Cadillac CTS II (2007-2014) logic Wiring diagrams

10 12 7 DATA BUS+ DATA BUS- GND 15 11 6 BATT POSITIVE VOLT KEYPAD SIG KEYPAD SPLY VOLT AUTOMATIC DAY/NIGHT MIRROR BACKUP LAMP SUPPLY VOLT BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DISPLAY DK GRN WIRE DK GRN/WHT WIRE EMERGENCY IND EMERGENCY SWITCH GARAGE DOOR OPENER (GDO) GROUND HOT AT ALL TIMES HOT AT ALL TIMES THEFT/ UGDO FUSE INSIDE REARVIEW MIRROR (ISRVM) KEYPAD KEYPAD GREEN LED IND KEYPAD GREEN LED IND SIG KEYPAD RED WIRE LED IND SIG B+ LOGIC LT BLU WIRE LT GRN/BLK WIRE LUGGAGE COMPT) NAVIGATION SYSTEM ON STAR BUTTON ASSEMBLY ONSTAR FUSE ONSTAR IND ONSTAR SWITCH PHONE IND PHONE SWITCH PNK WIRE REAR FUSE BLOCK (RIGHT REAR OF RED LED IND WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND RIGHT REAR STRUT TOWER)

8 9 DATA BUS (+) DATA BUS (-) AUTOMATIC DAY/NIGHT MIRROR BACKUP LAMP SUPPLY VOLT BACKUP LP SPLY VOLT BATT POSITIVE VOLT KEYPAD SIG KEYPAD SPLY VOLT KEYPAD GREEN LED SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (CENTER OF DASH, BRANCH BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DATA BUS+ DATA BUS- GND DK GRN/WHT WIRE EMERGENCY IND EMERGENCY SWITCH GROUND HOT AT ALL TIMES HOT W/ IGN 1 RELAY ENERGIZED IGN INSIDE REARVIEW MIRROR (ISRVM) ISRVM FUSE KEYPAD KEYPAD GREEN LED IND KEYPAD RED LED SIG WIRE LOGIC LT GRN WIRE LT GRN/BLK WIRE ON STAR BUTTON ASSEMBLY ONSTAR FUSE ONSTAR IND ONSTAR SWITCH PHONE IND PHONE SWITCH PNK WIRE REAR FUSE BLOCK (RIGHT REAR OF LUGGAGE COMPT) RED LED IND WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND RIGHT REAR STRUT TOWER) YEL/BLK WIRE

8 9 DATA BUS (+) DATA BUS (-) AUTOMATIC DAY/NIGHT MIRROR BACKUP LAMP SUPPLY VOLT BACKUP LP SPLY VOLT BATT POSITIVE VOLT KEYPAD SIG KEYPAD SPLY VOLT KEYPAD GREEN LED SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (CENTER OF DASH, BRANCH BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DATA BUS+ DATA BUS- GND DK GRN/WHT WIRE EMERGENCY IND EMERGENCY SWITCH GROUND HOT AT ALL TIMES HOT W/ IGN 1 RELAY ENERGIZED IGN INSIDE REARVIEW MIRROR (ISRVM) ISRVM FUSE KEYPAD KEYPAD GREEN LED IND KEYPAD RED LED SIG WIRE LOGIC LT GRN WIRE LT GRN/BLK WIRE ON STAR BUTTON ASSEMBLY ONSTAR FUSE ONSTAR IND ONSTAR SWITCH PHONE IND PHONE SWITCH PNK WIRE REAR FUSE BLOCK (RIGHT REAR OF LUGGAGE COMPT) RED LED IND WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND RIGHT REAR STRUT TOWER) YEL/BLK WIRE

BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM COUPE DK BLU WIRE DK GRN WIRE DOWN SWITCH DRV PWR SEAT CIRCUIT BREAKER HIGH IND HOT AT ALL TIMES LEFT COOLING LEFT FAN LEFT FAN UP LEFT HEATED LOGIC LOW IND MED IND MEMORY SYSTEMS MSM (RIGHT REAR FUSE OF LUGGAGE COMPT) NCA WIRE PASSENGER SEAT CUSHION VENTILATION HEATING, COOLING MODULE PNK WIRE PNK/ DK WIRE RADIO/HVAC CONTROL (CENTER OF DASH) REAR FUSE BLOCK RED WIRE RED/WHT WIRE RIGHT COOLING SWITCH RIGHT FAN DOWN SWITCH RIGHT FAN UP SWITCH RIGHT HEATED SEAT HIGH SWITCH SEAT HIGH SWITCH SEDAN WAGON SWITCH W/ RECARO FRONT BUCKET SEAT W/ RECARO FRONT BUCKET SEATS W/O RECARO FRONT DK BUCKET SEATS PNK WIRE W/O RELARO FRONT BUCKET SEATS DK WHT WIRE

6 7 PPL BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DN LEFT DR/LCK FUSE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR (AT MIRROR) FOLDING FOLDING LOGIC GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE BLOCK PDM (RIGHT REAR FUSE OF LUGGAGE COMPT) LOGIC LT BLU WIRE ORG/BLK WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER OUTSIDE REARVIEW MIRROR (AT MIRROR) PPL RED/WHT WIRE RIGHT SEL LEFT SEL RIGHT W/ POWER FOLDING MIRROR WHT DK GRN/WHT WIRE WHT ORG/BLK WIRE WHT WIRE YEL GRY/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ RAP FUSE SPLY VOLT 6.2L EXCEPT 6.2L B+ RAP FUSE SPLY VOLT BLK WIRE BODY CONTROL MODULE (BCM) (CENTER OF DASH, BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE DN UP GND SUNROOF SW DATA 3 SUNROOF SW DATA 1 GND SUNROOF SW DATA 6 SUNROOF SW DATA 4 PPL GRY WIRE HOT AT ALL TIMES REAR FUSE BLOCK (RIGHT REAR OF S/ROOF FUSE LUGGAGE COMPT) HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (RIGHT FRONT OF SUNROOF FUSE ENGINE COMPT) LOGIC LT BLU WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM PPL RAP FUSE SUPPLY VOLTAGE RED/WHT WIRE SELECT 2 LOGIC SERIAL SERIAL DATA DATA BUS - BUS + SERIAL DATA SELECT RETURN SERIAL DATA SELECT RETURN SELECT 1 SUNROOF MODULE (REAR OF SUNROOF ASSEMBLY) SUNROOF SHADE MODULE (LEFT REAR OF SUNROOF ASSEMBLY) SUNROOF SHADE SWITCH SUNROOF SWITCH TAN WIRE TAN/BLK WIRE UP DN

1 2 3 4 5 6 7 8 9 10 GROUND 1 2 3 4 5 6 7 8 9 10 GROUND GROUND RAP SUPPLY VOL 5032 3240 7006 PPL SUNROOF SW DATA 6 BATT POS VOL SERIAL DATA 6.2L EXCEPT 6.2L BLK WIRE BODY CONTROL MODULE (BCM) (CENTER OF DASH, COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES REAR FUSE BLOCK (RIGHT REAR OF S/ROOF FUSE LUGGAGE COMPT) HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (RIGHT FRONT OF SUNROOF FUSE ENGINE COMPT) LOGIC LT BLU WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM PPL RAP FUSE SUPPLY VOLTAGE RAP VOL RED WIRE RED/WHT WIRE SEDAN SERIAL SERIAL DATA DATA BUS - BUS + SUNROOF MODULE (REAR OF SUNROOF ASSEMBLY) SUNROOF SHADE MODULE (LEFT REAR OF SUNROOF ASSEMBLY) SUNROOF SHADE SWITCH SUNROOF SW DATA 1 SUNROOF SW DATA 3 BATT POS VOL SERIAL DATA SUNROOF SW DATA 4 SUNROOF SWITCH TAN WIRE TAN/BLK WIRE UP DN WAGON

BATT POS VOLT BATT WINDOW POSITIVE INDEX- VOLT ING BLK WIRE BLUNT CUT- DRIVER DOOR (NOT USED) BLUNT CUT- PASSENGER DOOR (NOT USED) BODY CONTROL MODULE (BCM) (CENTER OF DASH, BRN WIRE COMPUTER DATA LINES SYSTEM COUPE, SEDAN, WAGON DK BLU WIRE DK GRN WIRE DRIVER DOOR LOCK/WINDOW SWITCH DRIVER WINDOW MOTOR (DRIVER'S DOOR) GND GND BATT POSITIVE VOLT GRY WIRE HOT AT ALL TIMES LEFT FRONT WINDOW SWITCH UP LEFT REAR WINDOW MOTOR (LEFT REAR DOOR) LEFT REAR WINDOW SWITCH (SEDAN/WAGON) LEFT REAR WINDOW SWITCH UP LKOUT CTRL LKOUT RR SIG LKOUT SIG LOCAL INTERCONNECT NETWORK 1 LOCAL WINDOW INTERCONNECT INDEXING NETWORK 2 LOGIC LOGIC RIGHT REAR WINDOW SWITCH (SEDAN/WAGON) LR DN CTRL LR DN SW LR UP CTRL LR UP SIG LT BLU/WHT WIRE LT GRN WIRE LT/REAR/ WNDW CIRCUIT BREAKER ORG/ WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER WINDOW MOTOR (FRONT PASSENGER'S DOOR) PPL PPL LR DN SIG PPL RR DN SIG PWR/WNDW CIRCUIT BREAKER REAR FUSE BLOCK (RIGHT REAR OF LUGGAGE COMPT) REAR/ WNDW CIRCUIT BREAKER RED WIRE RED/WHT WIRE RIGHT FRONT WINDOW SWITCH UP RIGHT REAR WINDOW MOTOR (RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH LOGIC RR DN CTRL RR DN SIG RR UP CTRL RR UP SIG SERIAL DATA WHT WIRE

1 2 3 4 DRAIN WIRE COAX COAX COAX ANTI-LOCK BRAKES SYSTEM AUDIO SCREEN COMMON SIG AUDIO SIG AUDIO SIG DETECTION SIG AUDIO SIG + AUXILIARY AUDIO JACK BATT+ VOLT BLK TAN/ WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (W/ COMMUNICATION, INFOTAINMENT) CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA CENTER HIGH MOUNTED ANTE- NNA STOP LAMP (CHMSL) COAX COAX (OR BLK) WIRE COMMON SIG COMPUTER DATA LINES SYSTEM CTRL SIG DATA BUS - DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN DRAIN WIRE GM LAN GROUND GRY WIRE HAZ SW SIG LO REF LOGIC LT BLU WIRE LT GRN WIRE MICROPHINE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL/DK GRN WIRE RADIO REAR WINDOW ANTENNA RADIO/HVAC CONTROL (W/ INFOTAINMENT SYSTEM 1, 2, 3 RED WIRE RED/BLK WIRE RED/WHT WIRE SEDAN SERIAL DATA SERIAL DATA HI SERIAL DATA LO SIG SIG ENABLE REMOTE TAN WIRE TRAC SW SIG W/ INFOTAINMENT SYSTEM 1, 2, 3, 5.1 W/ INFOTAINMENT SYSTEM 7, 8 W/ INFOTAINMENT SYSTEM 8, 5.1 WAGON WAKE UP SIG WHT WIRE WIRELESS COMMUNICATION INTERFACE ANTENNA BLUETOOTH YEL WIRE

1 2 3 4 DRAIN WIRE COAX COAX COAX ANTI-LOCK BRAKES SYSTEM AUDIO SCREEN COMMON SIG AUDIO SIG AUDIO SIG DETECTION SIG AUDIO SIG + AUXILIARY AUDIO JACK BATT+ VOLT BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (W/ CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA CENTER HIGH MOUNTED ANTE- NNA STOP LAMP (CHMSL) COAX COAX (OR BLK) WIRE COMMON COMMUNICATION, INFOTAINMENT) COMPUTER DATA LINES SYSTEM CTRL SIG DATA BUS - DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN DRAIN WIRE GM LAN GRN WIRE GROUND GRY WIRE HAZ SW SIG LO REF LOGIC LT BLU WIRE LT GRN WIRE NAVIGATION, TRAFFIC DATA ANTENNA (W/ INFOTAINMENT SYSTEM 7) NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL/DK GRN WIRE RADIO REAR WINDOW ANTENNA RADIO/HVAC CONTROL (W/ INFOTAINMENT SYSTEM 1, 2, 3 RED WIRE RED/WHT WIRE REMOTE ENABLE SIG SEDAN SERIAL DATA SERIAL DATA HI SERIAL DATA LO SIG TAN WIRE TAN/ BLK WIRE TRAC SW SIG USB W/ INFOTAINMENT SYSTEM 1, 2, 3, 5.1 W/ INFOTAINMENT SYSTEM 7, 8 W/ INFOTAINMENT SYSTEM 8, 5.1 WAGON WAKE UP SIG WHT WIRE WIRELESS COMMUNICATION INTERFACE ANTENNA BLUETOOTH YEL WIRE