Oldsmobile Aurora II (1999-2003) Cooling fan circuit

3.5L 4.0L BLK WIRE COOL FAN 1 FUSE COOL FAN 1 RELAY (LOW SPEED) COOL FAN 2 FUSE COOL FAN 2 RELAY (HIGH SPEED) COOL FAN S/P RELAY (SERIES/PARALLEL) COOLING FAN (LEFT) COOLING FAN (RIGHT) DK BLU WIRE DK GRN WIRE ECT SENS GRD ECT SENS SIG ENGINE COOLANT TEMPERATURE SENSOR (REAR OF RIGHT CYLINDER HEAD) FAN CTRL GRY WIRE HOT AT ALL TIMES LT BLU WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE