Cadillac CTS-V III (2013-2019) computer data lines system Wiring diagrams

AJAR SW SIG BLK WIRE BRN WIRE CENTER CONSOLE FLOOD LAMP COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR LOGIC GRN/YEL WIRE GRY WIRE INSTRUMENT ILLUMINATION CIRCUIT INSTRUMENT PANEL COMPARTMENT LAMP INSTRUMENT PANEL COMPARTMENT LAMP SWITCH INSTRUMENT PANEL FUSE BLOCK LEFT FRONT DOME/ READING LAMPS LEFT REAR DOME/ READING LAMPS LEFT SUNSHADE LEFT SUNSHADE MIRROR LAMP NETWORK BUS 3 RED WIRE RED/VIO WIRE RIGHT FRONT DOME/ READING LAMPS RIGHT REAR DOME/READING LAMPS RIGHT SUNSHADE RIGHT SUNSHADE MIRROR LAMP VIO WIRE VIO/GRN WIRE VISOR FUSE WHT WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE

BATT POS VOLT LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 2 BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRIVER CUSHION, BACK SWITCH DRV HTD BACK ELEMENT LOW REF DRV HTD BACK NTC SIGNAL DRV HTD SEAT ELEMENT CTRL DRV HTD SEAT NTC LOW REF DRV HTD SEAT NTC SIGNAL FRONT SEAT HEATING CONTROL MODULE GRN/BLU WIRE GROUND GRY/GRN WIRE HIGH HEAT IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INFO DISPLAY MODULE LEFT SEAT CUSHION IND LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 2 LOGIC LOW HEAT IND MEDIUM HEAT IND PASS HTD BACK ELEMENT LOW REF PASS HTD BACK NTC LOW REF PASS HTD BACK NTC SIGNAL PASS HTD SEAT ELEMENT CTRL PASS HTD SEAT NTC LOW REF PASS HTD SEAT NTC SIGNAL PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT PASSENGER CUSHION/ BACK SWITCH RADIO/ HVAC CONTROLS RBBEC IGN FUSE RED WIRE RED/BLU WIRE RIGHT SEAT CUSHION IND RUN/CRANK IGN 1 VOLT SPARE/HTD SEAT 2 FUSE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/GRY WIRE

BATT POS VOLT BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRIVER SEAT VENT MOTOR CTRL 1 DRV HEATED BACK ELEMENT CTRL DRV HEATED SEAT ELEMENT CTRL FRONT SEAT HEATING CONTROL MODULE GRN/BLU WIRE GRN/VIO WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LOCAL INTERCONNECT NETWORK BUS 2 PASS HEATED BACK ELEMENT CTRL PASS HEATED SEAT ELEMENT CTRL PASS SEAT VENT MOTOR CTRL 1 PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT RBBEC IGN FUSE RED WIRE RED/BLU WIRE RUN/CRANK IGN 1 VOLT SPARE/HTD SEAT 2 FUSE UNDERHOOD FUSE BLOCK VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BRN WIRE

BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR DRIVER CUSHION, BACK SWITCH DRIVER CUSHION/ BACK IND FRT VENT SEAT FUSE GRN WIRE GRN/VIO WIRE HIGH HEAT IND HOT W/ IGNITION MAIN RELAY ENERGIZED IGN LOCAL INTERCONNECT NETWORK BUS 9 LOGIC INFO DISPLAY MODULE LOW HEAT IND MEDIUM HEAT IND PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER CUSHION/ BACK IND PASSENGER CUSHION/ BACK SWITCH RADIO/ HVAC CONTROLS REAR BODY FUSE BLOCK RED WIRE SEAT VENT MTR CNTRL VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

BATT POS VOLT BK USB BK USB USB SERIAL DATA BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE COAX COAX CU COMPUTER DATA LINES SYSTEM DAB DATA GRN/BLU WIRE GRN/WHT WIRE GROUND GRY/GRN WIRE GRY/YEL WIRE HD/XM HIGH SPD GMLAN SERIAL DATA (+) 9 HIGH SPD GMLAN SERIAL DATA (-) 9 BACKUP LP CTRL HOT AT ALL TIMES LEFT RADIO ANTENNA AMPLIFIER LIN SERIAL DATA BUS 10 LIN SERIAL DATA BUS 5 LOGIC AUXILIARY AUDIO INPUT LOW SPD GMLAN SERIAL DATA 2 MICROPHONE (-) LOW REF MICROPHONE SIG NAVIGATION SYSTEM POS VOLT RADIO RDO/DVD FUSE REAR BODY FUSE BLOCK REAR WINDOW ANTENNA RED/VIO WIRE ROOF REAR ANTENNA SERIAL SERIAL DATA COMMUNICATION ENABLE SIG SIG GND USB VIO/YEL WIRE VOICE RECOGNITION AUDIO LOW REF CELLULAR TELEPHONE MICROPHONE LOW REF VOICE RECOGNITION AUDIO SIG CELLULAR TELEPHONE MICROPHONE SIG W/ ONSTAR W/O ONSTAR W/ REAR VIEW CAMERA W/O REAR VIEW CAMERA WHT WIRE WHT/BLU WIRE WHT/GRN WIRE

6.2L AUDIO COMM SIG AUDIO REQUEST SIG BATT POSITIVE VOLTAGE BK COAX BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRN WIRE COAX COMPUTER DATA LINES SYSTEM CU COAX HD/XM DAB/DMB GMLAN SERIAL DATA GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HOT W/ BATTERY SAVER RELAY 2 ENERGIZED LEFT RADIO ANTENNA AMPLIFIER LOW REF LT AUDIO SIG 2 MEDIA DISC PLAYER MOST CONTROL MOST SERIAL DATA (+) NETWORK BUS 10 POSITIVE VOLTAGE RADIO RDO/ DVD FUSE REAR BODY FUSE BLOCK REAR WINDOW ANTENNA RED/VIO WIRE REMOTE CONTROL DOOR LOCK RECEIVER REMOTE ENABLE SIG RFR RIGHT RADIO ANTENNA AMPLIFIER RT AUDIO SIG 2 SERIAL DATA SIG GROUND SIGNAL GROUND TELEPHONE VOICE SIG VIDEO DISPLAY REQUEST SIG VIO WIRE W/ PERFORMANCE DATA RECORDER W/O PERFORMANCE DATA RECORDER WH COAX WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

AMP FUSE BAT POS VOLT BATT POS VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BUS 12 COMPUTER DATA LINES SYSTEM CTRL DISPLAY DISPLY FUSE DOWN GMLAN SERIAL DATA GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/GRN WIRE HANG-UP SIG HEATED STEERING HOT AT ALL TIMES INFO DISPLAY MODULE INSTRUMENT PANEL FUSE BLOCK LEFT LOGIC LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LVDS NCA WIRE NETWORK NETWORK BUS 10 NETWORK BUS 5 NETWORK BUS 9 ORG/BLK WIRE PPL RADIO/HVAC CONTROLS REAR BODY FUSE BLOCK RECOGNITION SIG RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT SEATS SYSTEM SEEK DOWN SEEK UP SEL STEERING WHEEL AIR BAG COIL STR/WHL/ CNTRL FUSE VOICE VOL (-) WHEEL SW LED

AUDIO AMPLIFIER BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE CENTER INSTRUMENT PANEL SPEAKER CENTER SPEAKER COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM GMLAN SERIAL DATA GMLAN SERIAL DATA (+) 9 GMLAN SERIAL DATA (+) 9 MOST CONTROL GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GROUND GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE LEFT FRONT DOOR SPEAKER LEFT REAR WINDOW SHELF SPEAKER LEFT SUBWOOFER SPEAKER LF SPK - LF SPK SIG (-) LR MID SPK - LR SPK + LR SPK SIG (-) MICROPHONE RTN 1 MICROPHONE RTN 2 MICROPHONE RTN 3 MICROPHONE SIG 1 MICROPHONE SIG 2 MICROPHONE SIG 3 RED/YEL WIRE RF SPK (+) SPEAKER + RF SPK SIG (-) SPEAKER - RIGHT FRONT DOOR SPEAKER RIGHT REAR WINDOW SHELF SPEAKER RR SPK + SERIAL DATA SUBWOOFER SPEAKER TWEETER SPEAKER VIO/BRN WIRE W/ SURROUND AMPLIFIER WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

AUXILIARY HVAC CONTROLS BATTERY POS VOLT BLK WIRE BLU/BRN WIRE BLU/VIO WIRE COMPUTER DATA LINES SYSTEM CUSHION ELEMENT CTRL GRN/BLU WIRE GRN/BRN WIRE GRN/YEL WIRE GRY WIRE HIGH HEAT IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT REAR BACK SEAT HEATING ELEMENT LEFT REAR CUSHION SEAT HEATING ELEMENT LEFT REAR CUSHION/BACK SWITCH LOCAL INTERCONNECT NETWORK BUS 2 LOCAL INTERCONNECT NETWORK BUS 9 LOGIC LOW HEAT IND LOW HEAT IND MED HEAT IND LR HTD SEAT ELEMENT CTRL MED HEAT IND RBBEC IGN FUSE REAR BODY FUSE BLOCK REAR SEAT HEATING CONTROL MODULE RED WIRE RED/WHT WIRE RIGHT REAR BACK SEAT HEATING ELEMENT RIGHT REAR CUSHION SEAT HEATING ELEMENT RIGHT REAR CUSHION/BACK SWITCH RR HTD SEAT CUSHION ELEMENT CTRL RR HTD SEAT ELEMENT CTRL GND RR HTD SEAT FUSE RUN/CRANK IGN 1 VOLT LR HTD SEAT UNDERHOOD FUSE BLOCK VIO WIRE VIO/WHT WIRE WHT WIRE

BAT POS VOLT BCM 1 FUSE BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (BCM) COMPUTER DATA LINES SYSTEM DISPLAY EXTERIOR REAR COMPARTMENT LID UNLATCH SWITCH GROUND GRY WIRE GRY/GRN WIRE GRY/YEL WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK INTERIOR REAR COMPARTMENT LID UNLATCH SWITCH LIFTGATE AJAR SWITCH SIGNAL 1 LIFTGLASS/REAR COMPARTMENT LID INTERIOR RELEASE SIGNAL LIFTGLASS/REAR COMPARTMENT LID MOTOR LOGIC INSTRUMENT CLUSTER LOW SPEED GMLAN SERIAL DATA NCA WIRE REAR BODY FUSE BLOCK REAR CLOSURE HANDLE SWITCH OPEN SIGNAL REAR COMPARTMENT LID LATCH REAR COMPARTMENT LID UNLATCH RELAY RED WIRE RED/VIO WIRE RELEASE CONTROL RR CLOSR FUSE VIO WIRE VIO/BLU WIRE VIO/GRY WIRE WHT WIRE YEL WIRE YEL/BLU WIRE