If you have enough fuel, you can make your dreams come true.
If you feel that your tank is running on empty, your dream is giving you the message to take some down time to turn within to realign with your connection to your inner power source. See Power and Gasoline.... Strangest Dream Explanations
A dream of buying or selling gasoline is a sign of prosperity ahead, but there may be a few bumps in the road before you get what you want. Running out of gasoline is a dream of contrary, implying a rush of energy and inspiration in whatever activity means the most to you.
If you’re not sure what that is, look to other symbols in the dream.... Dream Explanations of Astro Center