Cadillac SRX II facelift (2012-2016) low speed gmlan serial data Wiring diagrams

25 24 SERIAL DATA (-) SERIAL DATA (+) BATTERY BATTERY CURRENT SENSOR (ON NEGATIVE BATTERY CABLE, NEAR BATTERY) BATTERY CURRENT SENSOR 5-VOLT BATTERY CURRENT SENSOR SIGNAL BATTERY FUSE FUSE 6 BLOCK (NEAR LEFT FRONT STRUT) BLK WIRE BLK/PPL WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRN WIRE CHARGE IND CHARGE IND SIG COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/VIO WIRE FIELD DUTY CYCLE SIG GENERATOR GROUND GRY WIRE HIGH SPEED GMLAN SERIAL DATA (+) LOGIC INSTRUMENT CLUSTER LOW REFERENCE LOW SPEED GMLAN SERIAL DATA LT GRN WIRE RED WIRE SERIAL IGN DATA STARTER MOTOR WHT WIRE WHT/YEL WIRE

BLK WIRE BLK/WHT WIRE DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE DASH) DK BLU WIRE DK BLU/VIO WIRE DLC FUSE DRIVER MIRROR CONTROL MODULE (DRIVER DOOR) FRONT, REAR PARKING ASSIST CONTROL MODULE (IF EQUIPPED) HOT AT ALL TIMES HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LEFT SIDE OBJECT SENSOR MODULE LIFTGATE CONTROL MODULE (W/ POWER LIFTGATE) (CARGO COMPT) LINEAR INTERCONNECT NETWORK BUS 8 LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA LINEAR INTERCONNECT LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE MEMORY SEAT MODULE (MSM) (W/ MEMORY) (UNDER DRIVER'S SEAT) NCA WIRE NETWORK BUS 9 PASSENGER PRESENCE SENSOR (IF EQUIPPED) PASSENGER WINDOW SWITCH REAR SEAT HEATING CONTROL MODULE (IF EQUIPPED) RED/LT GRN WIRE RIGHT SIDE OBJECT SENSOR MODULE STEERING COLUMN LOCK CONTROL MODULE (IF EQUIPPED) (STEERING COLUMN) TRAILER LIGHTING CONTROL MODULE (W/ HEAVY DUTY) WHT WIRE

ACCESSORY VOLTAGE AUDIO AMPLIFIER (IF EQUIPPED) AUXILIARY HVAC CONTROL MODULE BLK/YEL WIRE BRN WIRE CONTROL PHONE SWITCH CONTROL VOICE SWITCH DATA - MOST SERIAL DK BLU WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE GRN WIRE GRY WIRE GRY/VIO WIRE HIGH SPEED GMLAN SERIAL DATA (-) (2) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INFO DISPLAY MODULE INSTRUMENT CLUSTER LOGIC INTERCONNECT NETWORK BUS 12 KEYLESS ENTRY CONTROL MODULE (RIGHT CARGO COMPT) LEFT STEERING WHEEL CONTROLS SWITCH LINEAR LINEAR INTERCONNECT NETWORK BUS 10 LINEAR INTERCONNECT NETWORK BUS 5 LINEAR INTERCONNECT NETWORK BUS 9 LOW SPEED GMLAN SERIAL DATA LOW SPEED SERIAL DATA LT BLU WIRE LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE MOST CONTROL MOST SERIAL DATA (+) MULTI-AXIS ACCELERATION SENSOR (UNDER FRONT PASSENGER SEAT) NETWORK BUS 12 LINEAR INTERCONNECT RADIO RED/YEL WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SHIELD DRAIN WIRE 1 SHIELD DRAIN WIRE 2 STEERING WHEEL ANGLE SENSOR (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/ WHT WIRE VIO/YEL WIRE W/ COLLISION AVOIDANCE SENSOR W/ FRONT, REAR AIR CONDITIONING ELECTRONIC CONTROLS W/O COLLISION AVOIDANCE SENSOR WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

ACC WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION ASSEMBLY BLU/BLK WIRE COMMUNICATION SERIAL DATA CONTROL SOLENOID VALVE ASSEMBLY DATA - MOST SERIAL DK BLU WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE ENABLE ENGINE CONTROL MODULE (LEFT FRONT ENGINE COMPT) FUEL PUMP DRIVER CONTROL MODULE GRY/VIO WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA + (4) HUMAN MACHINE INTERFACE CONTROL MODULE (BEHIND GLOVE BOX) LEFT FRONT SHORT RANGE RADAR SENSOR MODULE LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE MOST CONTROL MOST SERIAL DATA (+) NETWORK BUS 5 LINEAR INTERCONNECT PARKING BRAKE CONTROL MODULE RIGHT FRONT SHORT RANGE RADAR SENSOR MODULE SERIAL DATA (+) (1) HIGH SPEED GMLAN SERIAL DATA - (4) HIGH SPEED GMLAN SERIAL DATA COMMUNICATION ENABLE TRANSMISSION SHIFT LEVER VIO WIRE VIO/ DK BLU WIRE VIO/YEL WIRE W/ ONSTAR W/O ONSTAR WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/VIO WIRE

ACCESSORY VOLTAGE ACCESSORY WAKEUP SERIAL DATA BCM 1 FUSE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) DK BLU WIRE DK BLU) (OR WIRE DK BLU/YEL WIRE ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION CONTROL MODULE (CARGO COMPT) HIGH SPEED GMLAN HIGH SPEED GMLAN SERIAL DATA (-) (1) HIGH SPEED GMLAN SERIAL DATA (-) (2) HIGH SPEED GMLAN SERIAL DATA + (1) HIGH SPEED GMLAN SERIAL DATA + (2) HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LINEAR INTERCONNECT NETWORK BUS 1 LINEAR INTERCONNECT NETWORK BUS 11 LINEAR INTERCONNECT NETWORK BUS 2 LINEAR INTERCONNECT NETWORK BUS 3 LINEAR INTERCONNECT NETWORK BUS 4 LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE REAR DIFFERENTIAL CLUTCH CONTROL MODULE (AWD) RED/WHT WIRE SERIAL DATA (+) (1) HIGH SPEED GMLAN SERIAL DATA (-) (1) SERIAL DATA COMM ENABLE SERIAL DATA COMMUNICATION ENABLE SERIAL DATA LOW SPEED GMLAN VIO/YEL WIRE W/ COLLISION AVOIDANCE SENSOR W/O COLLISION AVOIDANCE SENSOR W/ HID W/O HID WHT WIRE WHT/DK BLU WIRE

B(+) BLK WIRE BLU WIRE BRN WIRE CENTER (DIC) DISPLAY COMPUTER DATA LINES SYSTEM DELAY SWITCH DK BLU WIRE DRIVER INFORMATION LOW IND CTRL FLUID RESERVOIR) GMLAN GMLAN SERIAL DATA SERIAL DATA BUS+ BUS- GRN/BRN WIRE GRY WIRE HIGH LOW HIGH LOW INT HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (CENTER CONSOLE) LINEAR INTERCONNECT NETWORK BUS 1 LOGIC LOW REFERENCE LOW SPEED GMLAN SERIAL DATA LT GRN WIRE MIST MIST OFF INT MODULE OFF RAIN SNSR FUSE REAR WINDOW WASHER PUMP RELAY RED WIRE RED/VIO WIRE RED/YEL WIRE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO WIRE WASHER FUSE WASHER SWITCH WHT WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH (NEAR BASE OF WASHER WINDSHIELD WASHER FLUID PUMP (BASE OF WASHER FLUID RESERVOIR) WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER RELAY CONTROL WINDSHIELD WASHER SWITCH SIGNAL WINDSHIELD WIPER HIGH SPEED DIODE WINDSHIELD WIPER LOW SPEED DIODE WINDSHIELD WIPER MOTOR (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER MOTOR PARK SWITCH SIG WINDSHIELD WIPER RELAY WINDSHIELD WIPER SWITCH LOW SIGNAL WINDSHIELD WIPER/ WASHER SWITCH WIPER FUSE WIPER MOTOR RELAY COIL WIPER SWITCH WIPER SWITCH HIGH SIGNAL YEL WIRE

1 2 3 GND 13 14 15 16 17 18 RUN/CRANK IGN 1 VOLT STOP LAMP RLY COIL SPLY VOLT 2 3 4 5 6 7 8 9 10 11 12 RIGHT TRAILER TURN SIG LAMP 23 24 DATA BUS - DATA BUS + BATT POS VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN/VIO WIRE EXTERIOR LAMPS CIRCUIT GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT TRAILER PARK LAMP TRAILER BRAKE LAMP LF TURN SIG LP SPLY VOLT LOW SPEED GMLAN SERIAL DATA LR STOP LAMP LP SPLY VOLT LR TURN SIG LP SPLY VOLT LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE ORG/ WIRE PNK/BLK WIRE POWER RELAY PPL/WHT WIRE RBEC 1 FUSE REAR BODY FUSE BLOCK (LEFT REAR QUARTER PANEL) RED/GRY WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RF TURN SIG LP SPLY VOLT RIGHT TRAILER PARK LAMP LEFT TRAILER TURN SIG LAMP RR STOP LAMP LP SPLY VOLT RR TURN SIG LP SPLY VOLT RUN RLY COIL CTRL SIG GND STOP LAMP RLY COIL SPLY VOLT TRAILER BACKUP LAMP TRAILER FOG LAMP TRAILER BRAKE LAMP TRAILER CONNECTED SIG TRAILER CONNECTOR TRAILER IGNITION TRAILER LIGHTING CONTROL MODULE (CARGO COMPT) TRLR 2 FUSE TRLR EXP FUSE TRLR TRLR MDL MDL FUSE FUSE UNDERHOOD FUSE BLOCK (LEFT FRONT ENGINE COMPT) VIO/BLK WIRE VIO/BRN WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRY WIRE YEL/WHT WIRE