Cadillac CTS-V III (2013-2019) serial data communication enable Wiring diagrams

ABS PUMP FUSE ABS VLV FUSE BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRAKE BOOSTER PUMP MOTOR RELAY BRAKE FLUID LEVEL SENS SIGNAL BRAKE PRESSURE MODULATOR BRAKE VACUUM SENS LOW REF BRAKE VACUUM SENS SIGNAL BRAKE VACUUM SWITCH SIGNAL BRK VAC PUMP FUSE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUSE 6 GRN/BRN WIRE GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPEED GMLAN SERIAL DATA (+) (2) HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIGNAL LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIGNAL POWER DISTRIBUTION SYSTEM RED WIRE RED/YEL WIRE RF WHEEL SPD SENS CTRL RF WHEEL SPD SENS SIGNAL RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RR WHEEL SPD SENS CTRL RR WHEEL SPD SENS SIGNAL SENS SPLY VOLT SERIAL DATA COMMUNICATION ENABLE STEERING ANGLE SENS LOW REF UNDERHOOD AUXILIARY FUSE BLOCK UNDERHOOD FUSE BLOCK VIO WIRE W/O STOP/START SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE

ABS PUMP FUSE ABS VLV FUSE BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRAKE BOOSTER PUMP MOTOR RELAY BRAKE FLUID LEVEL SENS SIGNAL BRAKE PRESSURE MODULATOR BRAKE VACUUM SENS LOW REF BRAKE VACUUM SENS SIGNAL BRAKE VACUUM SWITCH SIGNAL BRK VAC PUMP FUSE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUSE 6 GRN/BRN WIRE GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPEED GMLAN SERIAL DATA (+) (2) HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIGNAL LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIGNAL POWER DISTRIBUTION SYSTEM RED WIRE RED/YEL WIRE RF WHEEL SPD SENS CTRL RF WHEEL SPD SENS SIGNAL RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RR WHEEL SPD SENS CTRL RR WHEEL SPD SENS SIGNAL SENS SPLY VOLT SERIAL DATA COMMUNICATION ENABLE STEERING ANGLE SENS LOW REF UNDERHOOD AUXILIARY FUSE BLOCK UNDERHOOD FUSE BLOCK VIO WIRE W/O STOP/START SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE

ABS PUMP FUSE ABS VLV FUSE BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRAKE BOOSTER PUMP MOTOR RELAY BRAKE FLUID LEVEL SENS SIGNAL BRAKE PRESSURE MODULATOR BRAKE VACUUM SENS LOW REF BRAKE VACUUM SENS SIGNAL BRAKE VACUUM SWITCH SIGNAL BRK VAC PUMP FUSE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUSE 6 GRN/BRN WIRE GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPEED GMLAN SERIAL DATA (+) (2) HIGH SPEED GMLAN SERIAL DATA (+) HOT AT ALL TIMES LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LF WHEEL SPD SENS CTRL LF WHEEL SPD SENS SIGNAL LR WHEEL SPD SENS CTRL LR WHEEL SPD SENS SIGNAL POWER DISTRIBUTION SYSTEM RED WIRE RED/YEL WIRE RF WHEEL SPD SENS CTRL RF WHEEL SPD SENS SIGNAL RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RR WHEEL SPD SENS CTRL RR WHEEL SPD SENS SIGNAL SENS SPLY VOLT SERIAL DATA COMMUNICATION ENABLE STEERING ANGLE SENS LOW REF UNDERHOOD AUXILIARY FUSE BLOCK UNDERHOOD FUSE BLOCK VIO WIRE W/O STOP/START SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE YEL/VIO 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

AMP FUSE AUDIO AMPLIFIER BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FT CEN SPEAKER (-) LOW REF FT CEN SPEAKER CTRL (+) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HIGH SPD GMLAN SERIAL DATA (+) 9 HIGH SPD GMLAN SERIAL DATA (+) 9 MOST CTRL HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR WOOFER SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR WINDOW SHELF SPEAKER LEFT SUBWOOFER SPEAKER LEFT/REAR SUBWOOFER SPEAKER (-) LOW REF LEFT/REAR SUBWOOFER SPEAKER CTRL (+) LF SPEAKER (-) CTRL 1 LF SPEAKER SIG (-) 1 LF TWEETER SPEAKER (-) LOW REF LF TWEETER SPEAKER CTRL (+) LOW SPEED GMLAN SERIAL DATA 2 LR MIDRANGE SPEAKER (-) LOW REF LR MIDRANGE SPEAKER CTRL (+) LR SPEAKER (+) CTRL LR SPEAKER SIG (-) MICROPHONE 1 LOW REF MICROPHONE 1 SIG MICROPHONE 2 LOW REF MICROPHONE 2 SIG MICROPHONE 3 LOW REF MICROPHONE 3 SIG MOST SERIAL DATA (+) ONSTAR FUSE PREMIUM REAR BODY FUSE BLOCK RED/BLU WIRE RED/YEL WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RF TWEETER SPEAKER (-) LOW REF RF TWEETER SPEAKER CTRL (+) RH SUBWOOFER SPEAKER (-) LOW REF RH SUBWOOFER SPEAKER CTRL (+) RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR WOOFER SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR WINDOW SHELF SPEAKER RIGHT SUBWOOFER SPEAKER RR SPEAKER (+) CTRL RR SPEAKER SIG (-) SERIAL DATA COMMUNICATION ENABLE SIG GROUND VIO/BRN WIRE 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

6.2L EXCEPT 6.2L UP LEVEL MID LEVEL W/ MULTI COLOR STANDARD GRAPHICS ACCESSORY WAKEUP SERIAL DATA BATT POSITIVE VOLT BCM 6 FUSE BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND LOGIC BRK FLUID LVL SENS SIG BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRIVER DOOR LATCH ASSEMBLY DRIVER SEAT BELT SW SIG DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE DRV SEAT SW LOW REF ELECTRONIC BRAKE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HDLMPS OFF SIG HDLMPS ON SIG HEAD HI SPD GMLAN SER DATA (-) 2 HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER CENTER FLOOR CONSOLE) INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR DOOR LATCH ASSEMBLY LF DOOR AJAR SW SIG LO SPD GMLAN SERIAL DATA 2 LOGIC DRIVER WINDOW MOTOR LOGIC LEFT REAR WINDOW MOTOR LOGIC PASSENGER WINDOW MOTOR LOGIC RIGHT REAR WINDOW MOTOR LR DOOR AJAR SW SIG MOST SER DATA (+) MOST SER DATA (-) ETHERNET BUS 7 (+) NETWORK BUS 3 NETWORK BUS 4 OFF ORG/BRN WIRE ORG/VIO WIRE PARK AUTO PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK SW SIG PARK BRK SW SPLY VOLT PARK IND PARK LAMP SIG PARK RELEASE SW VOLT REF PARKING BRAKE CONTROL MODULE (ABOVE RIGHT SIDE OF REAR SUSPENSION) PASS SEAT BELT SW LOW REF PASS SEAT BELT SW SIG PASSENGER DOOR LATCH ASSEMBLY PASSENGER SEAT BELT SWITCH PASSENGER SEAT BELT BUCKLE RADIO RED/WHT WIRE RF DOOR AJAR SW SIG RIGHT REAR DOOR LATCH ASSEMBLY RR DOOR AJAR SW SIG SEAT BELT IND SERIAL DATA COMMUNICATION ENABLE SUPPLEMENTAL RESTRAINTS SYSTEM TIRE PRESSURE IND TURN SIGNAL/ MULTI-FUNCTION SWITCH VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/RED WIRE