i have a 2000 ford tauras se with a 3.0 velcon my question is if my car is on a slant i get anti freeze dripping on the ground if it is level it does not leak i was thinking water pump but it would leak all the time the jug has no leaks and the radiator hoses are new im confused and its not like it leaks all the time it will leak then it will stop soft ball size puddlle .