1987 GMC R3500 MPG

Based on data from 2 vehicles, 40 fuel-ups and 7,597 miles of driving, the 1987 GMC R3500 gets a combined Avg MPG of 13.90 with a 0.29 MPG margin of error.

Below you can see a distribution of the fuel-ups with 2 outliers (4.76%) removed.

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

• My R3500

  1987 GMC R3500 6.2L V8 DIESEL Automatic 3 Speed
  Added Apr 2022 • 44 Fuel-ups

  Property of dchase

• 14.1 Avg MPG

• 414

  1987 GMC R3500 GAS V8
  Added Nov 2013 • 4 Fuel-ups

  Property of Chief915

• 12.5 Avg MPG