Buick LaCrosse II (2009-2013) low spd gmlan ser data Wiring diagrams

AUTO BLK WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DIMMER SWITCH DK BLU WIRE DK BLU/BLK WIRE DK BLU/VIO WIRE FOG LAMP SWITCH FRONT FOG LAMP IND GRN WIRE GRY WIRE GRY/RED WIRE HEAD PARK HEADLAMP SWITCH HIGH BEAM LAMP IND INSTRUMENT PANEL CLUSTER LEFT FRONT FOG LAMP LOGIC LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN WIRE OFF PARK BRAKE CONTROL SWITCH PARK BRK RELEASE SW SIG PARK BRK SW SIG PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEEL LINER) RIGHT FRONT FOG LAMP VOL REF PARK BRK SPLY VOLT WHT WIRE YEL WIRE YEL/RED WIRE

1 2 RT HDLP LW BEAM SPLY VOLT LT HDLP LW BEAM SPLY VOLT 17 11 HDLP SW FLASH TO PASS SIG HDLP DIMMER SW HI BEAM SIG 18 10 HDLP HI BEAM RLY CTRL 2 3 B+ B+ 22 11 16 HDLP SW PARK LP SIG AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (CENTER OF DASH) AUTO OFF BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM (FRONT OF AIR FILTER) CRUISE CONTROL, SOUND SYSTEMS DIMMER SWITCH FOG LAMP RLY CTRL FOG LAMP SWITCH FRONT FOG LAMP IND FRONT FOG LAMP RELAY FUSE GRN WIRE HDLP OFF SIG CTRL HDLP SW ON SIG HEAD HEADLAMP HIGH BEAM RELAY HEADLAMP SWITCH HIGH BEAM LAMP IND HIGH LOW FTP HOT AT ALL TIMES HOT AT ALL TIMES BATTERY FUSE BLOCK FUSE (TOP OF BATTERY) HVAC CONTROL MODULE INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT FRONT FOG LAMP LEFT HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LIGHTING CTRL SW REF LIGHTING CTRL SW SIG LOGIC INSTRUMENT PANEL CLUSTER LOW REF LOW SPD GMLAN SER DATA LT GRN WIRE PARK AUTO OFF HEAD PARK RED WIRE RED/BLK WIRE RIGHT FRONT FOG LAMP RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) WHT WIRE YEL WIRE

2.4L 25 26 25 26 27 70 36 9 26 41 FUEL LVL LOW REF FUEL LVL SERIAL DATA 3.0L, 3.6L 419 893 185 ENGINE CONTROLS SYSTEM 6 12 DN ABS IND. AIR BAG IND AMBIENT AIR TEMPERATURE SENSOR (LEFT FRONT OF VEHICLE ON BUMPER FASCIA) AWD DK BATT POS VOLT IGNITION 1 VOLTAGE BLK WIRE BLK/DK BLU WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU WIRE BRAKE IND BRAKE WEAR IND BRN/WHT WIRE CHARGING IND CHECK ENGINE INDI CTRL DIC SELECT MENU SW SIG LOW WASHER FLUID IND CTRL COMPUTER DATA LINES SYSTEM CRUISE IND DK BLU WIRE DK BLU/GRY WIRE DK BLU/LT GRN WIRE DK BLU/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) 3.0L 3.6L 2.4L ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE SWITCH (FRONT OF ENGINE) ENGINE OIL PRESSURE SWITCH (LOWER FRONT ESC OFF IND FOG LAMPS IND FUEL GAUGE FUEL PUMP, LEVEL SENDER ASSEMBLY (IN FUEL TANK) FUSE FUSE FUSE GRN WIRE GROUND GRY WIRE HIGH BEAM IND HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) HOT W/ IGNITION MAIN RELAY ENERGIZED ILLUMINATION INSTRUMENT CLUSTER LEFT TURN IND LOGIC LOW FUEL WARNING LAMP IND LOW REF (OR 2755) LOW SPD GMLAN SER DATA LOW TIRE PRESSURE IND LOW WASHER FLUID IND LT GRN WIRE MALFUNCTION IND MENU OF ENGINE) OIL LEVEL IND OIL PRESS SW OUTSIDE AMBIENT AIR TEMP SENS SIG LOW REF DIC SWITCH LOW REF DIC SWITCH SIGNAL PARK IND PARK LAMPS IND RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT TURN IND SEAT BELT IND SECONDARY FUEL LEVEL SENSOR (TOP OF FUEL TANK) SECURITY IND SET/CLR SPEEDOMETER TACHOMETER TCS OFF IND TCS/ECS IND TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) VIO WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WIPER/WASHER SYSTEM YEL/DK BLU WIRE