2003 GMC Sierra 2500 HD MPG

Based on data from 66 vehicles, 4,886 fuel-ups and 1,450,027 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 14.15 with a 0.12 MPG margin of error.

Below you can see a distribution of the fuel-ups with 77 outliers (1.55%) removed.

Following shows the average MPG of each of the 66 vehicles in the system.

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• Siexy

  2003 GMC Sierra 2500 HD WT 6.6L V8 DIESEL Automatic 5 Speed
  Added Jun 2017 • 19 Fuel-ups

  Property of pdc10

• 15.6 Avg MPG

• HD

  2003 GMC Sierra 2500 HD GAS V8
  Added Jul 2013 • 22 Fuel-ups

  Property of BMullins

• 13.0 Avg MPG

• GMC Sierra

  2003 GMC Sierra 2500 HD DIESEL V8
  Added Jan 2013 • 17 Fuel-ups

  Property of BULLDOG19ra

• 16.3 Avg MPG

• TJ's Truck

  2003 GMC Sierra 2500 HD GAS V8
  Added Feb 2013 • 10 Fuel-ups

  Property of tjgib

• 11.5 Avg MPG

• Stick's Truck

  2003 GMC Sierra 2500 HD DIESEL V8
  Added Nov 2011 • 9 Fuel-ups

  Property of AKStick

• 41.0 Avg MPG

• 2003 GMC Sierra 2500HD Diesel Truck

  2003 GMC Sierra 2500 HD DIESEL V8
  Added Apr 2012 • 19 Fuel-ups

  Property of rrurban

• 14.9 Avg MPG

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