Abstract: A system for mounting an implement onto a vehicle includes a mounting plate with a first and a second bearing surface, a locator opening and a detent-receiving opening. A mounting fixture is configured to be attached to an accessory such as a snowplow blade. The mounting fixture includes a first hook configured and disposed so as to engage the first bearing surface and a second hook configured and disposed so as to engage the second bearing surface. A locator projection extends from the mounting fixture and is configured to engage and pass through the locator opening. A detent member extends from the mounting fixture and is configured to pass through the detent-receiving opening and releasably engage the plate.