2008 Mercury Grand Marquis MPG

Based on data from 14 vehicles, 1,397 fuel-ups and 349,267 miles of driving, the 2008 Mercury Grand Marquis gets a combined Avg MPG of 17.86 with a 0.26 MPG margin of error.

Below you can see a distribution of the fuel-ups with 18 outliers (1.27%) removed.

Following shows the average MPG of each of the 14 vehicles in the system.

• The Grand Marqueef

  2008 Mercury Grand Marquis LS 4.6L V8 FLEX Automatic 4 Speed Sedan
  Added Dec 2018 • 156 Fuel-ups

  Property of bigbruno

• 13.5 Avg MPG

• Mercury Grand Marquis

  2008 Mercury Grand Marquis LS 4.6L V8 FLEX Automatic 4 Speed Sedan
  Added Aug 2023 • 34 Fuel-ups

  Property of zzjdzz

• 18.5 Avg MPG

• Mercury Grand Marquis (Current)

  2008 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
  Added Aug 2023 • 108 Fuel-ups

  Property of Slidellian

• 19.4 Avg MPG

• My Grand Marquis

  2008 Mercury Grand Marquis GS 4.6L V8 FLEX Automatic 4 Speed
  Added Oct 2024 • 4 Fuel-ups

  Property of cmaydew

• 21.9 Avg MPG

• My Grand Marquis

  2008 Mercury Grand Marquis LS 4.6L V8 FLEX Automatic 4 Speed
  Added Feb 2022 • 123 Fuel-ups

  Property of Slidellian

• 19.2 Avg MPG

• Mercury JGY-70

  2008 Mercury Grand Marquis GS 4,6L V8 FLEX Automatic 4 Speed Sedan
  Added May 2018 • 149 Fuel-ups

  Property of laakto

• 15.8 Avg MPG

• Mercury JGY-70

  2008 Mercury Grand Marquis GS 4,6L V8 FLEX Automatic 4 Speed Sedan
  Added Aug 2023 • 149 Fuel-ups

  Property of laakto

• 15.8 Avg MPG

• My Grand Marquis

  2008 Mercury Grand Marquis LS 4.6L V8 FLEX Automatic 4 Speed
  Added Sep 2022 • 26 Fuel-ups

  Property of Fuelerdude

• 23.7 Avg MPG

• Gran Marquis

  2008 Mercury Grand Marquis LS 4.6L V8 FLEX Automatic 4 Speed Sedan
  Added May 2020 • 55 Fuel-ups

  Property of cecilkindle

• 17.5 Avg MPG

• 2008 Mercury Grand Marquis

  2008 Mercury Grand Marquis LS 4.6L V8 FLEX Automatic 4 Speed
  Added Feb 2015 • 681 Fuel-ups

  Property of Slidellian

• 19.6 Avg MPG

• Grand Marquis

  2008 Mercury Grand Marquis GS 4.6L V8 FLEX Automatic 4 Speed
  Added Feb 2018 • 3 Fuel-ups

  Property of brian0

• 20.2 Avg MPG

• Mercruiser

  2008 Mercury Grand Marquis GAS V8
  Added May 2013 • 10 Fuel-ups

  Property of titanrules

• 14.1 Avg MPG

• Gran

  2008 Mercury Grand Marquis FLEX V8
  Added Jun 2013 • 6 Fuel-ups

  Property of RogerM

• 22.4 Avg MPG

• Mercury Grand Marquis

  2008 Mercury Grand Marquis GAS V8
  Added Apr 2012 • 4 Fuel-ups

  Property of remailednet

• 17.0 Avg MPG