1999 GMC K1500 Suburban MPG

Based on data from 9 vehicles, 421 fuel-ups and 145,444 miles of driving, the 1999 GMC K1500 Suburban gets a combined Avg MPG of 13.68 with a 0.18 MPG margin of error.

Below you can see a distribution of the fuel-ups with 15 outliers (3.44%) removed.

Following shows the average MPG of each of the 9 vehicles in the system.

• Humpty Dumpty

  1999 GMC K1500 Suburban SLE 5.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Sep 2013 • 163 Fuel-ups

  Property of LazySpread

• 13.8 Avg MPG

• Suburban

  1999 GMC K1500 Suburban SLE 5.7L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 91 Fuel-ups

  Property of f-pig

• 13.4 Avg MPG

• My K1500 Suburban

  1999 GMC K1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed
  Added Apr 2017 • 5 Fuel-ups

  Property of cordfox

• 14.1 Avg MPG

• 99 Suburban

  1999 GMC K1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Aug 2016 • 13 Fuel-ups

  Property of mistaake

• 12.2 Avg MPG

• The Beast

  1999 GMC K1500 Suburban GAS V8
  Added Aug 2011 • 9 Fuel-ups

  Property of milehighassassin

• 12.3 Avg MPG

• Suburban

  1999 GMC K1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Mar 2016 • 7 Fuel-ups

  Property of mackguy

• 15.7 Avg MPG

• 99 Suburban

  1999 GMC K1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Oct 2010 • 77 Fuel-ups

  Property of landisv

• 14.4 Avg MPG

• '99GMC Suburban 4X4, 5.7L V8

  1999 GMC K1500 Suburban SLT 5.7L V8 GAS Automatic 4 Sport Utility (4 Door)
  Added Jul 2009 • 82 Fuel-ups

  Property of ksa63

• 13.8 Avg MPG

• Big Dog, aka "Sebastian"

  1999 GMC K1500 Suburban GAS V8
  Added Apr 2013 • 25 Fuel-ups

  Property of 77Drives

• 13.3 Avg MPG