Buick LaCrosse II facelift (2013-2016) (i/p harness, 156 mm Wiring diagrams

3 4 BATT POS VOLT BATT POS VOLT 4 17 5 BATT POS VOLT IND DIM CTRL HAZ LED 7 13 TRUNK LP CTRL INADVERTENT PWR CTRL BCM 7 BCM 2 FUSE BLOCK FUSE FUSE (LOWER LEFT SIDE OF DASH) BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) CENTER CONSOLE COMPARTMENT LAMP CENTER CONSOLE COMPARTMENT LAMP SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL, SOUND SYSTEMS DIM SIG LED AMBIENT LIGHTING CTRL DIMMER SWITCH DRIVER DOOR COURTESY FOG LAMP SWITCH FUSE 32 GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/GRN WIRE GRY/LT GRN WIRE HEADLAMP SWITCH HOT AT ALL TIMES INSTRUMENT PANEL INSTRUMENT PANEL COMPARTMENT LAMP INTR LP CTRL INTR LP DEFEAT SW SIG COURTESY LP SW SIG PUDDLE LAMP SUPLY VOLT 19 8 LAMP LEFT REAR DOOR COURTESY LEFT SUNSHADE LEFT SUNSHADE MIRROR LAMP LEFT TAILLAMP ASSEMBLY LIFT GATE AJAR SW SIG LIGHTING CTRL SW SIG LIGHTING CTRL SW REF LT GRN/GRY WIRE LT GRN/YEL WIRE NCA WIRE NETWORK BUS 3 NETWORK BUS 4 PASSENGER DOOR COURTESY REAR COMPARTMENT COURTESY LAMP REAR COMPARTMENT LID LATCH (IN TRUNK LID) RED/BRN WIRE RED/DK GRN WIRE RED/WHT WIRE RIGHT REAR DOOR COURTESY RIGHT SUNSHADE RIGHT SUNSHADE MIRROR LAMP UNDER HOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO WIRE VIO/BRN WIRE VIO/GRY WIRE W/ CUSTOM INTERIOR PACKAGE LAMP WHT WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE

1 2 33 32 RF DRL SPLY VOLT LF DRL SPLY VOLT 2 3 2540 2140 B+ B+ 22 10 5060 278 DATA LINES LOW SPD GMLAN SER DATA SYSTEM AMBIENT LIGHT SENS SIG 22 11 16 13 306 103 HDLP SW PARK LP SIG AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) BCM 4 BCM 1 FUSE FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER CRUISE CONTROL, SOUND SYSTEMS FOG LAMP FUSE FRONT FOG GRN WIRE GROUND DISTRIBUTION SYSTEM 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 HEADLAMPS LEVELING CIRCUIT HIGH LOW FTP HOT AT ALL TIMES HOT AT ALL TIMES BATTERY FUSE BLOCK FUSE (TOP OF BATTERY) HVAC CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LAMP RELAY LED CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HEADLAMP MULTIFUNCTION LED CONTROL MODULE LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LEFT PARK/DAYTIME RUNNING LAMP LIGHTING CTRL SW REF LIGHTING CTRL SW SIG LOW REF LT HI BEAM FUSE RT HI BEAM FUSE RT HID FUSE LT HID FUSE NCA WIRE ORG/ WIRE RED WIRE RED/BLK WIRE RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP BALLAST RIGHT HEADLAMP MULTIFUNCTION RIGHT HIGH BEAM SOLENOID ACTUATOR RIGHT LOW BEAM HEADLAMP RIGHT PARK/DAYTIME RUNNING LAMP TO WINDSHIELD WIPER MOTOR) TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO BRN/ WIRE VIO WIRE WHT WIRE YEL WIRE