Compressor circuit for Buick LaCrosse II (2009-2013)
Compressor circuit
A/C COMPRESSOR SOLENOID VALVE
A/C LOW REF
A/C REFRIGERANT PRESSURE SENSOR (FRONT OF ENGINE COMPT, MOUNTED TO CONDENSER)
A/C SENS SIG
BATT+ VOLT
BLK WIRE
BLK/BRN WIRE
BLK/WHT WIRE
BRN/RED WIRE
COMPUTER DATA LINES SYSTEM
DATA
DK BLU WIRE
DK BLU/LT GRN WIRE
ELECTRIC CTRL
ELECTRIC SPLY
ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT)
EXCEPT 3.6L 3.6L
FUSE
GRN WIRE
HOT AT ALL TIMES
HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH)
HOT W/ IGNITION MAIN RELAY ENERGIZED
HVAC CONTROL MODULE
IGN 1 VOLT
LT GRN WIRE
RED/BRN WIRE
RED/WHT WIRE
SERIAL DATA
SIG GND
UNDERHOOD FUSE BLOCK (LEFT SIDE OF BATTERY)
VIO/GRY WIRE
WHT WIRE