
Ok, soo i dont have an owners manual for this car and i was just curious on how much gas the tank would hold, and a guestimate on how many mpg i would get.
Year of the Horse

Ok, soo i dont have an owners manual for this car and i was just curious on how much gas the tank would hold, and a guestimate on how many mpg i would get.
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16.5
mpg varies between engine type, they are all listed in following link:
http://consumerguideauto.howstuffworks.com/1990-to-1996-pontiac-grand-prix-4.htm
It should hold 18 gallons.