Condenser Fan Motor, Cooling Fan Motor, Fan Motor, Radiator Fan Motor. 2004 Chevrolet Impala Engine: 3.4L V6; Radiator Fan Motor; Position: Left;. Part Type: Engine Cooling Fan Motor. 2004 Chevrolet Impala Engine: 3.8L V6 Naturally Aspirated; Radiator Fan Motor; Position: Left;.