Cadillac CT5 I (2019-2024) instrument panel wiring harness junction block Wiring diagrams

AIR CONDITIONING TEMPERATURE SENSOR AIR TEMP SENS SIG BATT POS VOLT 22 BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR MTR SPD CTRL BLWR SPD FEEDBACK SIG BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BRN 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 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/VIO WIRE RED/WHT WIRE RED/YEL WIRE RH UPPER TEMP SENS SIG SENS LO REFE SOL VLV CTRL SUN LOAD TEMPERATURE, AMBIENT LIGHT, SECURITY INDICATOR SENSOR TEMP SENS SIG WHT/BLU WIRE WHT/YEL WIRE

2.0L TURBO AIR CONDITIONING REFRIGERANT PRESSURE SENSOR AMBIENT AIR QUALITY SENSOR BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE COMPUTER DATA LINES SYSTEM ENGINE COOLANT BYPASS VALVE (2.0L TURBO) (LEFT SIDE OF ENGINE, ABOVE STARTER) ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ENGINE IGNITION MAIN RELAY ENERGIZED INSIDE AIR MOISTURE, WINDSHIELD TEMPERATURE SENSOR INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE RADIATOR COOLANT TEMPERATURE SENSOR REAR BODY WIRING HARNESS JUNCTION BLOCK RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RIGHT SIDE OF RADIATOR) VIO/GRY WIRE W/ AIR MOISTURE SENSOR WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE

A/C EVAPORATOR TEMPERATURE SENS SIG AIR CONDITIONING SYSTEM AIR CONDITIONING, DOOR LOCKS, ANTI-THEFT SYSTEMS AMBIENT LIGHT SENS SIG ANTI-LOCK BRAKES SYSTEM AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLOWER MOTOR SPEED CTRL BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 6 BODY CTRL MODULE LIN BUS 11 BODY CTRL MODULE LIN BUS 5 BRN/BLK WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CTRL SET/COAST/ RESUME/ACCELERATE SWITCH SIG CURB VIEW ENABLE SIG DISTANCE SENSING CRUISE CTRL GAP UP/DOWN SWITCH SIG DOOR LOCK ACTUATOR LOCK CTRL 2 DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER MODE 1 SWITCH SIG DRIVER SOLAR SENS SIG ENHANCED DRIVER MODE 1 SWITCH SIG FUEL DOOR ACTUATOR UNLOCK CONTROL GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HAZARD WARNING SWITCH SIG HEADLAMP SWITCH FLASH SIG HEADLAMP SWITCH OFF SIG HEADLAMP SWITCH ON SIG HEADLAMP SWITCH PARK LAMP SIG HEADLIGHTS SYSTEM HIGH BEAM SELECT SWITCH HIGH BEAM SIG HORN SWITCH SIG HORNS SYSTEM HOT AT ALL TIMES HVAC REMOTE ENABLE SIG HVAC SYSTEM ENABLE SIG IGNITION MODE SWITCH ACCESSORY LED SIG IGNITION MODE SWITCH MODE VOLTAGE IMMOBILIZER ANTENNA LOW SIG IMMOBILIZER ANTENNA SIG (+) INSIDE AIR TEMPERATURE SENS SIG INSTRUMENT PANEL ACCENT LIGHTING CTRL INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTERIOR KEYLESS ENTRY ANTENNA 1 HIGH SIG INTERIOR KEYLESS ENTRY ANTENNA 1 LOW SIG INTERIOR LAMP CTRL LEFT REAR DOOR LOCK STATUS SIG LEFT TURN SIG SWITCH SIG NAVIGATION SYSTEM POWER DISTRIBUTION SYSTEM REAR COMPARTMENT COURTESY LAMP CTRL REAR DOOR LOCK ACTUATOR UNLOCK CTRL REAR FOOTWELL ACCENT LIGHTING CTRL RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RETAINED ACCESSORY POWER RELAY 2 COIL CTRL RIGHT FRONT DOOR OPEN SWITCH SIG RIGHT REAR DOOR LOCK STATUS SIG RIGHT TURN SIG SWITCH SIG RUN/CRANK RELAY COIL CTRL SECURITY INDICATOR CTRL SENS LOW REFERENCE SOUND SYSTEMS STEERING WHEEL RESISTOR LADDER LOW REFERENCE SWITCH SIG TAP UP/TAP DOWN SWITCH SIG TRACTION CTRL SWITCH SIG 1 TRANSMISSIONS SYSTEM VEHICLE HOLD INDICATOR CTRL VIO/BLU WIRE VIO/YEL WIRE W/ ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL W/O ANTI-THEFT PROTECTION SIDE DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER SWITCH SIG WINDSHIELD WIPER SWITCH LOW REFERENCE WINDSHIELD WIPER SWITCH LOW SIG WIPER/WASHER SYSTEM YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

BATT POS VOLT BLK WIRE EXH FLOW CTRL VLV 2 EXH VLV 3 FEED SIG EXH VLV 4 FEED SIG FUEL PUMP POWER CONTROL MODULE GRN/VIO WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT SOUND QUALITY EXHAUST CONTROL VALVE ACTUATOR REAR BODY WIRING HARNESS JUNCTION BLOCK RED/VIO WIRE RIGHT CYLINDER DEACTIVATION EXHAUST CONTROL VALVE ACTUATOR VIO/GRN WIRE YEL WIRE

BATT POS VOLT BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN/GRN WIRE CYLINDER DEACTIVATION EXHAUST CONTROL VALVE ACTUATOR EXH CTRL VLV 1 EXH CTRL VLV 1 FEEDBACK SIG EXH CTRL VLV 2 EXH VLV 3 FEEDBACK SIG FUEL PUMP POWER CONTROL MODULE GRN/VIO WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK REAR BODY WIRING HARNESS JUNCTION BLOCK RED/VIO WIRE SOUND QUALITY EXHAUST CONTROL VALVE ACTUATOR VIO/GRN WIRE VIO/GRY WIRE

AIR CONDITIONING SYSTEM AMBIENT LIGHT SENSOR SIGNAL AUTO AUTO HI BEAM ASSIST SW SIG AUTO HIGH BEAM LAMP SWITCH AUTOSAR CAN BUS (-) 2 SER BATTERY POSITIVE VOLTAGE 21 BATTERY POSITIVE VOLTAGE 22 BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/YEL WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM EARLY PRODUCTION FTP GRN/BLK WIRE GRN/BRN WIRE GRN/YEL WIRE GROUND GRY/BRN WIRE HDLP SW FLASH SIG HDLP SW OFF SIGNAL HDLP SW ON SIGNAL HEAD HI BEAM SEL SW HI BEAM SIG HIGH BEAM LAMP IND HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LATE PRODUCTION LIN BUS 1 LOGIC OFF PARK PARKING BRAKE CONTROL SWITCH RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE SENSOR LOW REF SUNLOAD TEMPERATURE, AMBIENT LIGHT, SECURITY INDICATOR SENSOR TURN SIGNAL SWITCH WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL/BRN WIRE

AUDIO AMP CTRL AUTOSAR CAN BUS (-) 5 SER DATA BACKUP LAMP CTRL BATTERY POST VOLT 3 BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE CAN BUS (+) SER DATA COMPUTER DATA LINES SYSTEM DOWN ENTERTAINMENT REM ENABLE SIG GND 28 GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LF LOW LEVEL AUDIO (-) SIG RR LOW LEVEL AUDIO SIG LF LOW LEVEL AUDIO SIG LF RE LOW LEVEL AUDIO (-) SIG LF RR LOW LEVEL AUDIO SIG LOGIC MICROPHONE MICROPHONE SIG PNK WIRE RADIO RED WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RF LOW LEVEL AUDIO SIG RIGHT RR LOW LEVEL AUDIO SIG + SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO/BLU WIRE VIO/WHT WIRE VIO/YEL WIRE VOICE RECOGNITION AUDIO (+) SIG CELLULAR TELEPHONE MICROPHONE LO REF VOICE RECOGNITION AUDIO SIG CELLULAR TELEPHONE MICROPHONE SIG VOL (-) W/ ONSTAR W/O ONSTAR WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AUTOSAR CAN BUS (-) 5 SER DATA BACKUP LAMP CTRL BATTERY POST VOLT 3 BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/VIO WIRE BRN/WHT WIRE CAN BUS (+) SER DATA COMPUTER DATA LINES SYSTEM DOWN GND 28 GRN WIRE GRN/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LF RE LOW LEVEL AUDIO (-) SIG LF RR LOW LEVEL AUDIO SIG LOGIC MICROPHONE MICROPHONE SIG PNK WIRE RADIO RED WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RIGHT RR LOW LEVEL AUDIO SIG + SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO/WHT WIRE VIO/YEL WIRE VOICE RECOGNITION AUDIO (+) SIG CELLULAR TELEPHONE MICROPHONE LO REF VOICE RECOGNITION AUDIO SIG CELLULAR TELEPHONE MICROPHONE SIG VOL (-) W/ ONSTAR W/O ONSTAR WHT/BLK WIRE YEL WIRE

3-4, 5-6, 11-12, 13-14, 19-20, 21-22) AUTOSAR CAN BUS (+) 1 SERIAL DATA BATT POSITIVE VOLT BLK/WHT WIRE BLU WIRE BRN/ORG WIRE COMPUTER DATA LINES SYSTEM DRIVER INSTRUMENT PANEL LOWER AIR BAG DRV KNEE MOD HI CTRL DRV KNEE MOD LO CTRL GRY/ORG WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL AIR BAG INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE ORG/WHT WIRE PASS AUTO LOCKING RETRACTOR SW LOW REF PASS AUTO LOCKING RETRACTOR SWITCH SIGNAL PASS IP MOD STAGE 1 HI CTRL AUTOSAR CAN BUS (-) 1 SERIAL DATA PASS IP MOD STAGE 1 LO CTRL PASS IP MOD STAGE 2 HI CTRL PASS IP MOD STAGE 2 LO CTRL PASS KNEE MOD HI CTRL PASS KNEE MOD LO CTRL PASSENGER INSTRUMENT PANEL LOWER AIR BAG PASSENGER RESTRAINTS OCCUPANT CLASSIFICATION SYSTEM MODULE RED/GRN WIRE RESTRAINTS CONTROL MODULE (MIDDLE OF CENTER FLOOR CONSOLE) RUN/CRANK IGN 1 VOLTAGE 18 SHORTING BAR SIG GND SIG GROUND STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL STEERING WHEEL MOD STAGE 1 HI CTRL STEERING WHEEL MOD STAGE 1 LO CTRL STEERING WHEEL MOD STAGE 2 HI CTRL STEERING WHEEL MOD STAGE 2 LO CTRL VIO/GRY WIRE WHT WIRE WHT/ORG WIRE YEL/ORG WIRE

BATT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER RIGHT SIDE OF DASH) BRN/GRY WIRE CAN BUS (+) 2 COMPUTER DATA LINES SYSTEM DELAY SWITCH DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INT LOW OFF LIGHTING CONTROL MODULE LOGIC LOW IND CTRL MIST NCA WIRE RED/BLU WIRE RED/BRN WIRE SER DATA BUS 5 SERIAL DATA 2 VIO WIRE WASHER RLY CTRL WASHER SW SIG WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD OUTSIDE MOISTURE/AMBIENT LIGHT, HUMIDITY SENSOR WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER SOLVENT CONTAINER LEVEL SENSOR WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER MTR RLY COIL CTRL WINDSHIELD WIPER SW HI SIG WINDSHIELD WIPER, WINDSHIELD WASHER SWITCH WIPER SW LOW REF WIPER SW LOW SIG WIPER SWITCH YEL/BLU WIRE YEL/WHT WIRE