Buick Regal V (2009-2013) (passenger compt) Wiring diagrams

BLK WIRE BLK/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/WHT WIRE EARLY PRODUCTION LATE PRODUCTION EMERGENCY IND EMERGENCY SWITCH FUSE 53 GERMANY MADE, EARLY PRODUCTION GREEN LED GRN/BLK WIRE GRN/WHT WIRE HOT W/ IGNITION RUN RELAY ENERGIZED IGN INSIDE REARVIEW MIRROR KEYPAD GREEN LED KEYPAD RED LED WIRE KEYPAD SIG KEYPAD SPLY VOLT LOGIC LOW REF SIG MIRROR DIMMING NCA WIRE ONSTAR IND ONSTAR SWITCH PHONE IND PHONE SWITCH RED LED WIRE SPLY VOLT TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (INSTRUMENT PANEL, UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/GRN WIRE YEL/BLK WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR (NEAR TOP OF ACCELERATOR PEDAL ASSEMBLY) COMPUTER DATA LINES SYSTEM FROM HOOD HINGE) FUSE 52 GRN WIRE GRN/VIO WIRE HOT W/ IGNITION RUN RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP LEFT INNER TAIL LAMP LEFT OUTER TAIL LAMP LEFT PARK/ TURN SIGNAL LAMP LEFT STOP/ TURN SIGNAL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TURN IND LEFT TURN SIGNAL REPEATER LAMP LOGIC PARK LAMPS IND RIGHT TURN IND RIGHT TURN SIGNAL REPEATER LAMP RUN/CRANK IGNITION 1 VOLT SERIAL DATA TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE

BATTERY BODY CONTROL MODULE BATTERY CURRENT SENSOR BLK WIRE COOLING FAN RELAY COOLING FAN SPEED CONTROL RELAY DIODE DIODE ENGINE COMPT) IGNITION IGNITION COIL 4 IGNITION IGNITION IGNITION COIL 1 COIL 2 COIL 3 LATE PRODUCTION LEFT LEFT FRONT OF ENGINE COMPT, UNDER FRONT OF BATTERY TRAY) LEFT HEADLAMP LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT LEFT FRONT PARK/TURN LOW SIDE SIGNAL BEAM MARKER HEADLAMP LAMP LAMP REAR DEFOGGER RELAY RELAY RIGHT (W/ HID) RIGHT FRONT FRONT TURN PARK SIGNAL LAMP LAMP RIGHT HEADLAMP RIGHT HEADLAMP ASSEMBLY RIGHT HIGH BEAM HEADLAMP RUN WIRE W/ HALOGEN HEADLAMPS W/ HALOGEN W/ HID HEADLAMPS W/ HID WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY

2.0L 2.4L BLK WIRE BLK/WHT WIRE BODY (IF EQUIPPED) SUNROOF CONTROL MOTOR MODULE BRAKE INSIDE FLUID REARVIEW LEVEL MIRROR SWITCH BREAKOUT TO FRONT OF ENGINE BRANCH) (2.4L: ENGINE COMPT) BRN WIRE DRIVER DOOR POCKET FLOOD LAMP DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH ENGINE CONTROL MODULE FUEL PUMP CONTROL MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LEFT COOLING FAN MOTOR LEFT REAR SEAT AIR BAG MASS AIR FLOW/ INTAKE AIR TEMPERATURE SENSOR NCA WIRE PASSENGER DOOR POCKET FLOOD LAMP PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER PASSENGER DOOR WINDOW LATCH MOTOR ASSEMBLY PASSENGER RIGHT REAR PRESENCE SEAT DETECTION MODULE AIR BAG RIGHT COOLING FAN MOTOR RIGHT REAR RIGHT REAR DOOR WINDOW LATCH SWITCH ASSEMBLY RIGHT REAR WINDOW DEFOGGER NOISE FILTER SECONDARY SECONDARY AIR INJECTION AIR INJECTION PUMP SOLENOID VALVE TRANSMISSION CONTROL MODULE W/ RESTRAINTS SYSTEM DRIVER, PASSENGER, FRONT, FRONT SIDE, REAR SIDE, ROOF SIDE W/O RESTRAINTS SYSTEM DRIVER, PASSENGER, FRONT, FRONT SIDE, REAR SIDE, ROOF SIDE

BLK WIRE EXTERIOR CENTER REAR HIGH COMPARTMENT MOUNTED LID UNLATCH STOP LAMP SWITCH LEFT BACKUP LAMP LEFT INNER TAIL- LAMP LEFT LICENSE PLATE LAMP LEFT OUTER TAIL LAMP LEFT REAR DOOR LATCH LEFT REAR ASSEMBLY WINDOW SWITCH LEFT SUNSHADE LEFT TAIL LAMP ASSEMBLY LEFT STOP/ TURN SIGNAL LAMP MULTI-AXIS ACCLERATION SENSOR NCA WIRE OVERHEAD CONSOLE DOME/ READING LAMPS PARKING BRAKE CONTROL MODULE REAR COMPARTMENT COURTESY LAMP REAR COMPARTMENT LID LATCH REAR COMPARTMENT LID UNLATCH RELAY REAR COMPT) REAR DOME/ RIGHT READING SUNSHADE LAMPS REAR PARKING ASSIST CONTROL MODULE RIGHT BACKUP LAMP RIGHT INNER TAIL- LAMP RIGHT LICENSE PLATE LAMP RIGHT OUTER TAIL LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT STOP/ TURN SIGNAL LAMP W/O REAR PARKING ASSIST SENSOR INDICATOR

1 2 NETWORK BUS 4 RR DOOR AJAR SW SIG 2 1 LR DOOR AJAR SW SIG NETWORK BUS 4 2.0L 25 26 FUEL LVL LOW REF 39 40 SERIAL DATA (+) SERIAL DATA (-) 4 6 NETWORK BUS 3 RF DOOR AJAR SW SIG 5986 333 SERIAL DATA BRK FLUID LVL 6 4 LF DOOR AJAR SW SIG NETWORK BUS 3 9 5 NETWORK BUS 2 A/T ACC VOLT RLY COIL CTRL BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR (DRIVER'S DOOR) EARLY PRODUCTION LATE PRODUCTION ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH (LEFT SIDE ENGINE OIL PRESSURE SWITCH (2.0L: LEFT REAR OF ENGINE) (2.4L: REAR OF ENGINE) FRONT PASSENGER WINDOW MOTOR (FRONT PASSENGER'S DOOR) FUEL PUMP/ SENDER ASSEMBLY (IN FUEL TANK) GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LOGIC NETWORK BUS 2 OF OIL PAN) OIL LVL SW SIG OIL PRESS SW SIG ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY POWER DISTRIBUTION SYSTEM REAR COMPARTMENT LID LATCH (IN TRUNK LID) REAR COMPT AJAR SW SIG 1 SERIAL DATA RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH SERIAL DATA SUPPLY VOLT TAN/BLK WIRE TRANSMISSION SHIFT LEVER POSITION INDICATOR VIO/GRY WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

2.4L 2.0L AUDIO AMPLIFIER (PREMIUM AUDIO) BATTERY BATTERY FUSE BLOCK (TOP OF BLU WIRE BODY PASSENGER CONTROL WINDOW MODULE MOTOR BRAKE BOOSTER PUMP MOTOR RELAY (2.4L) DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH ELECTRONIC POWER BRAKE STEERING CONTROL CONTROL MODULE MODULE (IF EQUIPPED) ENGINE CONTROL MODULE EVAPORATIVE EMISSION VENT SOLENOID VALVE FUEL PUMP CONTROL MODULE FUSE FUSE 25 FUSE 3 FUSE 33 FUSE 35 FUSE 40 FUSE 43 FUSE 41 FUSE 67 FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE GENERATOR GRN/GRY WIRE GRY WIRE OUTSIDE REARVIEW MIRROR SWITCH PARKING RIGHT REAR LEFT REAR BRAKE WINDOW WINDOW CONTROL SWITCH SWITCH MODULE RED WIRE RED/BLK WIRE RED/BLU (OR RED/WHT) WIRE RED/BLU WIRE RED/GRN (OR RED/BRN) WIRE RED/GRN (OR RED/WHT) WIRE RED/GRY (OR RED/WHT) WIRE RED/GRY (OR RED/YEL) WIRE RED/VIO (OR RED/YEL) WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL (OR RED/ GRY) WIRE RED/YEL WIRE SEAT HEATING CONTROL MODULE STARTER MOTOR SUNROOF MOTOR (IF EQUIPPED) TO DC/AC POWER INVERTER MODULE (DIAGRAM 4 OF 6) TO IGNITION RUN RELAY (DIAGRAM 2 OF 6) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 2 OF 6) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 4 OF 6) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ FRONT CONSOLE REAR 110 VOLT

2.0L 2.4L 2.4L 2.0L BATTERY SAVER RELAY 1 BLK WIRE BODY CONTROL MODULE COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY COOLING FAN RIGHT MEDIUM SPEED RELAY FROM FROM FUSE 14 (DIAGRAM 3 OF 6) FROM FUSE 25 (DIAGRAM 4 OF 6) FRONT FOG LAMP RELAY FUSE FUSE 1 10 FUSE 4 FUSE 5 GRY/VIO WIRE HEADLAMP HORN HIGH BEAM RELAY RELAY HEADLAMP LOW BEAM RELAY HIGH INTENSITY DISCHARGE HEADLAMPS INFO REAR DISPLAY PARKING MODULE ASSIST CONTROL MODULE (IF EQUIPPED) INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) MULTI- MEDIA PLAYER INTERFACE MODULE (IF EQUIPPED) RADIO RADIO CONTROL MULTI-FUNCTION SWITCH RADIO CONTROLS REAR DEFOGGER RELAY RED WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO (OR RED/GRN) WIRE RED/WHT (OR RED/GRN) WIRE RED/WHT WIRE SUSPENSION CONTROL MODULE TO FUSE 1 (DIAGRAM 6 OF 6) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD RELAY BLOCK (2.0L: MOUNTED ON LEFT FRONT RADIATOR SUPPORT) VIO/DK BLU WIRE W/ CONSOLE INFOTAINMENT REDUNDANT CONTROLS WINDSHIELD WASHER PUMP RELAY WINDSHIELD WINDSHIELD WIPER WIPER RELAY SPEED CONTROL RELAY

ACTR LCK CTRL 2 ACTR UNLCK CTRL AJAR SW SIG 1 BATT POS VOLT (OR 1040) BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DRIVER INFORMATION CENTER DISPLAY EXTERIOR REAR COMPARTMENT LID UNLATCH SWITCH FUEL DOOR LOCK ACTUATOR (RIGHT REAR WHEEL WELL NEAR FUEL DOOR) FUSE 14 FUSE 3 LEFT SIDE OF DASH) GRN WIRE GRY WIRE GRY/YEL WIRE HANDLE SW OPEN SIG HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (LOWER LOGIC MTR RELEASE CTRL NCA WIRE REAR COMPARTMENT LID UNLATCH RELAY SERIAL DATA SERIAL DATA - COMPUTER DATA LINES SYSTEM UNDER FRONT OF BATTERY TRAY) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/GRY WIRE WHT WIRE YEL/BLU WIRE

ACTR LCK CTRL 2 ACTR UNLCK CTRL AJAR SW SIG 1 BATT POS VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DRIVER INFORMATION CENTER DISPLAY EXTERIOR REAR COMPARTMENT LID UNLATCH SWITCH FUEL DOOR LOCK ACTUATOR (RIGHT REAR WHEEL WELL NEAR FUEL DOOR) FUSE 16 FUSE 3 LEFT SIDE OF DASH) GRN WIRE GRY WIRE GRY/YEL WIRE HANDLE SW OPEN SIG HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (LOWER LOGIC MTR RELEASE CTRL NCA WIRE REAR COMPARTMENT LID UNLATCH RELAY SERIAL DATA VIO/GRY WIRE WHT WIRE YEL/BLU WIRE