Buick Regal V (2009-2013) instrument panel fuse block (lower left side of dash) Wiring diagrams

22 14 GMLAN SERIAL DATA TRACTION CTRL SW SIG 5060 1788 COMPUTER DATA LINES SYSTEM 5986 3256 3259 COMPUTER DATA LINES SYSTEM 8 17 SPORT MODE IND SIG TOUR MODE IND SIG BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FUSE 1 GMLAN SER DATA GMLAN SER DATA GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES IND DIMMING CTRL INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LEFT FRONT SHOCK ABSORBER ACTUATOR (MOUNTED TO LEFT FRONT KNUCKLE) LEFT REAR SHOCK ABSORBER ACTUATOR (LEFT REAR SUSPENSION) LOGIC ORG/ WIRE REAR VERTICAL BODY ACCELERATION SENSOR (LEFT FRONT OF LUGGAGE COMPT) RED/WHT WIRE RIGHT FRONT SHOCK ABSORBER ACTUATOR (MOUNTED TO RIGHT FRONT KNUCKLE) RIGHT REAR SHOCK ABSORBER ACTUATOR (RIGHT REAR SUSPENSION) SHIFT SELECT SW PER SIG SPORT IND SPORT MODE IND SIG SPORT SWITCH SUSPENSION CONTROL MODULE (LEFT REAR OF LUGGAGE COMPT) TOUR IND TOUR SWITCH TRACTION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

1 22 17 19 GROUND HEADLAMP SW PARK LP SIG HAZ LED DIMMING SIG LO REF 12 24 HAZ SW LEFT TURN SIG HAZ SW RIGHT TURN SIG 26 13 7 22 HAZ SW SIG 5 VOLT REF BRK APPLY SENS SIG LO SPD GMLAN SER DATA BLK WIRE BLK/BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM EARLY PRODUCTION, GERMAN MADE FUSE 2 GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SWITCH HEAD PARK AUTO HEADLAMP SWITCH HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) INSTRUMENT PANEL MULTI-FUNCTION SWITCH 1 LEFT LICENSE PLATE LAMP OFF REAR LICENSE LP SPLY VOLT RED/GRY WIRE RIGHT FRONT SIDE MARKER LAMP RIGHT PARK/ TURN SIGNAL LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP RIGHT LICENSE PLATE LAMP RIGHT OUTER TAIL LAMP RIGHT INNER TAIL LAMP RIGHT STOP/ TURN SIGNAL LAMP RIGHT TAIL LAMP ASSEMBLY VIO/BLU WIRE VIO/GRY WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

1 21 GND SECURITY INDICATOR CTRL 19 18 HORN RLY HI BEAM RLY 4 6 NETWORK 3 LF DR AJAR SW SIG ACTUATOR RECEIVE SIG REMOTE FUNCTION ACTUATOR SPLY VOLT REMOTE FUNCTION ACTUATOR TRANSMIT SIG AIR CONDITIONING SYSTEM AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) BATT POSITIVE VOLT BLK WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BREAKOUT TO WINDOW MOTOR) BRN WIRE BRN/BLK WIRE BRN/DK GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY CHILD SECURITY LK MTR STATUS SIG LH REAR CHILD SECURITY LK MTR STATUS SIG RH REAR CHILD SECURITY LK RLY CTRL COMPUTER DATA LINES SYSTEM DR LOCK ACTUATOR LOCK CTRL DR LOCK ACTUATOR LOCK CTRL 2 DR LOCK ACTUATOR UNLOCK CTRL DRIVER DOOR LATCH ASSEMBLY DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER WINDOW MOTOR (DRIVER'S DOOR) DRV DR LOCK MTR STS CTRL DRV DR LOCK SW LOCK SIG DRV DR LOCK SW UNLCK SIG FUEL DOOR LOCK ACTUATOR (RIGHT REAR WHEEL WELL NEAR FUEL DOOR) FUSE GMLAN SERIAL DATA GRN WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOOD AJAR SW SIG HOOD AJAR SWITCH (FRONT OF ENGINE COMPT) HORNS SYSTEM HEADLIGHTS SYSTEM HOT AT ALL TIMES HVAC CONTROL MODULE (BEHIND CENTER OF DASH, ON HVAC ASSEMBLY) INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) INSTRUMENT PANEL MULTIFUNCTION SWITCH 1 LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LO SPD SERIAL DATA LOCK DISABLE RELAY LOGIC DRIVER WINDOW SWITCH LOGIC SECURITY IND LOW REF LR DOOR AJAR SW SIG LT BLU/WHT WIRE NETWORK 3 NETWORK BUS 4 PASSENGER COMPARTMENT) PASSENGER DOOR (FLOOR AT RIGHT "B" PILLAR, FURTHEST LATCH ASSEMBLY PASSENGER WINDOW MOTOR (FRONT PASSENGER'S DOOR) REAR COMPARTMENT LID LATCH (IN TRUNK LID) REAR COMPT AJAR SW SIG 1 REMOTE FUNCTION REMOTE FUNCTION ACTUATOR RTN RF DR AJAR SW SIG RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DOOR AJAR SW SIG VIO/GRY WIRE VIO/YEL WIRE WHT/BLU WIRE WHT/VIO WIRE YEL/LT GRN WIRE

1 2 RH HDLP LOW BEAM SPY V LH HDLP LOW BEAM SPY V 13 18 10 HDLP LW BEAM RLY CTRL HDLP HI BEAM RLY CTRL FOG LAMP RLY CTRL 2 3 B+ B+ 22 11 16 HDLP SW PARK LP SIG 23 24 HS SPD GMLAN SER DATA- HS SPD GMLAN SER DATA+ 2501 2500 COMPUTER DATA LINES SYSTEM AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BLU/BRN WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE DIM SW LOW ENGINE COMPT) FRONT FOG LAMP FTP FUSE FUSE 37 FUSE 38 FUSE FUSE 48 FUSE FUSE GRN/BRN WIRE GRN/GRY WIRE GROUND GRY WIRE GRY/BLU WIRE HDLP DIMMER SW HI BEAM SIG HDLP OFF SIG CTRL HDLP SW ON SIG HDLP SW FLASH TO PASS SIG HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HOT AT ALL TIMES HVAC CONTROL MODULE (BEHIND CENTER OF DASH, ON HVAC ASSEMBLY) INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT FRONT PARK LAMP LEFT HEADLAMP LEFT HEADLAMP BALLAST LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LIGHTING CTRL SW REF LIGHTING CTRL SW SIG LOW REF NCA WIRE ORG/BLK WIRE RED WIRE RED/BRN WIRE RELAY RIGHT FRONT PARK LAMP RIGHT HEADLAMP RIGHT HEADLAMP BALLAST RIGHT HIGH BEAM SOLENOID ACTUATOR RIGHT LOW BEAM HEADLAMP TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) WHT WIRE WHT/BRN WIRE YEL WIRE

1 2 RT HDLP LW BEAM SPLY VOLT LT HDLP LW BEAM SPLY VOLT 17 11 HDLP SW FLASH TO PASS SIG HDLP DIMMER SW HI BEAM SIG 18 10 HDLP HI BEAM RLY CTRL 2 3 B+ B+ 22 11 16 HDLP SW PARK LP SIG AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) AUTO OFF BLK WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL, SOUND SYSTEMS DIMMER SWITCH DRIVER INFOR- MATION CENTER DISPLAY LOGIC INSTRUMENT CLUSTER ENGINE COMPT) FOG LAMP RLY CTRL FOG LAMP SWITCH FRONT FOG LAMP IND FRONT FOG LAMP RELAY FTP FUSE FUSE 48 FUSE FUSE GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GROUND GRY WIRE HDLP OFF SIG CTRL HDLP SW ON SIG HEAD HEADLAMP HIGH BEAM RELAY HEADLAMP SWITCH HIGH BEAM LAMP IND HIGH LOW HOT AT ALL TIMES HOT AT ALL TIMES BATTERY FUSE BLOCK (TOP OF BATTERY) HOT W/ IGNITION RUN RELAY ENERGIZED HS SPD GMLAN SER DATA- HS SPD GMLAN SER DATA+ HVAC CONTROL MODULE (BEHIND CENTER OF DASH, ON HVAC ASSEMBLY) IGN INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT FRONT FOG LAMP LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LIGHTING CTRL SW REF LIGHTING CTRL SW SIG LOW REF LOW SPD GMLAN SER DATA ORG/BLK WIRE PARK AUTO OFF HEAD PARK RED WIRE RED/BLK WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP LEFT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL WIRE

22 5 HDLP SW PARK LP SIG IND DIMM CTRL 23 24 HS SPD GMLAN- HS SPD GMLAN+ 2501 2500 COMPUTER DATA LINES SYSTEM AUTO BATT + BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BUS - BUS 10 BUS 2 BUS 4 COMPUTER DATA LINES SYSTEM DOME/ READING LAMPS DRIVER WINDOW SWITCH EARLY PRODUCTION LATE PRODUCTION FUSE GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HEAD HEADLAMP SWITCH HOT AT ALL TIMES HVAC CONTROLS INSTRUMENT CLUSTER INSTRUMENT PANEL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) INSTRUMENT PANEL MULTI-FUNCTION SWITCH 1 INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LED BACKLIGHT DIMM CONTROL LEFT REAR WINDOW SWITCH LEFT STEERING WHEEL CONTROL SWITCH LOGIC NET WORK NET WORK BUS 3 NET WORK BUS 4 NET WORK BUS 9 LOGIC OFF OVERHEAD CONSOLE PARK PARK BRAKE CONTROL SWITCH (ON PARK BRAKE ASSEMBLY) PARKING ASSIST ON/OFF SWITCH PASSENGER COMPARTMENT) PASSENGER WINDOW SWITCH OUTSIDE REARVIEW MIRROR SWITCH PNK WIRE RADIO CONTROL MULTI-FUNCTION SWITCH RADIO CONTROLS REAR DOME READING LAMPS RIGHT REAR WINDOW SWITCH RIGHT STEERING WHEEL CONTROL SWITCH SERIAL DATA LOGIC SPORT STEERING WHEEL AIR BAG COIL SUNROOF SWITCH (IF EQUIPPED) SUNROOF TILT SWITCH TOUR TRANSMISSION SHIFT LEVER POSITION INDICATOR W/ ELECTRONIC SUSPENSION WHT WIRE YEL WIRE

15 16 (NOT USED) (NOT USED) 8 9 10 11 12 REAR PARK ASSIST DISABLE SIG CEN AMBER IND CTRL BLK WIRE BLK/WHT WIRE BRN/WHT WIRE BRN/WHT YEL/VIO WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/BRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY FUSE 5 GERMAN MADE GRN WIRE GROUND GRY/BLU WIRE GRY/DK GRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT MIDDLE REAR OBJECT SENSOR (LEFT MIDDLE OF REAR BUMPER) LEFT OUTER REAR OBJECT SENSOR (LEFT SIDE OF REAR BUMPER) LO SPD GMLAN SERIAL DATA LOGIC INSTRUMENT CLUSTER LOW REF PARKING ASSIST ON/OFF SWITCH REAR PARK ASSIST DISABLE SWITCH REAR PARKING ASSIST CONTROL MODULE (LEFT REAR OF LUGGAGE COMPT) REAR PARKING ASSIST RED IND CTRL WIRE RED WIRE RED/VIO WIRE RIGHT MIDDLE REAR OBJECT SENSOR (RIGHT MIDDLE SIDE OF REAR BUMPER) RIGHT OUTER REAR OBJECT SENSOR (RIGHT SIDE OF REAR BUMPER) WHT WIRE YEL WIRE YEL/DK BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

2.0L (NOT USED) 2.4L 2.4L 2.0L BLK WIRE BODY CONTROL MODULE BRAKE BOOSTER VACUUM SWITCH (2.4L) ENGINE CONTROL MODULE FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 6) FROM FUSE 62 (DIAGRAM 1 OF 6) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 3 OF 6) FUEL COMPOSITION SENSOR (2.0L) FUSE FUSE 17 FUSE 26 FUSE 19 FUSE 52 FUSE FUSE FUSE FUSE FUSE GERMANY MADE, EARLY PRODUCTION GRN WIRE HVAC CONTROLS IGNITION INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSIDE REARVIEW MIRROR INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LATE PRODUCTION EARLY PRODUCTION LEFT FRONT OF ENGINE COMPT, UNDER FRONT OF BATTERY TRAY) LOGIC TRANSMISSION CONTROL MODULE MASS AIR FLOW/ INTAKE AIR TEMPERATURE SENSOR (2.0L) NCA WIRE ORG/ WIRE PASSENGER HVAC PRESENCE CONTROL DETECTION MODULE MODULE PNK (OR VIO/LT GRN) WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT (OR RED/GRY) WIRE RED/WHT WIRE RED/YEL (OR RED/GRY) WIRE RELAY RUN WIRE TO BODY CONTROL MODULE (DIAGRAM 6 OF 6) TO ENGINE CONTROLS IGNITION RELAY (DIAGRAM 3 OF 6) TO FRONT OF ENGINE BRANCH) TO FUSE 13 (DIAGRAM 3 OF 6) TO FUSE 25 (DIAGRAM 4 OF 6) TO IGNITION DATA LINK SWITCH CONNECTOR (DIAGRAM 6 OF 6) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/BRN (OR VIO/BLK) WIRE VIO/GRN WIRE VIO/WHT WIRE

120 VAC PHASE A ACCESSORY POWER RECEPTACLE ACCESSORY POWER RECEPTACLE CENTER CONTROL ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL B+ 120 VAC PHASE B BLK WIRE BLOWER MOTOR CONTROL MODULE BLU/BRN WIRE BLU/WHT (OR RED/WHT) WIRE BODY CONTROL MODULE BRN/YEL (OR VIO) WIRE BRN/YEL (OR VIO/YEL) WIRE BRN/YEL WIRE CIRCUIT BREAKER 12 CIRCUIT BREAKER 13 DC/AC POWER INVERTER MODULE (RIGHT REAR OF FLOOR CONSOLE) FROM FUSE 19 (DIAGRAM 2 OF 6) FROM UNDERHOOD 1340 5684 FUSE BLOCK (DIAGRAM 1 OF 6) FUSE 10 FUSE 6 FUSE 7 FUSE FUSE FUSE FUSE 25 FUSE FUSE FUSE GND 120 VAC GRY WIRE GRY/VIO WIRE INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) INVERTER CTRL LATE PRODUCTION ORG/ WIRE ORG/BLK WIRE PASSENGER DRIVER SEAT SEAT ADJUSTER ADJUSTER SWITCH SWITCH REAR COMPARTMENT LID UNLATCH RELAY (GERMANY MADE) RED/BLU WIRE RED/GRN WIRE RED/VIO (OR RED/GRN) WIRE RED/VIO WIRE RED/WHT (OR RED/GRY) WIRE RED/WHT WIRE RETAINED ACCESSORY POWER RELAY TELEMATICS COMMUNICATIONS INTERFACE CONTROL MODULE TO FUSE 18 (DIAGRAM 5 OF 6) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 6) TRANSMISSION SHIFT LEVER VIO/RED (OR VIO) WIRE W/ 2 WAY ADJUSTABLE SEAT W/ 8 WAY ADJUSTABLE SEAT W/ FRONT CONSOLE REAR 110 VOLT YEL WIRE

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