3.6l vin 7, cooling fan circuit for Buick LaCrosse I (2004-2009)
3.6l vin 7, cooling fan circuit
23 7 ECT SENS SIG LOW REF
4 20 48 HI SPD FAN RLY LO SPD FAN RLY CLASS 2 SERIAL
BLK WIRE
COMPUTER DATA LINES SYSTEM
DK BLU WIRE
DK GRN WIRE
ENGINE CONTROL MODULE (ECM) (TOP OF ENGINE)
FAN 1 FUSE 29
FAN 1 RELAY 42
FAN 2 FUSE 32
FAN 2 RELAY 46
FAN 3 RELAY 43
GRY WIRE
HOT AT ALL TIMES
LEFT COOLING FAN MOTOR (ON LEFT SIDE OF RADIATOR)
LT BLU WIRE
RIGHT COOLING FAN MOTOR (ON RIGHT SIDE OF RADIATOR)
TAN WIRE
UNDERHOOD FUSE BLOCK (MOUNTED TO RIGHT STRUT TOWER)
WHT WIRE
YEL WIRE
