How bad is 750 miles per quart of oil?
That amount of oil consumption is nothing to worry about. Normal for a Diesel that runs mostly short trips about town. But your poor fuel mileage is a sign of trouble — you should be up around 33 to 35. > It is occasionally very difficult to start. About one time out of > 25 it takes 5 or 10 minutes to get it going; it turns over but > there’s no combustion. Even when it’s easy to start, if it’s cold > it smokes (white smoke) and idles rough until it’s driven.