Buick LaCrosse II (2009-2013) Wiring diagram engine performance 2.4l vin c

A/C SENS SIG ACCELERATOR PEDAL POSITION SENSOR (LEFT SIDE OF DASH) APP SENS SIG 1 APP SIG BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENG IND CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/LT GRN WIRE DK BLU/WHT WIRE ENG RLY CTRL IGN 1 VOLT ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) EVAPORATIVE EMISSION VENT SOLENOID VALVE (UNDER LEFT REAR OF VEHICLE) FAN RLY CTRL FUEL LVL SEN SIG FUEL LVL SENS LO REF FUEL PRES SENS SIG FUEL PUMP RLY CTRL FUEL PUMP, LEVEL SENSOR ASSEMBLY (IN FUEL TANK) FUEL TANK PRESSURE SENSOR GRN WIRE GRY WIRE HI SER DATA BUS (+) HI SER DATA BUS (-) IGN 1 VOLT B+ PDL POS LOW REF LOW REF LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE PDL POS LOW REF RED/BRN WIRE RED/LT GRN WIRE SOLENOID CTRL SOLENOID CTRL SOLENOID CTRL CRUISE/ETC/TCC BRAKE SIG STARTER RLY CTRL STARTING/CHARGING SYSTEM VIO/DK BLU WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/YEL WIRE WAKE-UP SER DATA WHT WIRE WHT/DK BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER (DIC) COMMUNICATION COMPUTER DATA LINES SYSTEM DATA DISPLAY DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE ENABLE ENGINE FLP SENS FPP RLY CTRL FUEL PRESSURE SENSOR (IN FUEL TANK) FUEL PUMP CONTROL MODULE (RIGHT REAR CORNER OF REAR COMPT) FUSE FUSE FUSE GMLAN SERIAL GMLAN SERIAL DATA GRN WIRE GROUND GRY WIRE GRY/DK BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROL RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN 1 VOLT INFORMATION INSTRUMENT CLUSTER LOGIC LOW REF LT GRN/DK BLU WIRE LT GRN/GRY WIRE MIL IND NCA WIRE PRESS SENS SIG RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RUN/CRANK SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION SOLENOLD VALVE RELAY SERIAL DATA SHIELD EXTENSION SPLY VOLT FUEL PUMP UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) USED) VIO/BLK WIRE VIO/DK BLU WIRE VIO/LT GRN WIRE WHT WIRE WHT/DK BLU WIRE YEL WIRE

BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRY WIRE BLK/LT GRN WIRE BLK/VIO WIRE CAMSHAFT POSITION SENSOR CNRK POS SENS SIG DK BLU WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE ECT SENS SIG ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (RIGHT REAR OF ENGINE) ENGINE OIL PRESSURE SWITCH (FRONT OF ENGINE) EXHAUST BANK 1 SIG EXHAUST CAMSHAFT POSITION SENSOR (RIGHT REAR OF ENGINE BELOW CAMSHAFT COVER) GRY/DK BLU WIRE GRY/YEL WIRE HIGH CTRL HIGH PRESSURE FUEL PUMP IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL INTAKE BANK 1 SIG INTAKE CAMSHAFT POSITION SENSOR (LEFT FRONT CORNER OF CYLINDER HEAD) LOW CTRL LOW REF LT GRN WIRE LT GRN/DK BLU WIRE NCA WIRE OIL PRESSURE SW SIG RED/WHT WIRE SPARK PLUG VIO/BLK WIRE VIO/DK BLU WIRE YEL WIRE YEL/DK BLU WIRE YEL/VIO WIRE

5-VOLT REF 1 BLK/BRN WIRE BLK/GRY WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/GRY WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (LEFT FRONT ENGINE CONTROL MODULE RELAY EXHAUST CAMSHAFT POSITION ACTUATOR SOLENOID VALVE EXHAUST SOLENOID (1) FUEL INJECTOR 1 FUEL INJECTOR 1 CTRL FUEL INJECTOR 1 CYND FUEL INJECTOR 2 FUEL INJECTOR 2 CTRL FUEL INJECTOR 2 CYND FUEL INJECTOR 3 FUEL INJECTOR 3 CTRL FUEL INJECTOR 3 CYND FUEL INJECTOR 4 FUEL INJECTOR 4 CTRL FUEL INJECTOR 4 CYND FUSE FUSE FUSE GRY/DK BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES BATTERY FUSE BLOCK (TOP OF BATTERY) INTAKE SOLENOID (1) LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/WHT WIRE OF ENGINE COMPT) RED WIRE RED/WHT WIRE SIG GROUND TOP OF ENGINE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO/BRN WIRE VIO/DK BLU WIRE YEL WIRE

ACTUATOR CTRL CLOSE SENS LOW REF 5- V REF 1 FRP SENS SIG ACTUATOR CTRL OPEN TP SENS SIG 5-V REF 4 TP SENS 2 SIG KNOCK SENS SIG AIR TEMP SENS SIG BANK 1 SENS (1) BANK 1 SENS (2) MAP SENS SIG 5-V REF 3 BANK 1 SENS 1 BANK 1 SENS 2 BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/DK BLU WIRE BRN/LT GRN WIRE BRN/RED WIRE DK BLU/WHT WIRE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) GROUND GRY WIRE GRY/DK BLU WIRE GRY/RED WIRE GRY/WHT WIRE KNOCK SENSOR (LEFT OF EXHAUST MANIFOLD) LOW REF LOW SIG BANK 1 SENS (1) LOW SIG BANK 2 SENS (2) LT GRN/DK BLU WIRE LT GRN/WHT WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP OF INTAKE MANIFOLD) MASS AIR FLOW/INTAKE AIR TEMPERATURE SENSOR (TOP OF AIR CLEANER HOUSING) NCA WIRE PARK/NEUTRAL SIG RED WIRE STARTING/CHARGING SYSTEM TAN WIRE TRANSMISSIONS SYSTEM VIO/DK BLU WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/DK BLU WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE