Buick Regal V (2009-2013) headlamp low beam relay Wiring diagrams

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

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