSTEM CONTROL MODULE BRAKE MASTER CYLINDER BRN/BLK WIRE CAN BUS (-) SERIAL DATA COLUMN LOCK MODULE DATA POWERTRAIN ENGINE CONTROL MODULE FUEL PUMP POWER CONTROL MODULE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE LIN BUS 1 LIN BUS 2 LIN BUS 4 MASS AIR FLOW SENSOR MULTI-FUNCTION POWER SUPPLY CONVERTER PARKING BRAKE CONTROL SWITCH POWER MODULE WAKE-UP SIG POWER STEERING CONTROL MODULE RESTRAINTS CONTROL MODULE RWD AWD SELECTIVE CATALYTIC REDUCTION SERIAL DATA SUSPENSION CONTROL MODULE TRANSMISSION CONTROL MODULE VIO/GRN WIRE W/ AUTO TRANSMISSION W/ CONTINUOUSLY VARIABLE REAL TIME DAMPING MAGNETO RHEOLOGICAL CHASSIS W/ ELECTRICAL STEERING COLUMN LOCK W/ INTEGRATED BRAKE ASSIST W/O AUTO TRANSMISSION W/O CONTINUOUSLY VARIABLE REAL TIME DAMPING MAGNETO RHEOLOGICAL CHASSIS W/O ELECTRICAL STEERING COLUMN LOCK W/O INTEGRATED BRAKE ASSIST WAKE UP SIG WHT WIRE

BATT POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE LIN BUS 3 BRN/VIO WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE EXIT GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE MEM SEAT SW SET SIG MEM SEAT SW SIG (1) NAVIGATION SYSTEM PASS MIR MTR COMMON CTRL PASS MIR MTR FOLD IN CTRL PASS MIR MTR FOLD OUT CTRL PASS MIR MTR RH (+) LH (-) CTRL PASS MIR MTR UP (+) DOWN (-) CTRL PASS MIR POSITION SENS HI REF PASS MIR POSITION SENS LH (-) RH (+) SIG PASS MIR POSITION SENS LO REF PASS MIR POSITION SENS UP (+) DOWN (-) SIG PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR COURTESY LAMP PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR RED/BLU WIRE RIGHT TURN SIGNAL REPEATER LAMP SET- VIO/WHT WIRE WHT WIRE WHT/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

ACC IND BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/BLK WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER SEAT ADJUSTER MEMORY MODULE ENGINE CONTROL MODULE ENGINE START/ STOP ENGINE WIRING HARNESS JUNCTION BLOCK FROM ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 1 OF 8) FROM REAR BODY WIRING HARNESS JUNCTION BLOCK (DIAGRAM 7 OF 8) GRN/BLK WIRE IGNITION MODE SWITCH ACCESSORY LED SIGNAL IGNITION MODE SWITCH MODE VOLTAGE IGNITION MODE SWITCH START LED SIGNAL ILL LEFT REAR SIDE DOOR WINDOW SWITCH LOW REFERENCE MULTI-FUNCTION POWER SUPPLY CONVERTER ON/OFF VEHICLE SWITCH PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER SEAT ADJUSTER MEMORY MODULE PASSIVE START SWITCH SIGNAL 2 REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SERIAL DATA GATEWAY MODULE START IND STARTER RELAY TO INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 4 OF 8) TRAILER IGNITION POWER RELAY VIO/GRN WIRE W/ MEMORY W/ POWER BOLSTER PASSENGER SEAT W/O MEMORY W/O POWER BOLSTER PASSENGER SEAT WHT WIRE YEL WIRE YEL/BLK WIRE

AUDIO AMPLIFIER AUTOSAR CAN BUS (+) 5 SER DATA AUTOSAR CAN BUS (-) 5 SER DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA R/L R SURROUND SPEAKER (+) CTRL AUTOSAR CAN BUS (-) 5 SER DATA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS (+) 6 ETHERNET BUS (-) 6 GND 15 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE L/R SUBWOOFER CTRL (-) SEC FUSED BATT POS VOLT 37 LEFT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO FRONT SIDE DOOR UPPER SPEAKER LF MIDRANGE SPEAKER (+) CTRL LF SPEAKER (-) CTRL 1 LF SPEAKER 1 (+) CTRL LR AUDIO SIG LR SIG (-) LR SPEAKER (+) CTRL LR SPKR LR SUBWOOFER CTRL (-) MIC 1 SIG MIC 2 SIG MIC 3 SIG RADIO REAR SPEAKER REAR ACTIVE NOISE CANCELLATION MICROPHONE RED/YEL WIRE RF MIDRANGE SPEAKER (-) CTRL RF SPEAKER (-) CTRL 1 RF SPEAKER 1 (+) CTRL RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO FRONT SIDE DOOR UPPER SPEAKER RL SURROUND SPEAKER (-) CTRL RR LOW LEVEL AUDIO SIG + RR SPEAKER (+) CTRL RR SPKR VIO/BLU WIRE W/ ACTIVE NOISE CANCELLATION MICROPHONE W/O ACTIVE NOISE CANCELLATION MICROPHONE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE