1977 GMC K15 MPG

Based on data from 2 vehicles, 28 fuel-ups and 3,486 miles of driving, the 1977 GMC K15 gets a combined Avg MPG of 10.36 with a 0.83 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

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

• GMC

  1977 GMC K15 High Sierra 6.6L V8 GAS Automatic 3 Speed
  Added Sep 2017 • 26 Fuel-ups

  Property of Randalpho

• 11.0 Avg MPG

• Sierra

  1977 GMC K15 5.7L V8 GAS Standard 3 Speed
  Added Jan 2018 • 5 Fuel-ups

  Property of kball

• 8.7 Avg MPG