Buick Regal V (2009-2013) (floor at right "b" pillar, Wiring diagrams

BATT POS VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) COMPARTMENT LAMP COMPT) COMPUTER DATA LINES SYSTEM COURTESY LAMP COURTESY LP SW SIG DRIVER DOOR COURTESY FUSE FUSE GRN/GRY WIRE GRN/RED WIRE GROUND GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES HS SPD GMLAN SER DATA (+) INADVERTENT PWR CTRL INSTRUMENT PANEL INSTRUMENT PANEL FUSE BLOCK FUSE (LOWER LEFT SIDE OF DASH) INTR LP CTRL INTR LP DEFEAT SW SIG LAMP LED AMBIENT LIGHTING CTRL 1 LEFT SUNSHADE NCA WIRE ORG/ WIRE ORG/BLK WIRE OVERHEAD CONSOLE DOME/ READING LAMPS PASSENGER COMPARTMENT) PASSENGER DOOR COURTESY REAR COMPARTMENT LID LATCH (IN TRUNK LID) REAR COMPT AJAR SW SIG REAR DOME READING LAMPS RIGHT INSTRUMENT PANEL RIGHT SUNSHADE TRUNK LP CTRL VIO/GRY WIRE WHT WIRE WHT/YEL WIRE

AJAR SW SIG BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR POCKET FLOOD LAMP DRIVER WINDOW SWITCH GRN/GRY WIRE GRN/WHT WIRE GRY WIRE LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LH FRONT LR DOOR AJAR SW SIG MTR STATS CTRL DRV DOOR LOCK NETWORK BUS 3 NETWORK BUS 4 PASSENGER COMPARTMENT) PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR POCKET FLOOD LAMP PASSENGER WINDOW MOTOR REAR COMPARTMENT COURTESY LAMP RED WIRE RH FRONT RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DOOR AJAR SW SIG WHT/VIO WIRE WHT/YEL WIRE

BARE BATTERY FUSE BLOCK (TOP OF BATTERY) BLK WIRE BRN WIRE BRN/VIO WIRE BRN/YEL WIRE DRIVER OUTSIDE REARVIEW MIRROR GLASS DRIVER OUTSIDE REARVIEW MIRROR FUSE 28 FUSE 5 FUSE 60 GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HVAC CONTROL MODULE (BEHIND CENTER OF DASH, ON HVAC ASSEMBLY) HVAC CONTROLS LEFT FRONT OF ENGINE COMPT, UNDER FRONT OF BATTERY TRAY) LEFT REAR WINDOW DEFOGGER NOISE FILTER (TOP OF LEFT "C" PILLAR) LOGIC NETWORK 9 PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER REARVIEW OUTSIDE MIRROR GLASS REAR DEFOG RLY CTRL REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RELAY REAR DEFOGGER SWITCH RED WIRE RIGHT REAR WINDOW DEFOGGER NOISE FILTER (TOP OF RIGHT "C" PILLAR) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL 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

1 2 8 VOICE SIGNAL LOW REF DRAIN WIRE 1 3 2 B+ BUS GND 6 12 5 VOICE SIGNAL LOW REF DRAIN WIRE AUDIO SIGNAL BAT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLU WIRE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM DIMMING CTRL ELECTRONIC BRAKE CONTROL MODULE (W/ NAVIGATION) GEN 8 GEN 9 W/ NAVIGATION W/O NAVIGATION GPS/CELL GPS/CELL GPS GRN/WHT WIRE GROUND GRY WIRE GRY/VIO WIRE GRY/YEL WIRE INFO DISPLAY MODULE (W/ INFOTAINMENT DISPLAY COLOR INFO DISPLAY) LF SPD SENS SIG LOW REF NAVIGATION ANTENNA SIGNAL SPLITTER LOGIC NCA WIRE NETWORK BUS RADIO RADIO ANTENNA RADIO ANTENNA MODULE RADIO CONTROL MULTI-FUNCTION SWITCH RADIO CONTROLS (W/ INFOTAINMENT DISPLAY GRAPHIC INFO DISPLAY) RED/VIO WIRE REMOTE ENABLE SENS SIG TELEMATICS COMMUNICATIONS INTERFACE CONTROL MODULE USB USB RECEPTACLE W/ DIGITAL RADIO W/ NAVIGATION W/ ONSTAR W/ ONSTAR W/O ONSTAR W/O NAVIGATION W/O ONSTAR WHT WIRE YEL WIRE

AUDIO SCREEN AUX AUDIO JACK AUX AUDIO SIG AUX DETECTION SIG BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CENTER RESET SIG CENTER SIG CENTER STACK SIG COMPUTER DATA LINES SYSTEM DATA HIGH DATA LOW DATA SHIELD DRAIN WIRE GMLAN SERIAL DATA GRN WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/GRN WIRE LEFT AUX SIG LEFT AUX SIG (2) LOCAL NETWORK 10 LOGIC MULTIMEDIA PLAYER INTERFACE MODULE (W/ AUDIO INTERFACE) NCA WIRE NETWORK 10 RED/VIO WIRE RESET SIG RIGHT AUX SIG RIGHT AUX SIG (2) USB USB RECEPTACLE VIO WIRE W/ AUDIO INTERFACE W/ INFOTAINMENT DISPLAY COLOR INFO DISPLAY W/ INFOTAINMENT DISPLAY GRAPHIC INFO DISPLAY W/O AUDIO INTERFACE WHT WIRE YEL WIRE

AMPLIFIER CTRL AUDIO SIG (3) AUX AUDIO SCREEN AUX DET SIG AUXILIARY AUDIO INPUT (W/ AUDIO INTERFACE) BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CENTER SIG CENTER STACK HIGH COMPUTER DATA LINES SYSTEM GMLAN SERIAL DATA GRN WIRE GRY WIRE GRY/GRN WIRE HEADLAMP SWITCH LADDER SIG 1 LEFT AUX SIG LEFT STEERING WHEEL CONTROLS SWITCH LF LO LVL SIG LO LVL SIG (-) LOW REF LR LO LVL SIG MUTE VOICE NCA WIRE NETWORK BUS ORG/ WIRE RADIO RED/GRN WIRE REMOTE ENABLE SIG RF LO LVL SIG RIGHT AUX SIG RIGHT STEERING WHEEL CONTROLS SWITCH RR LO LVL SIG SEEK UP SERIAL DATA SOURCE SEEK DOWN STACK LOW STACK RESET SIG STACK SHIELD STEERING WHEEL AIR BAG COIL SW REF VIO WIRE VOICE SIG VOL VOL WHT WIRE WHT/RED WIRE YEL WIRE

8 7 6 5 4 3 2 1 BATT POS VOLT RIGHT SPEAKER + LEFT/REAR SPEAKER + AMPLIFIER CTRL AUDIO AMPLIFIER (RIGHT SIDE OF TRUNK) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CENTER INSTRUMENT PANEL SPEAKER EARLY PRODUCTION LATE PRODUCTION FRT CENTER SPK (+) RR SPK SIG (+) LR SPK SIG (+) RF SPK (+) LF SPK SIG (+) FRT CENTER SPK (-) RR SPK (-) LR SPK (-) RF SPK SIG (-) LF SPK SIG (-) FUSE FUSE (LEFT SIDE OF ENGINE COMPT) GND RIGHT SPEAKER - LEFT/REAR SPEAKER - GRN WIRE GRN/VIO WIRE HOT AT ALL TIMES LEFT FRONT LEFT FRONT DOOR SPEAKER TWEETER SPEAKER LEFT REAR DOOR SPEAKER LEFT SUBWOOFER SPEAKER ORG/ WIRE RED/GRN WIRE RED/VIO WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT SUBWOOFER SPEAKER RR LO LVL SIG (-) LR LO LVL SIG (-) FRT LO LVL SIG (-) LF LO LVL SIG (-) UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/WHT WIRE

1 2 8 VOICE SIGNAL LOW REF DRAIN WIRE 1 3 2 B+ BUS GND 6 12 5 VOICE SIGNAL LOW REF DRAIN WIRE AUDIO SIGNAL BAT POS VOLT BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLU WIRE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM DIMMING CTRL ELECTRONIC BRAKE CONTROL MODULE (W/ NAVIGATION) GEN 8 GEN 9 W/ NAVIGATION W/O NAVIGATION GPS/CELL GPS/CELL GPS GRN/WHT WIRE GROUND GRY WIRE GRY/VIO WIRE GRY/YEL WIRE INFO DISPLAY MODULE (W/ INFOTAINMENT DISPLAY COLOR INFO DISPLAY) LF SPD SENS SIG LOW REF NAVIGATION ANTENNA SIGNAL SPLITTER LOGIC NCA WIRE NETWORK BUS RADIO RADIO ANTENNA RADIO ANTENNA MODULE RADIO CONTROL MULTI-FUNCTION SWITCH RADIO CONTROLS (W/ INFOTAINMENT DISPLAY GRAPHICS INFO DISPLAY) RED/VIO WIRE SENS SIG TELEMATICS COMMUNICATIONS INTERFACE CONTROL MODULE USB USB RECEPTACLE W/ DIGITAL RADIO W/ INFOTAINMENT DISPLAY COLOR INFO DISPLAY W/ INFOTAINMENT DISPLAY GRAPHICS INFO DISPLAY W/ NAVIGATION W/ ONSTAR W/ ONSTAR W/O ONSTAR W/O NAVIGATION W/O ONSTAR YEL WIRE