Buick LaCrosse II (2009-2013) lo spd gmlan serial data Wiring diagrams

4 2 7531 5060 NETWORK BUS 9 LO SPD GMLAN SERIAL DATA ACTUATOR TRANSMIT SIG BREAKOUT TO INLINE TO DRIVER SEAT HARNESS) GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/RED WIRE HEAD-UP DISPLAY (IF EQUIPPED) HVAC CONTROL MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (BELOW CENTER CONSOLE) INFO DISPLAY MODULE INSTRUMENT CLUSTER KEYLESS ENTRY CONTROL MODULE LEFT SIDE OBJECT SENSOR (IF EQUIPPED) (BEHIND LEFT REAR WHEEL) LO SPD GMLAN SERIAL DATA LT GRN/WHT WIRE MULTIMEDIA PLAYER INTERFACE MODULE (W/ AUDIO INTERFACE) NCA WIRE NETWORK BUS 8 OUTSIDE REAR VIEW MIRROR SWITCH PASSENGER PRESENCE DETECTION MODULE (UNDER FRONT PASSENGER'S SEAT) PASSENGER WINDOW SWITCH PPL RADIO RADIO/HVAC CONTROLS REAR PARKING ASSIST CONTROL MODULE (W/ REAR PARKING ASSIST SENSOR INDICATOR) RIGHT SIDE OBJECT SENSOR (BEHIND RIGHT REAR WHEEL) SEAT HEATING CONTROL MODULE (UNDER FRONT CENTER OF DRIVER SEAT) SEAT MEMORY CONTROL MODULE (UNDER DRIVER'S SEAT) SPLICE PACK TELEMATICS COMMUNICATIONS INTERFACE CONTROL MODULE VIO WIRE W/ MEMORY W/ NAVIGATION W/O MEMORY W/O NAVIGATION YEL WIRE

4 8 SW REF VOLT CTRL SW SIG AUDIO SIG (3) AUX DET SIG BATT POS VOLT BLK WIRE BLK/YEL WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/DK BLU WIRE CENTER SIG CGI - COMMON SIG COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/WHT WIRE DRAIN WIRE FRT LO LVL SIG (-) GM LAN SER DATA GRN WIRE GRY WIRE GRY/DK GRN WIRE HEADLIGHTS SYSTEM INSTRUMENT PANEL CENTER SPEAKER LEFT AUDIO SIG LEFT AUX SIG (2) LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER LF LO LVL SIG LO SPD GMLAN SERIAL DATA LR LO LVL SIG LT GRN WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE MUTE NCA WIRE ORG/ WIRE PPL RADIO RED WIRE REMOTE ENABLE RF LO LVL SIG RIGHT AUDIO SIG RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT SIG 2 RIGHT STEERING WHEEL CONTROLS SWITCH RR LO LVL SIG SEEK DOWN SEEK UP SOURCE STACK RESET SIG STEERING WHEEL AIR BAG COIL VIDEO SYSTEM CIRCUIT VIO WIRE VIO/DK BLU WIRE VOICE VOICE LOW REF VOICE SIG VOL (-) WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

10 13 20 25 WIPER SW LO REF WIPER SW LO SIG WIPER SW HI SIG WASHER SW SIG 17 16 14 LAMP SPLY VOLT COIL SPLY VOLT WASHER RLY CTRL 23 24 SERIAL DATA (-) SERIAL DATA (+) 2501 2500 COMPUTER DATA LINES SYSTEM BATT POSITIVE VOLT BATTERY FUSE BLOCK (TOP OF BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/GRY WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DELAY SWITCH DK BLU WIRE FUSE FUSE (LOWER LEFT SIDE OF DASH) FUSE BATTERY) GRN WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT FRONT STRUT TOWER) LO SPD GMLAN SERIAL DATA LO WASHER FLUID IND CTRL LOGIC INSTRUMENT CLUSTER MIST OFF RED WIRE RED/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO WIRE WASHER SWITCH WHT WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL IND WINDSHIELD WASHER FLUID LEVEL SWITCH (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER PUMP (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER/WASHER SWITCH WIPER SW HI SIG WIPER SWITCH WSW FUSE 56 YEL WIRE YEL/BRN WIRE