Cadillac CT4-V I (2019-2024) audio amplifier Wiring diagrams

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

10 SPEED A/T 3.6L 8 SPEED A/T AUDIO AMPLIFIER AUTOMATIC TRANSMISSION CONTROL LEVER BLK WIRE CARD READER RECEPTACLE DRIVER BACK SEAT BLOWER ASSEMBLY DRIVER CUSHION SEAT BLOWER ASSEMBLY DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT BACK VENTILATION BLOWER DRIVER FRONT SEAT BOLSTER MEMORY CONTROL MODULE DRIVER FRONT SEAT CUSHION VENTILATION BLOWER DRIVER FRONT SEAT LUMBAR SWITCH DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER MEMORY SWITCH DRIVER OUTSIDE REAR VIEW MIRROR COURTESY LAMP DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SEAT ADJUSTER MEMORY MODULE DRIVER TRIM PANEL FRONT SIDE DOOR LIGHT CONDUCTOR LAMP DRIVER WINDOW MOTOR INFOTAINMENT CONTROL SWITCH INTERIOR REAR COMPARTMENT LID RELEASE SWITCH J416 (3.6L) LEFT FRONT SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR LEFT REAR FLOOR COURTESY LAMP LEFT REAR FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LEFT TURN SIGNAL REPEATER LAMP MULTIMEDIA RECEPTACLE NCA WIRE PROGRAMMABLE AIR INLET VALVE ACTUATOR PROGRAMMABLE MODE VALVE ACTUATOR RADIO RADIO CONTROL RIGHT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR RIGHT REAR FRONT SEAT LANE DEPARTURE WARNING ACTUATOR SERIAL DATA GATEWAY MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE VEHICLE PERFORMANCE DATA RECORDER W/ MEMORY W/ MEMORY W/O MEMORY W/ ONSTAR W/ VENTILATED SEAT W/O MEMORY WHT WIRE

ANC MICROPHONE 1 FEEDBACK SIG RR LOW LEVEL AUDIO (-) LOW REF ANC MICROPHONE 1 SIG ANC MICROPHONE 2 FEEDBACK SIG ANC MICROPHONE 2 SIG ANC MICROPHONE 3 FEEDBACK SIG ANC MICROPHONE 3 SIG AUDIO AMPLIFIER AUDIO AMPLIFIER CONTROL LEFT/REAR SUBWOOFER CTRL (-) AUTOSAR CAN BUS (-) 5 SER DATA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENTERTAINMENT REMOTE ENABLE SIG FRONT CENTER SPEAKER (+) FRONT CENTER SPEAKER (-) CTRL GND 15 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO REAR SIDE DOOR SPEAKER LEFT REAR SPEAKER (-) CTRL LF LOW LEVEL AUDIO (-) LOW REF LF LOW LEVEL AUDIO SIG LF SPEAKER (-) CTRL 1 RIGHT SUBWOOFER CTRL (-) LF SPEAKER 1 (+) CTRL LR LOW LEVEL AUDIO (-) LOW REF LR LOW LEVEL AUDIO SIG + LR SUBWOOFER CTRL (-) RADIO FRONT CENTER SPEAKER RADIO REAR SPEAKER REAR ACTIVE NOISE CANCELLATION MICROPHONE RED/YEL WIRE RF LOW LEVEL AUDIO SIG RF SPEAKER (-) CTRL 1 RF SPEAKER 1 (+) CTRL RF SPEAKER CTRL (-) CTRL RF SPEAKER SIG (+) CTRL RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO REAR SIDE DOOR SPEAKER RIGHT REAR SPEAKER (-) CTRL RIGHT SUBWOOFER CTRL (+) RL LOW LEVEL AUDIO (-) LOW REF RR LOW LEVEL AUDIO SIG + SEC FUSED BATT POS VOLT 37 VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

AUDIO AMPLIFIER AUTOSAR CAN BUS (+) 5 SER DATA AUTOSAR CAN BUS (-) 5 SER DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA 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 LF SPEAKER (-) CTRL 1 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE 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 1 (+) CTRL LR AUDIO SIG LR SIG (-) LR SPEAKER (+) CTRL LR SPKR LR SUBWOOFER CTRL (-) MIC 1 SIG MIC 2 SIG MIC 3 SIG R/L R SURROUND SPEAKER (+) CTRL 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 SEC FUSED BATT POS VOLT 37 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

2 WAY 4-WAY AUDIO AMPLIFIER DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT BLADDER CONTROL MODULE DRIVER FRONT SEAT BOLSTER MEMORY MODULE DRIVER FRONT SEAT LUMBAR SUPPORT SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE EVAPORATIVE EMISSION CANISTER VENT SOLENOID VALVE FROM BATTERY DISTRIBUTION FUSE BLOCK (DIAGRAM 1 OF 8) LEFT SIDE OBSTACLE DETECTION CONTROL MODULE LIGHTING CONTROL MODULE PARKING ASSIST CONTROL MODULE PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER FRONT SEAT BLADDER CONTROL MODULE PASSENGER FRONT SEAT LUMBAR SWITCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER SEAT ADJUSTER MEMORY MODULE PASSENGER SEAT BOLSTER MEMORY MODULE REAR BODY WIRING HARNESS JUNCTION BLOCK RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR SIDE DOOR WINDOW SWITCH RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE SERIAL DATA GATEWAY MODULE TELEMATIC CONTROL MODULE TO MULTI-FUNCTION POWER SUPPLY CONVERTER (DIAGRAM 6 OF 8) TRANSFER CASE CONTROL MODULE VIDEO PROCESSING MODULE VIO WIRE W/ MEMORY W/ OBSTACLE DETECTION ENHANCED SIDE ACTIVE SAFETY W/ SEAT LUMBAR PASSENGER W/O MEMORY

AUDIO AMPLIFIER AUTOMATED DRIVING MAPPING MODULE DIFFERENTIAL CONTROL MODULE DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH FROM BATTERY DISTRIBUTION FUSE BLOCK (DIAGRAM 1 OF 8) FRONT SEAT HEATER VENT CONTROL MODULE FUEL PUMP POWER CONTROL MODULE IMAGE PROCESSING MODULE LEFT REAR SHORT RANGE RADAR SENSOR LEFT REAR SIDE SHORT RANGE RADAR SENSOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH REAR BODY WIRING HARNESS JUNCTION BLOCK REAR WINDOW DEFOGGER RELAY RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE REMOTE FUNCTION ACTUATOR MODULE RIGHT REAR SHORT RANGE RADAR SENSOR RIGHT REAR SIDE SHORT RANGE RADAR SENSOR SUNROOF CONTROL MODULE SUSPENSION CONTROL MODULE W/ INTEGRATED BRAKE ASSIST PREFILL W/ LANE ACTIVE SAFETY W/O INTEGRATED BRAKE ASSIST PREFILL W/O LANE ACTIVE SAFETY WINDSHIELD FRONT VIEW CAMERA

ANC MICROPHONE 1 FEEDBACK SIG ANC MICROPHONE 1 SIG ANC MICROPHONE 2 FEEDBACK SIG ANC MICROPHONE 2 SIG ANC MICROPHONE 3 FEEDBACK SIG ANC MICROPHONE 3 SIG AUDIO AMPLIFIER AUDIO AMPLIFIER CONTROL AUTOSAR CAN BUS (-) 5 SER DATA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENTERTAINMENT REMOTE ENABLE SIG FRONT CENTER SPEAKER (+) FRONT CENTER SPEAKER (-) CTRL GND 15 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LEFT RADIO REAR SIDE DOOR SPEAKER LEFT REAR SPEAKER (-) CTRL LEFT/REAR SUBWOOFER CTRL (-) LF LOW LEVEL AUDIO (-) LOW REF LF LOW LEVEL AUDIO SIG LF SPEAKER (-) CTRL 1 RIGHT SUBWOOFER CTRL (-) LF SPEAKER 1 (+) CTRL LR LOW LEVEL AUDIO (-) LOW REF LR LOW LEVEL AUDIO SIG + LR SUBWOOFER CTRL (-) RADIO FRONT CENTER SPEAKER RADIO REAR SPEAKER REAR ACTIVE NOISE CANCELLATION MICROPHONE RED/YEL WIRE RF LOW LEVEL AUDIO SIG RF SPEAKER (-) CTRL 1 SEC FUSED BATT POS VOLT 37 RF SPEAKER 1 (+) CTRL RF SPEAKER CTRL (-) CTRL RF SPEAKER SIG (+) CTRL RIGHT FRONT ACTIVE NOISE CANCELLATION MICROPHONE RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO REAR SIDE DOOR SPEAKER RIGHT REAR SPEAKER (-) CTRL RIGHT SUBWOOFER CTRL (+) RL LOW LEVEL AUDIO (-) LOW REF RR LOW LEVEL AUDIO (-) LOW REF RR LOW LEVEL AUDIO SIG + VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/WHT 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