1990 GMC C3500 MPG

Based on data from 1 vehicles, 29 fuel-ups and 6,284 miles of driving, the 1990 GMC C3500 gets a combined Avg MPG of 9.41 with a 0.33 MPG margin of error.

Below you can see a distribution of the fuel-ups with 6 outliers (17.14%) removed.

• GMC Flatt Bed

  1990 GMC C3500 Sierra 7.4L V8 GAS
  Added Feb 2023 • 36 Fuel-ups

  Property of Nallangus

• 9.0 Avg MPG