Instrument cluster circuit, with message center for Buick LaCrosse I (2004-2009)

ABS INDICATOR ABS/TCS CLASS 2 SERIAL DATA AIR BAG INDICATOR AMBIENT AIR TEMPERATURE SENSOR BASE BCM CLASS 2 SERIAL DATA BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (CENTER OF BRAKE FLUID RESERVOIR) DEFOGGER SYSTEM BRAKE INDICATOR BRN WIRE BRN/WHT WIRE CHARGING INDICATOR COMPASS SENS FEED COMPASS SENS RET COMPUTER DATA LINES SYSTEM CRUISE INDICATOR DISPLAY FUSE 18 DK BLU WIRE ECM/PCM CLASS 2 SERIAL DATA ECM/PCM CLASS 2 SERIAL DATA IGN ELECTRONIC COMPASS MODULE (TOP RIGHT SIDE OF REAR PACKAGE SHELF) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAGE ENGINE COOLANT TEMPERATURE INDICATOR ENGINE OIL LEVEL SWITCH (LOWER FRONT CENTER OF ENGINE OIL PAN) ENGINE OIL PRESSURE (EOP) SWITCH (BELOW POWER STEERING PUMP) FOG LAMPS INDICATOR FUEL GAGE GRY WIRE HIGH BEAM INDICATOR HOT AT ALL TIMES I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) CLSTR FUSE HOT W/ IGN 1 RELAY ENERGIZED I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) IGN IGN 1 VOLTAGE INSTRUMENT PANEL CLUSTER (IPC) IPC CLASS 2 SERIAL DATA IPC/BCM CLASS 2 SERIAL DATA KM/H INDICATOR LEFT TURN INDICATOR LOGIC LOW FUEL WARNING LAMP INDICATOR LOW TIRE PRESSURE INDICATOR LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP (MIL) MESSAGE REQUEST MPH INDICATOR ODO/TRIP OIL LEVEL INDICATOR LAMP ORG/ WIRE P R N D 3 2 1 PCM/ECM CLASS 2 SERIAL DATA PNK PPL WIRE PNK WIRE POWER DISTRIBUTION SYSTEM REAR DEFOG RLY CTRL RED WIRE RIGHT TURN INDICATOR SDM CLASS 2 SERIAL DATA SEAT BELT INDICATOR SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRACTION OFF INDICATOR TURN AUDIBLE INDICATOR UNDERHOOD FUSE BLOCK (MOUNTED TO RIGHT STRUT TOWER) WHT WIRE YEL WIRE

15 43 8 SERIAL DATA FUEL LVEL SIG LOW REF PPL 3.6L 3.8L 3.8L PPL 31 57 OIL LVL SW SIG OIL PRESS SW 40 5 7 OIL PRESS SW 42 25 48 PPL FUEL LVEL SIG LOW REF SERIAL DATA AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BASE BCM CLASS 2 SERIAL DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BELOW LEFT SIDE OF DASH, LEFT OF STEERING COLUMN) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DOOR LOCK AJAR INDICATOR SWITCH DRIVER INFORMATION CENTER (DIC) TRACTION CONTROL (UPLEVEL) E/M (BASE) ENGINE CONTROL MODULE (ECM) (3.6L) (TOP OF ENGINE) ENGINE CONTROLS SYSTEM FUEL (UPLEVEL) GRY WIRE GRY/BLK WIRE HAZARD GAGES (UPLEVEL) INFO (UPLEVEL) LF DR AJAR SW SIG LOGIC ENGINE OIL PRESSURE (EOP) SENSOR (LEFT FRONT OF ENGINE BLOCK) LOW REF LR DR AJAR SW SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OIL PRESS SW ORG/ WIRE ORG/BLK WIRE PARK BRAKE SW SIG PARK BRAKE SWITCH (ON PARK BRAKE ASSEMBLY) PNK WIRE PPL PPL/WHT WIRE REAR COMPARTMENT LID LATCH (IN REAR COMPT LID) REAR LID AJAR SW RED WIRE RED/BLK WIRE RF DR AJAR SW SIG RR DR AJAR SW SIG TAN WIRE TAN/BLK WIRE TRIP SET/RESET ODO (UPLEVEL) WHT WIRE YEL WIRE