Buick Riviera VIII (1994-1999) Cooling fan circuit

1995 VFTC 56 31 32 SENSOR GROUND RELAY CONTROL RELAY CONTROL BLK WIRE BRN WIRE CLNG FAN FUSE DK BLU WIRE DK GRN WIRE ENGINE COMPARTMENT POWER DISTRIBUTION CENTER ENGINE COOLANT TEMPERATURE (ECT) SENSOR (TOP LEFT SIDE OF ENGINE) HIGH SPEED COOLING FAN RELAY (IN ENG COMPT POWER DIST CENTER RELAY BLOCK 1) HOT AT ALL TIMES I/P FUSE BLOCK COOLING FAN FUSE LOW SPEED COOLING FAN RELAY (REAR CENTER OF ENGINE COMPT) LT BLU WIRE NCA WIRE POWERTRAIN CONTROL MODULE (PCM) (BEHIND RIGHT SIDE OF I/P, NEAR SHROUD) PRIMARY COOLING FAN PRIMARY COOLING FAN DIODE RED WIRE SECONDARY COOLING FAN SENSOR INPUT SERIES/PARALLEL COOLING FAN RELAY (IN ENG COMPT POWER DIST CENTER RELAY BLOCK 1) WHT WIRE YEL WIRE