1990 GMC C3500 MPG

Based on data from 1 vehicles, 34 fuel-ups and 7,584 miles of driving, the 1990 GMC C3500 gets a combined Avg MPG of 9.56 with a 0.35 MPG margin of error.

Below you can see a distribution of the fuel-ups with 6 outliers (15.00%) removed.

• GMC Flatt Bed

  1990 GMC C3500 Sierra 7.4L V8 GAS
  Added Feb 2023 • 41 Fuel-ups

  Property of Nallangus

• 9.2 Avg MPG