Charging circuit for Buick LaCrosse II facelift (2013-2016)

20 26 B+ GROUND BATTERY BATTERY CURRENT SENSOR (IN FRONT OF BATTERY) BATTERY FUSE BLOCK (TOP OF BATTERY) BLK WIRE BLK/VIO WIRE BLU/VIO WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENSOR SIG CURRENT SENSOR SUPPLY VOLTAGE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FUSE 6 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GMLAN SERIAL DATA GRN WIRE GRY WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) FUSE 69 INSTRUMENT CLUSTER LOGIC LOW REF RED WIRE RED/YEL WIRE SERIAL DATA STARTER MOTOR VIO/YEL WIRE WHT/YEL WIRE