Click here to see important news regarding the aCar App

1969 Buick GS 400 MPG

Based on data from 1 vehicles, 32 fuel-ups and 7,950 miles of driving, the 1969 Buick GS 400 gets a combined Avg MPG of 14.95 with a 2.47 MPG margin of error.

Below you can see a distribution of the fuel-ups with 2 outliers (5.88%) removed.

  • Gs

    1969 Buick GS 400 6.6L V8 GAS
    Added Apr 2020 • 35 Fuel-ups

    Property of GS400

  • 16.7 Avg MPG

Tips

Weight matters

If you have a large fuel tank or a small engine in a midsize... ...

by Gregmech

Read more tips