i have a 2.3 4cyl why am i only getting 18 mpg(city) i keep it very well maintai on 1994 Ford Tempo

maintained and tuned-up.

3 answers
AGREE WITH GREG,THESE CARS I THINK NEVER WERE THE BEST ON MPG.
cause that is what your vehicle is rated at.
where you getting better before? car is getting older and you may have to live with it.