Cadillac Lyriq I (2022-2024) power distribution system Wiring diagrams

AUTO HOLD IND AUTO HOLD SWITCH AUTOMATIC VEHICLE HOLD INDICATOR CTRL AUTOMATIC VEHICLE HOLD SWITCH SIG AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE APPLY SENSOR CTRL BRAKE APPLY SENSOR LOW REF BRAKE APPLY SENSOR SIG BRAKE FLUID LEVEL INDICATOR SWITCH 1 BRAKE FLUID LEVEL INDICATOR SWITCH 2 BRAKE PEDAL POSITION SENSOR COMPUTER DATA LINES SYSTEM DIMMER SWITCH DISPLAY DRIVER INFORMATION DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS BK LVDS GY PARKING BRAKE SWITCH POWER DISTRIBUTION SYSTEM RADIO RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RIGHT END OF DASH) RIGHT REAR PARKING BRAKE ACTUATOR RWD SIG GND WHT WIRE WHT/GRN WIRE YEL/BRN WIRE

BLK WIRE BLU/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SIDE OBJECT DETECTION INDICATOR GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT SIDE OBSTACLE DETECTION CONTROL MODULE NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW CONTROL SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR POWER DISTRIBUTION SYSTEM RED/VIO WIRE RIGHT END OF DASH) RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE RWD WHT WIRE

A/C EVAPORATOR TEMP SENS SIG AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM AUTOMATIC VEHICLE HOLD IND CTRL AUTOMATIC VEHICLE HOLD SW SIG AUTOSAR CAN BUS (-) 9 SER DATA BATT POS VOLT BATTERY POS VOLT BCM LIN BUS 15 BCM LIN BUS 5 BCM LIN BUS 6 BCM LIN BUS 7 BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLWR MTR SPD CTRL BLWR SPD FEEDBACK SIG BODY CONTROL MODULE (LOWER LEFT END OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CTRL BANK 1 SW SIG CRUISE CTRL BANK 2 SW SIG DOME/READING LP ENABLE SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER MODE 1 SW SG GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAZ WARN IND LED DIMMING SIG HAZ WARN SW SIG HDLP SW FLASH SIG HEADLIGHTS SYSTEM HI BEAM SEL SW HI BEAM SIG HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES HVAC REM ENABLE SIG HVAC SYS ENABLE SIG IGN MODE SW MODE VOLT IGN MODE SW START LED SIG IMMO ANT LO SIG IMMO ANT SIG (+) INTR PASSIVE ENTRY ANT 2 LO SIG INSTRUMENT PANEL COMPT DR UNLATCH RLY CTRL INSTRUMENT PANEL LP DIMMER SW LO REF INSTRUMENT PANEL LP DIMMER SW SIG BCM LIN BUS 12 INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK INTR LP CTRL INTR PASSIVE ENTRY ANT 2 HI SIG LANE DEP WARN DISABLE SW SIG LANE DEP WARN IND CTRL LED BACKLIGHT DIMMING CTRL 1 LH CONDENSING HTR AIR TEMP SENS SIG LH TURN SIG SW SIG NAVIGATION SYSTEM OUT OF PARK SIG POWER DISTRIBUTION SYSTEM REAR CLOSURE OPEN/CLOSE SW SIG RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE RETAINED ACC PWR RLY 2 COIL CTRL RH CONDENSING HTR AIR TEMP SENS SIG RH TURN SIG SW SIG RIGHT END OF DASH) RR CAMERA WASH SIG RUN/CRNK RLY COIL CTRL SEATS SYSTEM SECURITY IND CTRL SENS LO REF STEERING WHEEL AIR BAG COIL STRG WHEEL RESISTOR LADDER LO REF TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WINDSHIELD WASHER SW SIG WINDSHIELD WIP SW LO REF WINDSHIELD WIP SW LO SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE

AMBIENT AIR TEMPERATURE SENSOR AMBIENT AIR TEMPERATURE SENSOR LOW REF AMBIENT AIR TEMPERATURE SENSOR SIG AUTOSAR CAN BUS (+) 3 SERIAL DATA AUTOSAR CAN BUS (-) 3 SERIAL DATA BRAKE FLUID LEVEL SIG AUX CEN STACK DSPY BACKLIGHT DIMMING CTRL BATT ENERGY CTRL MODULE LIN BUS 1 BATT ENERGY CTRL MODULE LIN BUS 2 BATTERY ENERGY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL INDICATOR SWITCH 1 BRAKE FLUID LEVEL INDICATOR SWITCH 2 BRAKE FLUID LEVEL SENSOR LOW REF BRAKE FLUID LEVEL SENSOR LOW REF 2 BRAKE FLUID LEVEL SWITCH SIG 2 BRAKE MASTER CYLINDER (LEFT REAR OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE CAN BUS (+) 5 SERIAL DATA COMPUTER DATA LINES SYSTEM DISPLAY DRIVER INFORMATION CENTER DISPLAY DRIVER INFORMATION DISPLAY GRN/BRN WIRE GRN/GRY WIRE GY LVDS INFOTAINMENT DSPY SIG HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ILLUMINATION INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIGHTING CONTROL MODULE LOGIC LVDS BK POWER DISTRIBUTION SYSTEM RADIO RED/BLU WIRE RIGHT END OF DASH) RUN/CRANK IGNITION 1 VOLTAGE RWD VIO/BLK WIRE VIO/GRN WIRE WHT WIRE

3-BK AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BATT POS VOLT BG COAX BK COAX BK USB BK USB USB SERIAL DATA BLK/WHT WIRE COAX FLOOR CONSOLE AUDIO PLAYER, USB RECEPTACLE FLOOR CONSOLE COMPARTMENT USB RECEPTACLE FLOOR CONSOLE FRONT USB RECEPTACLE GY LVDS INFOTAINMENT DISPLAY SIG HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS NCA WIRE POWER DISTRIBUTION SYSTEM RADIO REAR VIEW CAMERA LVDS (LOW VOLT DIFFERENTIAL SIGNALING) COAXIAL SIG 1-BU COAX RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RWD SIG GND USB USB 2 PORT RECEPTACLE WIFI YEL WIRE

AUTOSAR CAN BUS (+) 3 SERIAL DATA BLK WIRE BLU/BLK WIRE BRAKE MASTER CYLINDER (LEFT REAR OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE COMPUTER DATA LINES SYSTEM DIMMER SWITCH DISPLAY DRIVER INFORMATION DISPLAY GRN/BLK WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT PARK BRAKE MOTOR APPLY CTRL LEFT PARK BRAKE MOTOR LOW REF LEFT REAR PARKING BRAKE ACTUATOR LOGIC LVDS BK LVDS GY PARKING BRAKE SWITCH POWER DISTRIBUTION SYSTEM RADIO RED/BLU WIRE RIGHT END OF DASH) RIGHT PARK BRAKE MOTOR APPLY CTRL RIGHT PARK BRAKE MOTOR LOW REF RIGHT REAR PARKING BRAKE ACTUATOR RUN/CRANK IGNITION 1 VOLTAGE RWD VIO/BLK WIRE WHT WIRE

3-BK AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BATT POS VOLT BG COAX BK COAX BK USB BK USB USB SERIAL DATA BLK/WHT WIRE COAX FLOOR CONSOLE AUDIO PLAYER, USB RECEPTACLE FLOOR CONSOLE COMPARTMENT USB RECEPTACLE FLOOR CONSOLE FRONT USB RECEPTACLE GY LVDS INFOTAINMENT DISPLAY SIG HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS NCA WIRE POWER DISTRIBUTION SYSTEM RADIO REAR VIEW CAMERA LVDS (LOW VOLT DIFFERENTIAL SIGNALING) COAXIAL SIG 1-BU COAX RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RWD SIG GND USB USB 2 PORT RECEPTACLE WIFI YEL WIRE

1 LOW REFERENCE 1 SIGNAL 1.5 VOLT REFERENCE 2 LOW REFERENCE 2 SIGNAL 2.5 VOLT REFERENCE AUTOSAR CAN BUS (-) 2 SER DATA AUTOSAR CAN BUS (-) 9 SER DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY ENERGY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN 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 BRAKE PEDAL POSITION SENSOR BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE MOTOR CONTROL MODULE ELECT TRANS RNG SEL PAR POSI SENS 1 SIG ELECT TRANS RNG SEL PAR POSI SENS 2 5 VOLT REF ELECT TRANS RNG SEL PAR POSI SENS 2 LOW REF ELECT TRANS RNG SEL PAR POSI SENS 2 SIG GEAR SHIFT CONTROL MODULE GRN/BRN WIRE GRN/RED WIRE GROUND GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 LOGIC POWER DISTRIBUTION SYSTEM REAR ELECTRIC DRIVE TRANSMISSION MODULE RED/BLU WIRE RIGHT END OF DASH) RWD TRANSMISSION PARK POSITION SENSOR VIO/RED WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE

1 LOW REFERENCE 1 SIGNAL 1.5 VOLT REFERENCE 2 LOW REFERENCE 2 SIGNAL 2.5 VOLT REFERENCE AUTOSAR CAN BUS (-) 9 SER DATA BATTERY CHARGER BATTERY ENERGY CONTROL MODULE (UNDER RIGHT SIDE OF DASH) BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE MOTOR 2 STATOR DRIVE MOTOR CONTROL MODULE 2 DRIVE MOTOR POSITION SENSOR FRONT DRIVE UNIT FLUID TEMPERATURE SENSOR FRONT ELECTRIC DRIVE TRANSMISSION MODULE (MOUNTED TO FRONT POWERTRAIN CRADLE) GEAR SHIFT CONTROL MODULE GRN WIRE GRN/BRN WIRE GRN/RED WIRE GROUND GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 LOGIC NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RIGHT END OF DASH) RWD WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE

AUTOSAR CAN BUS (+) 3 SERIAL DATA AUTOSAR CAN BUS (-) 3 SERIAL DATA BRAKE FLUID LEVEL SIG BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE FLUID LEVEL INDICATOR SWITCH 1 BRAKE FLUID LEVEL INDICATOR SWITCH 2 BRAKE FLUID LEVEL SENS LOW REF BRAKE FLUID LEVEL SENS LOW REF 2 BRAKE FLUID LEVEL SWITCH SIG 2 BRAKE MASTER CYLINDER (LEFT REAR OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE CAN BUS (+) 5 SERIAL DATA COMPUTER DATA LINES SYSTEM DISPLAY DRIVER INFORMATION DISPLAY GRN/GRY WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LVDS BK LVDS GY INFOTAINMENT DISPLAY SIG POWER DISTRIBUTION SYSTEM RADIO RED/BLU WIRE RIGHT END OF DASH) RUN/CRANK IGNITION 1 VOLTAGE VIO/BLK WIRE WHT WIRE