Abstract: An engine flushing device and an associated method of using the device for use in purging trapped water within the cooling chamber of an engine are disclosed. The device includes a connector attachable to an output of a garden hose; a conduit; a shutoff valve having a shutoff gate; a fluid entry valve having a fluid entry gate; and a tube which is operationally attachable to the intake port of the engine. The method includes the steps of adjoining, affixing, aligning, conjoining, connecting, coupling, lining, mating, moving, obtaining, placing, positioning, running, and turning.