Cadillac CT4 I (2019-2024) rear body wiring harness junction block 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

BLK WIRE BLU WIRE BRN WIRE DN UP DOWN DOWN UP DRIVER FRONT SEAT ADJUSTER ACTUATOR DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT RECLINER ACTUATOR DRIVER FRONT SEAT TILT ADJUSTER ACTUATOR DRIVER FRONT SEAT VERTICAL ADJUSTER ACTUATOR GRN WIRE GRY WIRE HOT AT ALL TIMES REAR BODY WIRING HARNESS JUNCTION BLOCK RECLINE FWD RECLINE RWD RED/YEL WIRE RWD VIO WIRE YEL WIRE

BATT POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BODY CTRL MODULE LIN BUS 11 BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE CO-DRIVER HEATED BACK THERMISTOR LO REF COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT BACK HEATER DRIVER FRONT SEAT CUSHION HEATER DRV HEATED SEAT THERMISTOR LO REF DRV HTD SEAT SW DRV COOLED SEAT SW HIGH HEAT IND MEDIUM HEAT IND DRV SEAT BLOWER MTR CTRL 1 DRV SEAT HEATING ELEMENT CTRL DRV SEAT HEATING ELEMENT LO REF FRONT SEAT HEATER VENT CONTROL MODULE (UNDER PASSENGER SEAT) GRN/VIO WIRE GRN/WHT WIRE GRY/BLK WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC LOW HEAT IND MEDIUM HEAT IND NCA WIRE PASS HEATED SEAT THERMISTOR LO REF PASS HTD SEAT SW PASS COOLED SEAT SW HIGH HEAT IND PASS SEAT BLOWER MTR CTRL 1 PASS SEAT HEATING ELEMENT CTRL PASS SEAT HEATING ELEMENT LO REF PASS SEAT HEATING TEMPERATURE SENS SIG DRV SEAT HEATING TEMPERATURE SENS SIG REAR BODY WIRING HARNESS JUNCTION BLOCK RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/GRY WIRE

BLK WIRE BLU/BRN WIRE BLU/WHT WIRE DOWN GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES PASSENGER FRONT SEAT ADJUSTER ACTUATOR PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER FRONT SEAT RECLINER ACTUATOR PASSENGER FRONT SEAT TILT ADJUSTER ACTUATOR PASSENGER FRONT SEAT VERTICAL ADJUSTER ACTUATOR REAR BODY WIRING HARNESS JUNCTION BLOCK RECLINE FWD RECLINE RWD RED/VIO WIRE RWD UP DOWN YEL/BLU WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE FORWARD/ HOT AT ALL TIMES PASSENGER FRONT SEAT BACK LUMBAR MOTOR PASSENGER FRONT SEAT LUMBAR SWITCH REAR BODY WIRING HARNESS JUNCTION BLOCK REARWARD RED/YEL WIRE VIO WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE CO-DRV SEAT POSI SW LO REF DOWN GRY/WHT WIRE HOT AT ALL TIMES NCA WIRE PASSENGER FRONT SEAT BACK LUMBAR PUMP PASSENGER FRONT SEAT BLADDER CONTROL MODULE PASSENGER FRONT SEAT LUMBAR SWITCH PASSENGER SEAT LUMBAR SUPPORT SW ANALOG SIG PASSENGER SEAT LUMBAR/ BOLSTER PUMP CTRL REAR BODY WIRING HARNESS JUNCTION BLOCK RED/YEL WIRE RWD YEL/GRN WIRE

BATT POS VOLT BCM LIN BUS 8 BLK WIRE COMPUTER DATA LINES SYSTEM GND 23 GRN/WHT WIRE HOT AT ALL TIMES LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRY WIRE ROOF CONSOLE SLIDE SUNROOF CONTROL MODULE TILT

AM/FM RADIO ANTENNA AMPLIFIER BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM DOWN GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/YEL WIRE RIGHT UP SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO WIRE VIO/BLU WIRE VIO/WHT WIRE VOL (-) YEL WIRE YEL/BLK WIRE

BLK/WHT WIRE BLU/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DOWN GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT LEFT FRONT ACTIVE NOISE CANCELLATION MICROPHONE LEFT RADIO REAR SIDE DOOR SPEAKER LEFT RADIO REAR SIDE UPPER SPEAKER LEFT RADIO REAR SURROUND SPEAKER LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/YEL WIRE RIGHT RIGHT RADIO QUARTER SPEAKER RIGHT RADIO REAR SURROUND SPEAKER SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH VIO WIRE VIO/BLU WIRE VIO/WHT WIRE VOL (-) WHT WIRE WHT/BLK WIRE WHT/BRN WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BATT POS VOL 6 BLK WIRE BLK/BLU WIRE BLU/BLK WIRE BRN/WHT WIRE BUS (+) 3 SER DATA CLTH SOL ACTR CTRL CLTH SOL ACTR LO REF COMPUTER DATA LINES SYSTEM FLUID TEMP SEN SIG 2 GND 23 HOT AT ALL TIMES REAR BODY WIRING HARNESS JUNCTION BLOCK RED/WHT WIRE TRANSFER CASE CONTROL MODULE TRANSFER CASE FLUID TEMPERATURE SENSOR TRANSFER CASE TWO/FOUR WHEEL DRIVE CLUTCH COIL WHT WIRE YEL/BLK WIRE YEL/WHT WIRE