Buick LaCrosse II (2009-2013) yel/red 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 3 4 IGN GND NETWORK BUS 2 1 2 NETWORK BUS 4 RR DOOR AJAR SW SIG 2 1 LR DOOR AJAR SW SIG NETWORK BUS 4 6 NETWORK BUS 3 RF DOOR AJAR SW SIG 6 4 LF DOOR AJAR SW SIG NETWORK BUS 4 9 5 NETWORK BUS 2 BLK WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRN WIRE COMPASS MODULE (W/O ON STAR) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 5986 333 DK BLU WIRE DK BLU/BLK WIRE DK BLU/VIO WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER WINDOW MOTOR (DRIVER'S DOOR) ELECTRONIC BRAKE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LIFT GATE AJAR SW SIG 1 GMLAN DATA BUS LOGIC LT BLU WIRE LT GRN/GRY WIRE NETWORK BUS 2 PARK BRAKE CONTROL SWITCH PARK BRK RELEASE SW SIG PARK BRK SW SIG PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEEL LINER) PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR POWER DISTRIBUTION SYSTEM PRESS BRAKE REAR COMPARTMENT LID LATCH (IN TRUNK LID) RED/WHT WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RLY COIL CTRL RUN RLY COIL SERIAL DATA BRK FLUID LVL SERIAL DATA RLY COIL CTRL TRANSMISSION SHIFT LEVER POSITION INDICATOR VIO/GRY WIRE VIO/YEL WIRE VOL REF PARK BRK SPLY VOLT WHT WIRE WHT/DK BLU WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 FORWARD SW SIG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NTC LOW REF 1 2 3 4 5 6 7 8 POSITIVE VOLT 2424 5978 SEATS SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR (UNDER RIGHT FRONT CORNER OF DRIVER SEAT) DRIVER SEAT HORIZONTAL MOTOR (UNDER DRIVER'S SEAT) DRIVER SEAT MEMORY SWITCH DRIVER SEAT REAR VERTICAL MOTOR (UNDER RIGHT REAR CORNER OF DRIVER SEAT) DRIVER SEAT RECLINE MOTOR (LOWER RIGHT SIDE OF DRIVER SEAT BACK) ELEMENT SPLY VOLT ELEMENT SPLY VOLT NTC LOW REF FORWARD SW SIG REARWARD SW SIG FRONT VERTICAL DOWN REAR VERTICAL UP FRONT VERTICAL UP GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/PPL WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HORIZONTAL FORWARD HORIZONTAL REARWARD HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE FUSE OF BATTERY) LO GMLAN SER DATA LOW REF LOW REF LOW REF LT GRN WIRE MEM MOTOR CTRL NETWORK BUS 8 DOWN SW SIG HIGH REF (2) NTC SIG ORG/ WIRE ORG/GRY WIRE PNK NTC SIG WIRE POSITION SENS SIG POSITION SENS SIG POSITION SENS SIG POSITION SENS SIG POSITIVE VOLT GROUND UP CTRL DOWN CTRL REAR VERTICAL DOWN RECLINE FORWARD REARWARD SW SIG RECLINE REARWARD RED WIRE RED/GRN WIRE RED/LT GRN WIRE RED/WHT WIRE RED/YEL WIRE SEAT MEMORY CONTROL MODULE (UNDER DRIVER'S SEAT) SEATS SYSTEM SEATS SYSTEM COMPUTER DATA LINES SYSTEM SW SET SIG SW SIG 1 WHT/ORG WIRE WHT/PPL WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/VIO WIRE FUSE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES LT BLU WIRE PARK BRAKE CONTROL SWITCH PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEEL LINER) RED/VIO WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY) WHT WIRE WHT/DK BLU WIRE YEL WIRE YEL/RED WIRE

AJAR AJAR SW SIG BLK WIRE BLK/ORG WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRAKE IND BRN WIRE BRN/GRN WIRE BUS 4 COMPUTER DATA LINES SYSTEM DK BLU RED/ WIRE DK BLU WIRE DK BLU/ WHT WIRE DK BLU/BLK WIRE DK BLU/VIO WIRE DK GRN/GRY WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH DRIVER'S DOOR FUSE FUSE (LOWER LEFT SIDE OF DASH) GMLAN SERIAL DATA GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND GRY DK GRN WIRE GRY WIRE GRY/RED WIRE HEAD PARK AUTO OFF HEADLAMP SW PRK LAMP SIG HEADLAMP SWITCH HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (BELOW CENTER CONSOLE) INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LO SPD GMLAN SER DATA LOGIC LOW ENGINE OIL PRESSURE IND LOW SPD GMLAN SER DATA SER DATA COMMUNICATION ENABLE LOW TIRE PRESSURE IND LT BLU WIRE LT GRN WIRE NCA WIRE NETWORK NETWORK BUS 3 NETWORK BUS 4 OFF KEY IGNITION SWITCH IGNITION SWITCH (RIGHT SIDE OF STEERING COLUMN) OFF/RUN/ CRANK VOLT ORG/BRN WIRE PARK BRAKE CONTROL SWITCH (ON PARK BRAKE ASSEMBLY) PARKING BRAKE CONTROL MODULE (BEHIND LEFT REAR WHEEL LINER) PASSENGER DOOR LATCH ASSEMBLY PASSENGER WINDOW MOTOR (FRONT PASSENGER'S DOOR) PRK BRK APPLY SW VOLT REF PRK BRK SW SUP VOLT PRK BRK SW SUPP VOLT PRK BRK SW RELEASE SIG PRK BRK SW APPLY SIG RED/DK BLU WIRE RED/DK GRN WIRE RED/LT GRN WIRE RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RUN WIRE SEAT BELT IND SEAT BELT SW LOW REF SEAT BELT SW SIG SER DATA COMMUNI- LVL CATION SENS ENABLE SIG SERIAL DATA COMMUNIC- ATION ENABLE PRK BRK SW SIG SPLICE PACK) (BOTTOM OF "A" PILLAR) SW SIG VIO/ DK BLU WIRE WHT WIRE WHT/DK BLU WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE