It depends what it has under the hood with these older trucks and such there to hard to tell i have a 1976 chevy stepside and i prolly get somthing like 8mpg with a 350 bored out and 650 double pumper carb.
18
What motor size? 350 is around 10-15 Highway.
Averaging about 16 MPG.
I had one and it averaged 22 mpg.
My 1985 scottsdale 4x4 w/ 305cid and TH700r4 tranny gets about 10.5 mpg.
13 MPG city, 17 MPG highway.
19 on highway
12.8 at the most
Go to www.fueleconomy.gov
Depends on the engine and transmission
21 mpg on average (cars current condition may effect slightly)
A 1997 Chevy Lumina will hold roughly 18 gallons of gas. The 1997 Chevy Lumina averages about 18 MPG for city driving and 26 MPG on the highway.