Buick LaCrosse III (2016-2019) fuel pump driver control module Wiring diagrams

ACC WAKEUP SERIAL DATA BLU/GRY WIRE CHASSIS CONTROL MODULE (FRONT OF FLOOR CONSOLE) DK BLU WIRE DK BLU/BLK WIRE DK BLU/VIO WIRE DK BLU/YEL WIRE DK GRN/DK BLU WIRE ELECTRONIC BRAKE CONTROL MODULE FRONT OBJECT FRONT OBJECT SENS CTRL 2 FUEL PUMP DRIVER CONTROL MODULE GRY/VIO WIRE HI SPD GMLAN HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (+) 4 HI SPD GMLAN SERIAL DATA (+) 8 HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HIGH SPEED BUS TERMINATING RESISTOR LIN SERIAL DATA BUS 26 LO SPD GMLAN SERIAL DATA LONG RANGE RADAR SENSOR MODULE LT GRN WIRE POWER STEERING CONTROL MODULE SENS CTRL 2 SERIAL DATA (-) 4 SERIAL DATA COMM ENABLE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/YEL WIRE W/ PARKING ASSIST W/O PARKING ASSIST W/ BRAKE PREFILL INTEGRATED BRAKE ASSIST W/O BRAKE PREFILL INTEGRATED BRAKE ASSIST WHT WIRE WHT/DK BLU WIRE WHT/GRY 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

A/C COMPRESSOR CLUTCH RELAY A/C HEV FUSE ACC IGN VOLT ACC IND ACC LED SIG BLK WIRE BLK/GRY WIRE BODY CONTROL MODULE BRN/BLK WIRE CHARGE IND CTRL COOL FAN FUSE DC DC BATT 2/AWD FUSE DK BLU/BLK WIRE DK BLU/LT GRN WIRE DK GRN/BLK WIRE EBOOST/COOL FAN LT FUSE ENGINE CONTROLS IGNITION RELAY ENGINE START/ STOP FOG LAMP FUSE FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 8) FROM MOBILE DEVICE WIRELESS CHARGER MODULE (DIAGRAM 5 OF 8) FRONT FOG LAMP RELAY FUEL MDL FUSE FUEL PUMP DRIVER CONTROL MODULE GRN WIRE GRY WIRE HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HORN RELAY IGNITION MODE SWITCH ILL KEYLESS ENTRY CONTROL MODULE LEFT COOLING FAN MOTOR LOW REFERENCE LT GRN WIRE NCA WIRE REAR DEFOGGER RELAY REAR DIFFERENTIAL CLUTCH CONTROL MODULE REAR WINDOW WASHER PUMP RELAY RED/BRN WIRE RED/DK BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLING FAN MOTOR RR HTD SEAT/ BSM/ESS FAN FUSE RUN/CRANK IGN 1 VOLT START IND START LED SIG START SW SIG 2 STARTER RELAY SUSPENSION CONTROL MODULE SW MODE VOLT TO FRT HEATED SEAT FUSE (DIAGRAM 4 OF 8) TO FUSE 27 (DIAGRAM 5 OF 8) TO IGNITION MAIN RELAY (DIAGRAM 8 OF 8) TO RETAINED ACCESSORY POWER RELAY (DIAGRAM 5 OF 8) TO TCM/ ECM FUSE (DIAGRAM 6 OF 8) TO WNDW MIR SEAT FUSE (DIAGRAM 3 OF 8) TRANSMISSION RANGE CONTROL MODULE TRCM FUSE VIO/BLK WIRE VIO/YEL WIRE WASH PUMP FUSE WINDSHIELD WASHER PUMP RELAY YEL WIRE YEL/GRN 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

ACC WAKEUP BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/DK BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES DATA OUT SIG DK BLU WIRE DK BLU/BLK WIRE DK BLU/GRY WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE FUEL LEVEL SENSOR FUEL MDL FUSE FUEL PUMP FUEL PUMP CTRL FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP, LEVEL SENSOR ASSEMBLY (IN FUEL TANK) GRY WIRE GRY/WHT WIRE HI SPD GMLAN HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT KNOCK SENSOR #2 KNOCK SENSOR 1 LOW REF LT GRN/DK BLU WIRE MIL SS FUSE NCA WIRE PRIMARY FUEL LEVEL SENSOR RED/VIO WIRE SECONDARY FUEL LEVEL SENSOR FUEL LEVEL SENSOR ASSEMBLY SERIAL DATA SERIAL DATA (+) (3) SHIELD GND SYSTEM UNDERHOOD FUSE BLOCK VIO/DK BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/DK BLU WIRE YEL/WHT WIRE