Buick LaCrosse III (2016-2019) (driver's seat harness) Wiring diagrams

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

BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER HEATED SEAT SWITCH DRV SEAT VENT MOTOR CTRL 1 GRN/VIO WIRE GROUND HOT W/ IGNITION MAIN RELAY ENERGIZED HVAC CONTROLS LEFT HIGH HEAT IND LEFT LOW HEAT IND LEFT MED HEAT IND LOGIC LOGIC DRIVER BACK SEAT BLOWER MOTOR LOGIC DRIVER CUSHION SEAT BLOWER MOTOR LOW SPEED GMLAN SERIAL DATA LT GRN WIRE NCA WIRE PASS SEAT VENT MTR CNTRL (1) PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER HEATED SEAT SWITCH POWER DISTRIBUTION SYSTEM RIGHT HIGH HEAT IND RIGHT LOW HEAT IND RIGHT MED HEAT IND RUN/CRANK IGN 1 VOLT RVC/VENT FUSE UNDERHOOD FUSE BLOCK VIO/WHT WIRE

2 WAY 8 WAY AIR QUALITY SENSOR BLU WIRE CHASSIS CONTROL MODULE COLLISION ALERT INDICATORS DK BLU WIRE DRIVER BACK SEAT BLOWER MOTOR DRIVER CUSHION SEAT BLOWER MOTOR DRIVER SEAT LUMBAR SUPPORT PUMP DRIVER SEAT LUMBAR SUPPORT SWITCH DRIVER WINDOW/ OUTSIDE REAR VIEW MIRROR SWITCH ELECTRONIC BRAKE CONTROL MODULE FROM EBOOST/ COOL FAN LT FUSE (DIAGRAM 2 OF 8) FROM IGNITION MAIN RELAY (DIAGRAM 8 OF 8) FUEL PUMP DRIVER CONTROL MODULE HEADLAMP SWITCH HVAC CONTROL MODULE INSIDE REAR VIEW MIRROR INSTRUMENT CLUSTER IP BODY IGN FUSE MIL SS FUSE NCA WIRE PASSENGER BACK SEAT BLOWER MOTOR PASSENGER CUSHION SEAT BLOWER MOTOR PASSENGER SEAT LUMBAR SUPPORT PUMP PASSENGER SEAT LUMBAR SUPPORT SWITCH PASSENGER WINDOW SWITCH PNK WIRE REAR VIEW CAMERA REAR WINDOW SUNSHADE MODULE RED WIRE RED/BLU WIRE RED/DK BLU WIRE RVC/VENT FUSE SEAT MEMORY CONTROL MODULE TRANSMISSION RANGE CONTROL MODULE UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE W/ DRIVER MASSAGE SEAT CONTROL, FRONT SEAT HEATER W/ EXPRESS UP/DOWN W/ FRONT SEAT HEATER W/ LIGHT SENSITIVE MIRROR W/ MASSAGE SEAT CONTROL W/ PASSENGER MASSAGE SEAT CONTROL, FRONT SEAT HEATER WNDW MIR SEAT FUSE