Buick LaCrosse III (2016-2019) human machine interface control module Wiring diagrams

ACCESSORY DC/AC POWER INVERTER MODULE AMBIENT LIGHT/ SUNLOAD SENSOR AUDIO/ VIDEO INPUT ADAPTER AUXILIARY AUDIO INPUT BLK WIRE BLOWER MOTOR BODY CONTROL MODULE CENTER CONSOLE 2 ACCESSORY POWER RECEPTACLE CENTER CONSOLE ACCESSORY POWER RECEPTACLE 1 CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CIGARETTE LIGHTER RECEPTACLE COLLISION ALERT INDICATORS DATA LINK CONNECTOR HEADLAMP SWITCH HEADUP DISPLAY HEADUP DISPLAY SWITCH HUMAN MACHINE INTERFACE CONTROL MODULE HVAC CONTROL MODULE HVAC CONTROLS IGNITION MODE SWITCH INFO DISPLAY MODULE INFOTAINMENT CONTROL TOUCHPAD INSTRUMENT CLUSTER MEDIA DISC PLAYER NCA WIRE RADIO SERIAL DATA GATEWAY MODULE STOP/START SELECT SWITCH TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE TURN SIGNAL/ MULTI-FUNCTION SWITCH USB RECEPTACLE W/ EMBEDDED NAVIGATION W/O EMBEDDED NAVIGATION W/ TOUCH PAD, ENTERTAINMENT W/ TOUCH PAD W/O TOUCH PAD W/O ONSTAR

ACTIVE SAFETY CONTROL MODULE AUDIO/ VIDEO INPUT ADAPTER AUXILIARY AUDIO INPUT AUXILIARY HVAC CONTROL MODULE BASE RADIO BLU WIRE CHASSIS CONTROL MODULE DK BLU WIRE DK GRN WIRE DRIVER SEATBACK VIDEO DISPLAY FROM BATTERY FUSE BLOCK (DIAGRAM 1 OF 8) FRONT VIEW CAMERA (IF EQUIPPED) FUSE 35 FUSE 38 FUSE 39 FUSE 40 FUSE 42 GRY WIRE HEAD-UP DISPLAY HUMAN MACHINE INTERFACE CONTROL MODULE HVAC CONTROLS INFO DISPLAY MODULE INFOTAINMENT CONTROL TOUCHPAD INSTRUMENT CLUSTER LEFT SIDE OBJECT SENSOR MODULE LONG RANGE RADAR SENSOR MODULE LT BLU WIRE MEDIA DISC PLAYER PARKING ASSIST CONTROL MODULE PASSENGER SEATBACK VIDEO DISPLAY PREMIUM RADIO RADIO RED WIRE RED/BLU WIRE RED/DK BLU WIRE RED/GRY WIRE RED/LT BLU WIRE RED/VIO WIRE RED/YEL WIRE RIGHT SIDE OBJECT SENSOR MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE TO FUSE 23 (DIAGRAM 6 OF 8) TO FUSE 41 (DIAGRAM 6 OF 8) W/ ONSTAR

BLK WIRE CAMERA SIG 2 GROUND GRY WIRE GRY/YEL WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED HUMAN MACHINE INTERFACE CONTROL MODULE LOW REF NCA WIRE REAR VIEW CAMERA (ABOVE LICENSE PLATE) RED WIRE RUN/CRANK IGN 1 VOLT RVC/ VENT FUSE UNDERHOOD FUSE BLOCK VIO/WHT WIRE WHT WIRE WHT/BLU WIRE

AUDIO/VIDEO INPUT ADAPTER BACKWARD BK LVDS BK USB BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER SEATBACK VIDEO DISPLAY FORWARD/ FUSE 39 FUSE 42 GRY/GRN WIRE GRY/VIO WIRE GY LVDS HEADPHONE HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK LOGIC LOGIC AUXILIARY AUDIO INPUT LOGIC INFO DISPLAY MODULE LT BLU/VIO WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE LVDS LVDS GY LVDS LVDS LVDS MEDIA DISC PLAYER NCA WIRE PASSENGER SEATBACK VIDEO DISPLAY RED/BLU WIRE RED/DK BLU WIRE RED/LT BLU WIRE RED/VIO WIRE SERIAL DATA 2 SERIAL DATA BUS 10 USB USB SERIAL DATA USB USB VIDEO+ VOLUME- WH LVDS WHT/GRN WIRE WHT/LT GRN WIRE WHT/VIO WIRE