1999 GMC K1500 Suburban MPG

Based on data from 7 vehicles, 309 fuel-ups and 108,103 miles of driving, the 1999 GMC K1500 Suburban gets a combined Avg MPG of 13.77 with a 0.22 MPG margin of error.

Below you can see a distribution of the fuel-ups with 13 outliers (4.04%) removed.

Following shows the average MPG of each of the 7 vehicles in the system.

1999 GMC K1500 Suburbans For Sale Nearby

  • Humpty Dumpty

    1999 GMC K1500 Suburban SLE 5.7L V8 GAS Automatic 4 Speed Sport Utility
    Added Sep 2013 • 138 Fuel-ups

    Property of LazySpread

  • 13.6 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

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