Buick LaCrosse III (2016-2019) (below front passenger's seat) Wiring diagrams

AUXILIARY HVAC CONTROL MODULE LOGIC BLU/GRN WIRE BLU/GRY WIRE COMM ENABLE DATA DATA BUS 2 DATA BUS 5 DK BLU WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE DK GRN/DK BLU WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE FRONT SEAT HEATING CONTROL MODULE GRN/BLU WIRE GRY/GRN WIRE GRY/LT GRN WIRE GRY/VIO WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (-) (2) HUMAN MACHINE INTERFACE CONTROL MODULE (RIGHT SIDE OF DASH) HVAC CONTROL MODULE HVAC CONTROLS LOGIC INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LIN SERIAL LIN SERIAL DATA BUS 9 LOW SPD GMLAN LOW SPD GMLAN SERIAL DATA LT GRN WIRE MOST CONTROL MOST SERIAL REAR SEAT HEATING CONTROL MODULE SERIAL DATA SERIAL DATA (-) 9 SERIAL DATA 2 SERIAL DATA COMM ENABLE VIO/YEL WIRE W/ AMPLIFIER W/ RADIO INFOTAINMENT SYSTEM W/O RADIO INFOTAINMENT SYSTEM W/O AMPLIFIER WHT WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE

BATTERY POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACK SEAT HEATING ELEMENT DRIVER CUSHION SEAT HEATING ELEMENT DRV HEATED BACK NTC SIG DRV HEATED SEAT ELEMENT SPLY CTRL DRV HEATED SEAT NTC LOW REF DRV HEATED SEAT NTC SIG DRV SEAT HEADREST MOTOR FORWARD CTRL DRV SEAT VENT MOTOR CTRL 1 FRONT SEAT HEATING CONTROL MODULE FRT HEATED SEAT FUSE GRN/BLU WIRE GRN/VIO WIRE GROUND GRY/BLK WIRE HOT AT ALL TIMES LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 2 NCA WIRE PASS HEATED BACK NTC LOW REF PASS HEATED BACK NTC SIG PASS HEATED SEAT ELEMENT RETURN PASS HEATED SEAT ELEMENT VOLT PASS HEATED SEAT NTC LOW REF PASS HEATED SEAT NTC SIG PASS SEAT VENT MOTOR CTRL 1 PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/VIO WIRE UNDERHOOD FUSE BLOCK VIO/WHT WIRE WHT/BLU WIRE WHT/GRY WIRE YEL/GRY WIRE