2008 GMC Sierra 1500 MPG

Based on data from 112 vehicles, 8,542 fuel-ups and 2,359,972 miles of driving, the 2008 GMC Sierra 1500 gets a combined Avg MPG of 14.01 with a 0.06 MPG margin of error.

Below you can see a distribution of the fuel-ups with 279 outliers (3.16%) removed.

Following shows the average MPG of each of the 112 vehicles in the system.

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• Sierra

  2008 GMC Sierra 1500 FLEX V8
  Added Apr 2013 • 7 Fuel-ups

  Property of BigE04

• 15.4 Avg MPG

• GMC Sierra 1500 SLE

  2008 GMC Sierra 1500 GAS V8
  Added Apr 2012 • 51 Fuel-ups

  Property of 2Slow4u

• 16.5 Avg MPG

• 2008 GMC Sierra CCSB

  2008 GMC Sierra 1500 GAS V8
  Added Jan 2012 • 38 Fuel-ups

  Property of holty15301

• 18.2 Avg MPG

• 2008 GMC TRUCK

  2008 GMC Sierra 1500 GAS V8
  Added Feb 2013 • 6 Fuel-ups

  Property of JTRUCK

• 16.0 Avg MPG

• 2008 GMC Sierra SLE

  2008 GMC Sierra 1500 GAS V8
  Added Aug 2012 • 3 Fuel-ups

  Property of Kemosobie

• 16.0 Avg MPG

• Blue GMC Sierra

  2008 GMC Sierra 1500 GAS V8
  Added Feb 2011 • 51 Fuel-ups

  Property of bowlingd

• 14.5 Avg MPG

• GMC Sierra

  2008 GMC Sierra 1500 GAS V8
  Added Mar 2012 • 22 Fuel-ups

  Property of 08SierraOH

• 18.6 Avg MPG

• Work Truck

  2008 GMC Sierra 1500 GAS V8
  Added Jun 2011 • 21 Fuel-ups

  Property of CRwill

• 17.3 Avg MPG

• GMC Truck

  2008 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 9 Fuel-ups

  Property of Gonzo928

• 14.0 Avg MPG

• Sierra

  2008 GMC Sierra 1500
  Added Aug 2009 • 3 Fuel-ups

  Property of raf0098

• 19.9 Avg MPG

• Sierra

  2008 GMC Sierra 1500 GAS V8
  Added Apr 2009 • 9 Fuel-ups

  Property of dubai911

• 15.6 Avg MPG

• GMC

  2008 GMC Sierra 1500 GAS V8
  Added Nov 2008 • 12 Fuel-ups

  Property of OneFire

• 15.2 Avg MPG

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