1999 Pontiac Grand Prix MPG

Based on data from 29 vehicles, 1,525 fuel-ups and 357,278 miles of driving, the 1999 Pontiac Grand Prix gets a combined Avg MPG of 19.94 with a 0.28 MPG margin of error.

Below you can see a distribution of the fuel-ups with 13 outliers (0.85%) removed.

Following shows the average MPG of each of the 29 vehicles in the system.

• 1
• 2
• »

• Brad's car

  1999 Pontiac Grand Prix GAS V6
  Added Jul 2013 • 13 Fuel-ups

  Property of patterbt

• 24.3 Avg MPG

• Mike Grand Prix

  1999 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added Aug 2016 • 51 Fuel-ups

  Property of MikeyG

• 16.6 Avg MPG

• 99 Grand Prix GT

  1999 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added Oct 2017 • 13 Fuel-ups

  Property of bcorsaut

• 14.8 Avg MPG

• GP GTP Red Coupe

  1999 Pontiac Grand Prix GAS V6
  Added Jan 2012 • 18 Fuel-ups

  Property of mngtp84

• 26.2 Avg MPG

• my hand-me-down (retired to the junk yard)

  1999 Pontiac Grand Prix GAS V6
  Added Mar 2010 • 25 Fuel-ups

  Property of cara

• 19.4 Avg MPG

• Grand Prix

  1999 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 94 Fuel-ups

  Property of cfettis

• 20.5 Avg MPG

• Grand Prix

  1999 Pontiac Grand Prix GT 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 116 Fuel-ups

  Property of KHarju

• 23.9 Avg MPG

• Grim

  1999 Pontiac Grand Prix GAS V6
  Added Aug 2008 • 8 Fuel-ups

  Property of Fireball

• 21.7 Avg MPG

• Phoebe

  1999 Pontiac Grand Prix GAS V6
  Added Mar 2009 • 302 Fuel-ups

  Property of abayless

• 20.9 Avg MPG

• 1
• 2
• »