1991 GMC C2500 MPG

Based on data from 2 vehicles, 18 fuel-ups and 4,983 miles of driving, the 1991 GMC C2500 gets a combined Avg MPG of 12.17 with a 1.43 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (5.26%) removed.

Following shows the average MPG of each of the 2 vehicles in the system.

• GMC Sierra

  1991 GMC C2500 Sierra SLE 5.7L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 12 Fuel-ups

  Property of SethWaggonner

• 13.5 Avg MPG

• Billy

  1991 GMC C2500 Sierra SLX 5.7L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2013 • 13 Fuel-ups

  Property of turtleish

• 25.7 Avg MPG