2012 GMC Sierra 2500 HD MPG

Based on data from 47 vehicles, 3,760 fuel-ups and 1,238,702 miles of driving, the 2012 GMC Sierra 2500 HD gets a combined Avg MPG of 13.55 with a 0.11 MPG margin of error.

Below you can see a distribution of the fuel-ups with 180 outliers (4.57%) removed.

Following shows the average MPG of each of the 47 vehicles in the system.

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• Duramax

  2012 GMC Sierra 2500 HD DIESEL V8
  Added Mar 2014 • 27 Fuel-ups

  Property of ckswinso

• 16.3 Avg MPG

• work truck

  2012 GMC Sierra 2500 HD
  Added Feb 2013 • 75 Fuel-ups

  Property of DarthMcGue

• 13.6 Avg MPG

• Sierra

  2012 GMC Sierra 2500 HD Denali 6.6L DIESEL V8 Automatic 6 Crew Cab Pickup (4 Door)
  Added May 2012 • 53 Fuel-ups

  Property of gregert12

• 16.5 Avg MPG

• 2500HD LML

  2012 GMC Sierra 2500 HD DIESEL V8
  Added Sep 2012 • 22 Fuel-ups

  Property of PotteryPal

• 17.3 Avg MPG

• Sierra 2500HD

  2012 GMC Sierra 2500 HD DIESEL V8
  Added Mar 2012 • 36 Fuel-ups

  Property of americanthunder

• 17.0 Avg MPG

• Denali 2500 HD

  2012 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 44 Fuel-ups

  Property of lloydbfl

• 12.5 Avg MPG

• Denali

  2012 GMC Sierra 2500 HD DIESEL V8
  Added Mar 2012 • 25 Fuel-ups

  Property of tbilan

• 25.6 Avg MPG

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