1999 GMC C1500 Suburban MPG

Based on data from 11 vehicles, 472 fuel-ups and 143,323 miles of driving, the 1999 GMC C1500 Suburban gets a combined Avg MPG of 13.75 with a 0.19 MPG margin of error.

Below you can see a distribution of the fuel-ups with 53 outliers (10.10%) removed.

Following shows the average MPG of each of the 11 vehicles in the system.

• Black Suburban

  1999 GMC C1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed
  Added Aug 2016 • 240 Fuel-ups

  Property of Peter-Dad

• 14.4 Avg MPG

• GMC

  1999 GMC C1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 122 Fuel-ups

  Property of lpdodgerboy

• 10.3 Avg MPG

• 99 Suburban

  1999 GMC C1500 Suburban SLT Automatic 4 Speed Sport Utility
  Added Oct 2017 • 149 Fuel-ups

  Property of 1961Falcon

• 14.5 Avg MPG

• My C1500 Suburban

  1999 GMC C1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed
  Added Mar 2020 • 24 Fuel-ups

  Property of apzarets88

• 16.1 Avg MPG

• 1999 GMC Suburban

  1999 GMC C1500 Suburban 5.7L V8 GAS Automatic 4 Speed
  Added Aug 2016 • 15 Fuel-ups

  Property of jcharkins

• 10.9 Avg MPG

• Suburban

  1999 GMC C1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 64 Fuel-ups

  Property of fredbwell

• 15.4 Avg MPG

• GMC C1500 Suburban

  1999 GMC C1500 Suburban SLE Automatic Sport Utility
  Added Jan 2019 • 4 Fuel-ups

  Property of jbrammer62

• 18.7 Avg MPG

• Family Wagon

  1999 GMC C1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Jan 2018 • 10 Fuel-ups

  Property of ErnestT

• 9.3 Avg MPG

• Suburban

  1999 GMC C1500 Suburban SLT 5.7L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 35 Fuel-ups

  Property of chapelmary

• 18.7 Avg MPG

• my big suv

  1999 GMC C1500 Suburban GAS V8
  Added Nov 2009 • 15 Fuel-ups

  Property of josh08

• 14.0 Avg MPG

• suburban

  1999 GMC C1500 Suburban GAS V8
  Added Mar 2009 • 7 Fuel-ups

  Property of patt

• 16.7 Avg MPG