Based on data from 66 vehicles, 3,656 fuel-ups and 865,733 miles of driving, the 2003 Pontiac Grand Am gets a combined Avg MPG of 22.10 with a 0.16 MPG margin of error.

Any Engine Type 2.2L L4 GAS (6) 3.4L V6 GAS (38) L4 GAS (1) V6 GAS (17) Any Body Style Sedan (9) Coupe (3) Sport Utility (1) Any Submodel Base (2) SE1 (4) GT1 (6) SE (9) GT (24) Other (21)

Below you can see a distribution of the fuel-ups with 158 outliers (4.14%) removed.

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

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• Pontiac Grand Am

  2003 Pontiac Grand Am GT1
  Added Aug 2014 • 24 Fuel-ups

  Property of fbihnjw

• 18.6 Avg MPG

• Grand Am

  2003 Pontiac Grand Am GAS V6
  Added Jul 2009 • 194 Fuel-ups

  Property of kingpiko

• 22.8 Avg MPG

• Grand Am

  2003 Pontiac Grand Am GAS V6
  Added Oct 2013 • 37 Fuel-ups

  Property of RyanM

• 26.4 Avg MPG

• Go Kart

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed Sedan
  Added Oct 2017 • 165 Fuel-ups

  Property of mjvigliotti

• 25.6 Avg MPG

• Grand am

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Jun 2017 • 32 Fuel-ups

  Property of pdc10

• 22.8 Avg MPG

• Grand Am GT

  2003 Pontiac Grand Am GAS V6
  Added Jun 2012 • 77 Fuel-ups

  Property of BryantCustom

• 24.7 Avg MPG

• Grand Am

  2003 Pontiac Grand Am GT 3.4L V6 GAS
  Added Oct 2017 • 6 Fuel-ups

  Property of osubigtoe

• 24.9 Avg MPG

• red wagon

  2003 Pontiac Grand Am GAS V6
  Added Mar 2012 • 70 Fuel-ups

  Property of antiqueone

• 23.9 Avg MPG

• Pontiac

  2003 Pontiac Grand Am GAS V6
  Added Aug 2013 • 62 Fuel-ups

  Property of Murph22083

• 23.5 Avg MPG

• Dawn's Pontiac

  2003 Pontiac Grand Am GT 3.4L V6 GAS Standard 5 Speed Coupe
  Added Oct 2017 • 4 Fuel-ups

  Property of Alokkair

• 24.3 Avg MPG

• Grand Am

  2003 Pontiac Grand Am GAS V6
  Added Sep 2013 • 4 Fuel-ups

  Property of bexner

• 25.8 Avg MPG

• .GrandAm

  2003 Pontiac Grand Am GT 2.2L L4 GAS Automatic 4 Speed
  Added Sep 2016 • 54 Fuel-ups

  Property of cjbeneteau

• 60.2 Avg MPG

• Grand Am GT

  2003 Pontiac Grand Am GAS V6
  Added Apr 2012 • 142 Fuel-ups

  Property of altoidbox

• 25.4 Avg MPG

• red grand am

  2003 Pontiac Grand Am L4 GAS
  Added Jan 2012 • 19 Fuel-ups

  Property of jim87

• 26.3 Avg MPG

• Pontiac Grand Am GT1 3.4L

  2003 Pontiac Grand Am GAS V6
  Added Mar 2012 • 11 Fuel-ups

  Property of amyos

• 25.4 Avg MPG

• White Lighting

  2003 Pontiac Grand Am GAS V6
  Added Nov 2011 • 26 Fuel-ups

  Property of ssmows6

• 24.4 Avg MPG

• Pontiac

  2003 Pontiac Grand Am SE 2.2L L4 GAS Automatic 4 Speed
  Added Sep 2016 • 77 Fuel-ups

  Property of timh84

• 26.2 Avg MPG

• redracer

  2003 Pontiac Grand Am GAS V6
  Added May 2010 • 25 Fuel-ups

  Property of dantheman

• 30.6 Avg MPG

• GA

  2003 Pontiac Grand Am GAS V6
  Added Jun 2009 • 92 Fuel-ups

  Property of gain74

• 28.6 Avg MPG

• Maggie

  2003 Pontiac Grand Am
  Added Dec 2010 • 5 Fuel-ups

  Property of HMxChasby

• 17.9 Avg MPG

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