Based on data from 54 vehicles, 4,286 fuel-ups and 1,147,988 miles of driving, the 2006 Pontiac Grand Prix gets a combined Avg MPG of 20.66 with a 0.13 MPG margin of error.

Any Engine Type 3.8L V6 GAS (40) 5.3L V8 GAS (8) GAS (1) V6 GAS (5) Any Body Style Sedan (19) Any Submodel GXP (8) GT (11) Base (29) Other (6)

Below you can see a distribution of the fuel-ups with 170 outliers (3.82%) removed.

Following shows the average MPG of each of the 54 vehicles in the system.

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• My Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed
  Added Jan 2018 • 100 Fuel-ups

  Property of Huenefeld5

• 22.2 Avg MPG

• Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 166 Fuel-ups

  Property of RLYY

• 18.9 Avg MPG

• Grand Prix

  2006 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Nov 2018 • 27 Fuel-ups

  Property of Wahawk

• 24.4 Avg MPG

• My Grand Prix

  2006 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added May 2016 • 162 Fuel-ups

  Property of GuppyKat

• 16.1 Avg MPG

• My Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed
  Added Nov 2016 • 86 Fuel-ups

  Property of fettman

• 19.1 Avg MPG

• My Car

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Dec 2016 • 88 Fuel-ups

  Property of DHoov

• 23.5 Avg MPG

• Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed
  Added Jan 2018 • 147 Fuel-ups

  Property of ajf509

• 23.4 Avg MPG

• Gxp

  2006 Pontiac Grand Prix GXP 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2017 • 72 Fuel-ups

  Property of sconlee03

• 14.2 Avg MPG

• Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Oct 2017 • 24 Fuel-ups

  Property of Mikeor

• 20.7 Avg MPG

• Gandalf the White

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Aug 2018 • 220 Fuel-ups

  Property of dblake78250

• 21.0 Avg MPG

• 2006 Pontiac Grand Prix GT

  2006 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added May 2016 • 485 Fuel-ups

  Property of shollingsw3

• 21.0 Avg MPG

• Grand Prix

  2006 Pontiac Grand Prix GXP 5.3L V8 GAS Automatic 4 Speed Sedan
  Added Sep 2016 • 69 Fuel-ups

  Property of GrayGhost48

• 24.6 Avg MPG

• My Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed
  Added Mar 2017 • 5 Fuel-ups

  Property of dmorgan

• 26.1 Avg MPG

• Natasha

  2006 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2015 • 89 Fuel-ups

  Property of jstew06

• 21.3 Avg MPG

• 06 Pontiac Grand Prix GXP

  2006 Pontiac Grand Prix GXP 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 5 Fuel-ups

  Property of mek0283

• 18.8 Avg MPG

• GXP

  2006 Pontiac Grand Prix GXP 5.3L V8 GAS Automatic 4 Speed Sedan
  Added May 2016 • 26 Fuel-ups

  Property of hskr

• 20.9 Avg MPG

• Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed Sedan
  Added Aug 2016 • 4 Fuel-ups

  Property of Jhucke

• 24.3 Avg MPG

• My Grand Prix

  2006 Pontiac Grand Prix 3.8L V6 GAS Automatic 4 Speed
  Added Jun 2016 • 7 Fuel-ups

  Property of amandamychelle

• 26.7 Avg MPG

• The Beast

  2006 Pontiac Grand Prix GXP 5.3L GAS V8 Automatic 4 Sedan (4 Door)
  Added Nov 2014 • 9 Fuel-ups

  Property of OhfourGL

• 19.3 Avg MPG

• Ghost

  2006 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added May 2015 • 19 Fuel-ups

  Property of richkid

• 24.1 Avg MPG

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