Buick LaCrosse III (2016-2019) left auxiliary tail lamp Wiring diagrams

BACKUP LAMPS CIRCUIT BLK WIRE BLK/BRN WIRE BLU/BRN WIRE BLU/GRN WIRE BRN/DK GRN WIRE COMPUTER DATA LINES SYSTEM CRN LT FUSE CRN RT FUSE DK BLU/WHT WIRE DK BLU/YEL WIRE DRIVER OUTSIDE REAR VIEW MIRROR COURTESY LAMP DRIVER OUTSIDE REAR- VIEW MIRROR GMLAN GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/LT GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD SWITCH HAZARD WARNING SWITCH HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED INSTRUMENT CLUSTER LEFT AUXILIARY TAIL LAMP LEFT BACKUP LAMP LEFT CORNERING LAMP RELAY LEFT REAR COMPARTMENT LID TAIL LAMP ASSEMBLY LEFT REAR SIDE MARKER LAMP LEFT REAR TURN SIGNAL LAMP LEFT TAIL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL/STOP LAMP LEFT TURN IND LEFT TURN SIGNAL REPEATER LAMP LO SPD LOGIC LT GRN WIRE PARK LAMPS IND RED WIRE RED/BRN WIRE RIGHT CORNERING LAMP RELAY RIGHT TURN IND SER DATA (+) 2 UNDERHOOD FUSE BLOCK VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/DK BLU WIRE YEL/GRY WIRE YEL/WHT WIRE

ACTIVE SAFETY CONTROL MODULE BLK WIRE CENTER HIGH MOUNTED STOP LAMP EXTERIOR REAR COMPARTMENT LID UNLATCH SWITCH FRONT OVERHEAD CONSOLE ASSEMBLY FUEL PUMP DRIVER CONTROL MODULE GARAGE DOOR OPENER LEFT AUXILIARY TAIL LAMP LEFT BACKUP LAMP LEFT LICENSE PLATE LAMP LEFT REAR COMPARTMENT LID TAIL LAMP ASSEMBLY LEFT REAR SEAT SIDE AIR BAG LEFT REAR SIDE MARKER LAMP LEFT REAR TURN SIGNAL LAMP LEFT ROOF RAIL DOME/ READING LAMPS LEFT SIDE OBJECT SENSOR MODULE LEFT SUNSHADE MIRROR LAMP LEFT TAIL LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL/STOP LAMP NCA WIRE OBSTACLE DETECTION ENHANCED PARKING ASSIST CONTROL MODULE REAR COMPARTMENT COURTESY LAMP REAR COMPARTMENT LID LATCH REAR DIFFERENTIAL CLUTCH CONTROL MODULE REAR VIEW CAMERA REAR WINDOW SUNSHADE MODULE REMOTE CONTROL DOOR LOCK RECEIVER RIGHT AUXILIARY TAIL LAMP RIGHT BACKUP LAMP RIGHT LICENSE PLATE LAMP RIGHT REAR COMPARTMENT LID TAIL LAMP ASSEMBLY RIGHT REAR SEAT HEATING CONTROL MODULE RIGHT REAR SEAT SIDE AIR BAG RIGHT REAR SIDE MARKER LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT ROOF RAIL DOME/ READING LAMPS RIGHT SIDE OBJECT SENSOR MODULE RIGHT SUNSHADE MIRROR LAMP RIGHT TAIL LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TAIL/STOP LAMP SUNROOF MOTOR SUSPENSION CONTROL LAMP W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST