Buick LaCrosse II facelift (2013-2016) gmlan serial data Wiring diagrams

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

2.4L AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH BATTERY BATTERY CURRENT SENSOR (IN FRONT OF BATTERY) BATTERY FUSE BLOCK FUSE 5 (TOP OF BATTERY) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) EXCEPT HYBRID HYBRID FUSE 12 FUSE 5 FUSE 6 GMLAN SERIAL DATA GRN WIRE GROUND DISTRIBUTION SYSTEM HOT W/ IGNITION MAIN RELAY ENERGIZED UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) IGN IGN VOLT IGNITION SWITCH LOCK PARK/NEUTRAL SIG (1) RED WIRE RUN WIRE SERIAL DATA STARTER MOTOR STARTER RELAY STARTER RELAY CTRL TRANSMISSION CONTROL MODULE VIO/GRY WIRE VIO/LT GRN WIRE VIO/YEL WIRE WHT WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE

AJAR AJAR SW SIG BCM 7 FUSE BLOCK FUSE (LOWER LEFT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLU WIRE BLU/ WHT WIRE BLU/BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE IND BRN WIRE BRN/GRN WIRE BUS 4 COMPUTER DATA LINES SYSTEM DK BLU RED/ WIRE DLIS FUSE DRIVER DOOR LATCH ASSEMBLY DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH DRIVER'S DOOR GMLAN SER DATA RADIO GMLAN SERIAL DATA GRN WIRE GRN/GRY WIRE GROUND GRY WIRE GRY/ GRN WIRE GRY/RED WIRE HEAD PARK 5 6 AUTO OFF HEADLAMP SW 22 11 1 PRK LAMP SIG OFF SIG HEADLAMP SWITCH HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (BELOW CENTER CONSOLE) INSTRUMENT CLUSTER INSTRUMENT PANEL LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LO SPD GMLAN SER DATA LOGIC LOW ENGINE OIL PRESSURE IND LOW SPD GMLAN SER DATA SER DATA COMMUNICATION ENABLE LOW TIRE PRESSURE IND LT GRN/GRY WIRE LT GRN/YEL WIRE NCA WIRE NETWORK NETWORK BUS 3 NETWORK BUS 4 OFF KEY IGNITION SWITCH IGNITION SWITCH (W/O KEYLESS ENGINE START SWITCH) OFF/RUN/ CRANK VOLT ORG/BRN WIRE PARK BRAKE CONTROL SWITCH (ON PARK BRAKE ASSEMBLY) PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEEL LINER) PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR (FRONT PASSENGER'S DOOR) PRK BRK APPLY SW VOLT REF PRK BRK SW SUP VOLT PRK BRK SW SIG PRK BRK SW SUPP VOLT PRK BRK SW RELEASE SIG PRK BRK SW APPLY SIG RED WIRE RED/DK BLU WIRE RED/LT GRN (OR RED/GRN) WIRE RED/LT GRN WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RUN WIRE SEAT BELT IND SEAT BELT SW LOW REF SEAT BELT SW SIG SER DATA LVL COMM SENS ENABLE SIG SERIAL DATA COMM ENABLE SPLICE PACK) (LEFT KICK PANEL) SW SIG VIO WIRE WHT WIRE WHT/BLU WIRE WHT/DK BLU WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE