Cadillac ATS I (2012-2014) instrument panel multi- function switch Wiring diagrams

1 2 GND BATT POSITIVE VOL 19 18 3531 3532 NEUTRAL GEAR SENSOR RETURN NEUTRAL GEAR SENSOR SUPPLY 4 5 BATT POSITIVE VOL RUN/CRANK IGN 1 VOL AUTO STOP START INDICATOR CTRL AUTO STOP START SWITCH SIGNAL AUXILIARY UNDERHOOD FUSE BLOCK (RIGHT FRONT ENGINE COMPT) BATT POSITIVE VOL BATT RVC FUSE BATTERY BATTERY FUSE BLOCK (ON BATTERY) BATTERY FUSE FUSE HOLDER HOLDER BATTERY SENSOR MODULE (LEFT REAR OF LUGGAGE COMPT) BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DC DC TRANS FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) FUSE FUSE 4 FUSE 5 FUSE 6 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRN/BRN WIRE GRN/RED WIRE GROUND GRY WIRE GRY/VIO WIRE HIGH SPEED GMLAN SERIAL DATA (+) HOOD AJAR SWITCH (AT HOOD LATCH) HOOD STATUS B SIGNAL HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INDICATOR DIMMING CONTROL INSTRUMENT CLUSTER INSTRUMENT PANEL MULTI- FUNCTION SWITCH LIN INTERCONNECT NETWORK BUS 1 LOGIC LOW SPD GMLAN SERIAL DATA NCA WIRE NEUTRAL GEAR SENSOR SIGNAL (1) NEUTRAL POSITION SENSOR (LEFT REAR OF TRANSMISSION) POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER (LEFT REAR CORNER OF LUGGAGE COMPT) REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/BRN WIRE RED/YEL WIRE STARTER MOTOR SYSTEM 7 23 25 27 HOOD STATUS A SIGNAL HOOD LATCH SENSOR LOW REF TRLR/ SUNSHD VIO WIRE VIO/BLK WIRE WHT WIRE WHT/GRN WIRE YEL WIRE

AUTO STOP START INDICATOR CTRL AUTO STOP START SWITCH SIGNAL AUXILIARY UNDERHOOD FUSE BLOCK BATT POSITIVE VOL BATT RVC FUSE BATTERY BATTERY FUSE BLOCK BATTERY FUSE HOLDER BATTERY SENSOR MODULE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRN WIRE BRN/GRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DC DC TRANS FUSE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE FUSE 4 FUSE 5 FUSE 6 FUSE HOLDER GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRN/BRN WIRE GRN/RED WIRE GROUND GRY WIRE GRY/VIO WIRE HIGH SPEED GMLAN SERIAL DATA (+) HOOD AJAR SWITCH (AT HOOD LATCH) HOOD LATCH SENSOR LOW REF HOOD STATUS A SIGNAL HOOD STATUS B SIGNAL HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INDICATOR DIMMING CONTROL INSTRUMENT CLUSTER INSTRUMENT PANEL MULTI- FUNCTION SWITCH LIN INTERCONNECT NETWORK BUS 1 LOGIC LOW SPD GMLAN SERIAL DATA NCA WIRE NEUTRAL GEAR SENSOR RETURN NEUTRAL GEAR SENSOR SIGNAL (1) NEUTRAL GEAR SENSOR SUPPLY NEUTRAL POSITION SENSOR ON BATTERY) POWER DISTRIBUTION SYSTEM POWER SUPPLY TRANSFORMER REAR BODY FUSE BLOCK RED WIRE RED/BLU WIRE RED/BRN WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOL STARTER MOTOR TRLR/ SUNSHD FUSE VIO WIRE VIO/BLK WIRE WHT WIRE WHT/GRN WIRE YEL WIRE

1 2 3 4 5 6 7 8 SERIAL DATA (-) (4) SERIAL DATA (+) (4) GND 1 2 3 4 GMLAN SERIAL DATA (-) 4 GMLAN SERIAL DATA (+) 4 14 15 16 GMLAN SERIAL DATA (-) 4 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 3 4 5 6 7 8 9 10 11 12 LANE DEP WARN IND CTRL 3813 3811 COMPUTER DATA LINES SYSTEM 8 7 6 GND SERIAL DATA (+) (4) SERIAL DATA (-) (4) ACTIVE SAFETY CONTROL MODULE (FORWARD OF LEFT REAR LAMP ASSEMBLY) BATT POSITIVE VOLT RR PRK ASS LED DIS SIG BCM 5 FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BREAKOUT) BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM FROM FRONT WIRE CHANNEL UNDER PASSENGER SEAT) FRONT FASCIA) FRONT, REAR PARK ASSIST IND FRONT, REAR PARK ASSIST SWITCH FRONTVIEW CAMERA MODULE GMLAN SERIAL DATA (+) 4 LOW GMLAN SERIAL DATA GRN WIRE GRN/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES IND DIM CTRL INSTRUMENT PANEL MULTI- FUNCTION SWITCH LANE DEP WARN SW SIG LDW IND LDW SWITCH LONG RANGE RADAR SENSOR MODULE (RIGHT FRONT OF VEHICLE) OBJ SENS SPLY VOLT (2) REAR BODY FUSE BLOCK RED/BRN WIRE RED/GRN WIRE SBZA/ LDW/ EOCM FUSE SENS SPLY VOLT (1) SENS SPLY VOLT (2) SERIAL DATA (+) (4) SERIAL DATA (-) (4) SERIAL DATA (-) (4) SERIAL DATA (+) (4) GND SERIAL DATA (-) (4) SERIAL DATA (+) (4) SERIAL DATA (-) (4) SERIAL DATA (+) (4) SERIAL DATA COMM ENABLE SERIAL DATA COMM ENABLE GMLAN SERIAL DATA (-) 1 GMLAN SERIAL DATA (-) 1 SHORT RANGE LEFT FRONT RADAR SENSOR MODULE (LEFT FRONT OF VEHICLE) SHORT RANGE REAR RADAR SENSOR MODULE (REAR MIDDLE OF VEHICLE) SHORT RANGE RIGHT FRONT RADAR SENSOR MODULE (RIGHT FRONT OF VEHICLE) UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMP) W/O HEAD-UP DISPLAY W/ HEAD-UP DISPLAY WHT WIRE WHT/BLU WIRE WIRE CHANNEL UNDER LEFT SIDE OF REAR SEAT)

6 SPEED A/T 6 SPEED M/T BLK WIRE BLOWER MOTOR BLU WIRE BRAKE FLUID LEVEL SWITCH BREAKOUT) CENTER CONSOLE ACCESSORY POWER RECEPTACLE DRIVER CUSHION SEAT HEATING ELEMENT DRIVER DOOR COURTESY LAMP DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER DOOR POCKET FLOOD LAMP DRIVER DRIVER WINDOW WINDOW SWITCH MOTOR DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH DRIVER OUTSIDE DOOR PULL REARVIEW HANDLE MIRROR FLOOD LAMP SWITCH DRIVER OUTSIDE REARVIEW MIRROR DRIVER TURN SIGNAL LAMP DRIVER'S DOOR FROM SPEAKER (LEFT FRONT DOOR) BREAKOUT) HAZARD WARNING SWITCH HVAC CONTROL MODULE INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL COMPARTMENT LAMP INSTRUMENT PANEL MULTI- FUNCTION SWITCH INTERIOR REAR COMPARTMENT LID UNLATCH SWITCH LAMP (DRIVER) BREAKOUT) LEFT MIRROR CONTROL MODULE MULTI-AXIS ACCELERATION SENSOR NCA WIRE PARK BRAKE CONTROL SWITCH RIGHT INSTRUMENT PANEL COURTESY LAMP TRACTION CONTROL SWITCH TRANSMISSION SHIFT LEVER POSITION INDICATOR TRANSMISSION SHIFT LEVER TRANSMISSION MANUAL SHIFT SWITCH VEHICLE STABILITY CONTROL SWITCH W/ HEAD-UP DISPLAY W/O HEAD-UP DISPLAY W/ MEMORY W/O MEMORY

5 VOLT REF A/T AOS DISPLY/ MIL IGN FUSE BATT+ VOLT BCM 5 FUSE BLK WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BODY CONTROL MODULE (BEHIND GLOVE BOX) BRAKE ASSEMBLY) BUS 4 COMPUTER DATA LINES SYSTEM DIM SW LO REF DIM SW SIG DRIVER WINDOW SWITCH GND AUTO STOP GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HAZARD LED DIM SIG HAZARD WARNING SWITCH HEADLAMP SW PARK LP SIG HEADUP DISPLAY SWITCH (IF EQUIPPED) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HS SPD GMLAN SER DATA (+) IGNITION MODE SWITCH IND CTRL INDICATOR DIM CTRL INSTRUMENT CLUSTER INSTRUMENT PANEL INSTRUMENT PANEL DIMMER SWITCH INSTRUMENT PANEL MULTI- FUNCTION SWITCH LED BACKLIGHT DIMM CTRL LEFT MIRROR CONTROL MODULE (DRIVER DOOR PANEL) LEFT REAR WINDOW SWITCH LOGIC LT GRN WIRE M/T (LEFT KICK PANEL) NETWORK NETWORK BUS 3 NETWORK BUS 4 NETWORK BUS 9 LOGIC OUTSIDE REARVIEW MIRROR SWITCH (W/ MEMORY) PARK BRAKE CONTROL SWITCH (A/T) (ON PARK PARK BRAKE CONTROL SWITCH (ON PARK BRAKE ASSEMBLY) PASSENGER AIR BAG DISABLE INDICATOR (ON OVERHEAD CONSOLE) PASSENGER AIR BAG IND RED/BRN WIRE RIGHT REAR WINDOW SWITCH SERIAL DATA LOGIC TRACTION CONTROL SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT FRONT OF ENGINE COMPT) VEHICLE STABILITY CONTROL SWITCH VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WIRE CHANNEL IN LEFT INSTRUMENT PANEL) YEL WIRE YEL/GRY WIRE