thanks23 Gallons.
I would be wondering if the gas station was sticking it to me at that point. The spec is 23.5, but apparently there are variations.the 1st time i got my impala running it was dead empty it took 25.x gallons..
It will take more if you drive it furtherMy 1994 caprice has a 12 why would all of yours have a 23 gallon tank