To see gasoline in your dream represents energy and spirituality. Thus, to dream that you run out of gas suggests that you are wearing yourself out. Take a time out.
To dream that you are filling your car with gasoline symbolises your need to take better care of your Self. You need to be revitalized.
Dreaming that someone is pouring gasoline on you implies that an issue is burning up inside of you. You are holding in a lot of anger.
If you dream that you are buying the wrong gas for your car, then it implies that you are inefficient in how you complete your projects or goals.