Based on data from 65 vehicles, 3,680 fuel-ups and 871,339 miles of driving, the 2003 Pontiac Grand Am gets a combined Avg MPG of 22.11 with a 0.16 MPG margin of error.

Any Engine Type 2.2L L4 GAS (6) 3.4L V6 GAS (37) 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 (23) Other (21)

Below you can see a distribution of the fuel-ups with 160 outliers (4.17%) removed.

Following shows the average MPG of each of the 65 vehicles in the system.

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• '03 Grand Am

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 3 Fuel-ups

  Property of Ped-MN

• 29.9 Avg MPG

• My Grand Am

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Feb 2018 • 14 Fuel-ups

  Property of chevyguy999

• 22.6 Avg MPG

• Derek

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 364 Fuel-ups

  Property of birsulde

• 19.1 Avg MPG

• Grand Am

  2003 Pontiac Grand Am GT1 3.4L V6 GAS Automatic 4 Speed Sedan
  Added Aug 2017 • 7 Fuel-ups

  Property of Oogieboogie

• 17.4 Avg MPG

• Pontiac

  2003 Pontiac Grand Am SE 3.4L V6 GAS Automatic
  Added Dec 2018 • 17 Fuel-ups

  Property of jdebner

• 27.8 Avg MPG

• My Grand Am

  2003 Pontiac Grand Am SE1 3.4L V6 GAS Automatic 4 Speed
  Added Aug 2017 • 4 Fuel-ups

  Property of Williamef97

• 21.4 Avg MPG

• Angel's

  2003 Pontiac Grand Am SE1 3.4L V6 GAS Automatic 4 Speed
  Added Apr 2017 • 50 Fuel-ups

  Property of polzangel99

• 24.8 Avg MPG

• Pontiac Grand am

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Nov 2016 • 77 Fuel-ups

  Property of chelsp

• 22.3 Avg MPG

• Pontiac Grand Am GT

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 223 Fuel-ups

  Property of NwadMartin5

• 16.3 Avg MPG

• The Car

  2003 Pontiac Grand Am
  Added Jun 2010 • 288 Fuel-ups

  Property of horseloverfat

• 26.0 Avg MPG

• Red Grand Am GT

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed Sedan
  Added Jun 2014 • 35 Fuel-ups

  Property of wsabourin

• 26.5 Avg MPG

• 4 door black ga

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Dec 2016 • 72 Fuel-ups

  Property of caddydaddy7

• 19.1 Avg MPG

• Poncho

  2003 Pontiac Grand Am 3.4L V6 GAS Automatic 4 Speed Sedan
  Added Jul 2015 • 85 Fuel-ups

  Property of cocheese2

• 26.9 Avg MPG

• Pontiac

  2003 Pontiac Grand Am SE 3.4L V6 GAS Automatic 4 Speed Sedan
  Added Mar 2016 • 3 Fuel-ups

  Property of dabozz88

• 9.2 Avg MPG

• Mike

  2003 Pontiac Grand Am SE 3.4L V6 GAS Standard 5 Speed
  Added Aug 2016 • 119 Fuel-ups

  Property of Goodolmc

• 23.7 Avg MPG

• Black fire

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic 4 Speed
  Added Jun 2017 • 39 Fuel-ups

  Property of pdc10

• 23.0 Avg MPG

• My Grand Am

  2003 Pontiac Grand Am 3.4L V6 GAS Automatic 4 Speed
  Added Dec 2015 • 3 Fuel-ups

  Property of Ernest_da_furnace

• 20.8 Avg MPG

• Haley

  2003 Pontiac Grand Am GT 3.4L V6 GAS Automatic Coupe
  Added Sep 2018 • 18 Fuel-ups

  Property of wvswag68

• 87.2 Avg MPG

• The 3.4

  2003 Pontiac Grand Am GAS V6
  Added Jun 2011 • 19 Fuel-ups

  Property of papabrad

• 29.5 Avg MPG

• Pontiac Grand Am

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

  Property of fbihnjw

• 18.6 Avg MPG

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