Buick LaCrosse II facelift (2013-2016) supply volt Wiring diagrams

2.4L 24 25 GMLAN SERL DATA (+) GMLAN SERL DATA (-) 3.6L 5 VOLT REF 7 13 SENS SIG SPLY VOLT ABS IND. BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE IND BRAKE PEDAL POSITION SENSOR (NEAR TOP OF ACCELERATOR BRN WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEMS DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ESC OFF IND GRN WIRE GRN/BRN WIRE GRY WIRE GRY/RED WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA HI SPD GMLAN SERIAL DATA (-) (2) HYBRID/EV BATTERY PACK (RIGHT SIDE OF LUGGAGE COMPT) HYBRID/EV POWERTRAIN CONTROL MODULE INSTRUMENT CLUSTER LOGIC LOW REF LT GRN/BLK WIRE PARK BRAKE CONTROL SWITCH (ON PARK BRAKE ASSEMBLY) PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEEL LINER) PEDAL ASSEMBLY) SENS SIG SRL DATA BUS+ STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) SUPPLY VOLT SUPPLY VOLTAGE SW SIG TCS/ ESC IND TRACTION CONTROL OFF IND TRACTION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

2.4L 3.6L FLEX FUEL 3.6L FLEX FUEL 2.4L AUTOMATIC TRANSMISSION ASSEMBLY BATT RVC FUSE BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES INSIDE REARVIEW MIRROR LEFT BACKUP LAMP LEFT TAIL TAIL LAMP ASSEMBLY LEFT TAILLAMP ASSEMBLY PARK/NEUTRAL SIG REARVIEW CAMERA (W/ MONO REARVIEW VISION) RED WIRE RED/YEL WIRE RIGHT BACKUP LAMP RIGHT TAIL TAIL LAMP ASSEMBLY SIG A SIG B SIG C SIG P SUPPLY VOLT TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO/YEL WIRE WAKE UP SIG WHT GRN/ WIRE WHT WIRE WHT/GRY WIRE YEL WIRE

1 2 3 4 5 6 7 8 LEFT REAR CORNER OBJECT SENSOR LEFT REAR MIDDLE OBJECT SENSOR 1 2 3 4 5 6 7 B+ 8 9 10 11 12 REAR PARK ASSIST DISABLE SIGNAL BLK WIRE BLK/GRY WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DIM CTRL GRN WIRE GRN/BRN WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LEFT MIDDLE REAR OBJECT SENSOR (LEFT SIDE OF REAR BUMPER) LEFT OUTER REAR OBJECT SENSOR (LEFT SIDE OF REAR BUMPER) LOW REFERENCE LOW SPEED GMLAN SERIAL DATA GROUND OBST DETCT FUSE PARKING ASSIST CONTROL MODULE (CENTER OF REAR PACKAGE SHELF) PARKING ASSIST ON/OFF SWITCH RED/GRN WIRE RIGHT MIDDLE REAR OBJECT SENSOR (RIGHT SIDE OF REAR BUMPER) RIGHT OUTER REAR OBJECT SENSOR SUPPLY VOLT UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) WHT WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

ACC WAKEUP SERIAL DATA BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR (NEAR TOP OF ACCELERATOR PEDAL ASSEMBLY) BRAKE POSITION SNSR LO REF BRN/RED WIRE BRN/WHT WIRE CHARGING SYSTEM COMPUTER COMPUTER DATA LINES SYSTEM CONTROL SYSTEM COOLING CRUISE CRUISE/ETC/TCC BRAKE SIG DATA COMM ENABLE DATA LINES DK BLU WIRE DK BLU/BRN WIRE DK BLU/GRN WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE ECM (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROL MODULE EVAP CANISTER VENT SOL CTRL FANS SYSTEM FLP SENS LOW REF FPP RLY CTRL FRP SNSR (5) VOLT REF FRP SNSR SIG FUEL PUMP SPLY VOLT FUEL RAIL PRESSURE SENSOR (TOP OF ENGINE ON FUEL RAIL) GRN/GRY WIRE GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/DK BLU WIRE HI SIG BANK 1 SENS (1) HI SIG BANK 1 SENS (2) HI SIG BANK 2 SENS 1 HI SIG BANK 2 SENS 2 HOT AT ALL TIMES BATTERY FUSE BLOCK (TOP OF BATTERY) FUSE 5 HUMIDITY SNSR SIG IGNITION 1 VOLTAGE LO SIG BANK 1 SENS 1 LO SIG BANK 1 SENS 2 LO SIG BANK 2 SENS 1 LO SIG BANK 2 SENS 2 LO SPD C/FAN RLY CTRL LOW REF LT GRN/DK BLU WIRE NCA WIRE POWERTRAIN RLY COIL CTRL PRESS SENS SIG PWR MAIN RLY FUSED SPLY (2) PWR MAIN RLY FUSED SPLY 3 RED WIRE RED/BRN WIRE RED/VIO WIRE RELAY COIL CTRL RUN/CRNK IGN 1 VOLT SERIAL DATA SHIELD EXTENSION SHUTTER VALVE SOL CTRL SNSR LO REF SNSR SIG STARTER ENABLE RLY CTRL STARTING/ SUPPLY VOLT SYSTEM TAN WIRE THROTTLE ACTUATOR CTRL CLOSE VIO/BLK WIRE VIO/DK BLU WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/DK BLU WIRE YEL/WHT WIRE