Click here to see important news regarding the aCar App

2004 Mercury Grand Marquis MPG

Based on data from 42 vehicles, 3,925 fuel-ups and 1,008,828 miles of driving, the 2004 Mercury Grand Marquis gets a combined Avg MPG of 18.44 with a 0.07 MPG margin of error.

Below you can see a distribution of the fuel-ups with 424 outliers (9.75%) removed.

Following shows the average MPG of each of the 42 vehicles in the system.

2004 Mercury Grand Marquiss For Sale Nearby

  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Apr 2019 • 50 Fuel-ups

    Property of lbaker_17

  • 22.9 Avg MPG
  • Pimpmobile

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2019 • 9 Fuel-ups

    Property of JayK

  • 16.5 Avg MPG
  • Mercury Grand Marquis V2

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2018 • 60 Fuel-ups

    Property of dbmotors

  • 20.6 Avg MPG
  • Mercury

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Mar 2018 • 262 Fuel-ups

    Property of srimbey

  • 19.5 Avg MPG
  • Intrepid

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 213 Fuel-ups

    Property of dwarfgh

  • 19.0 Avg MPG
  • Ravi Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added May 2019 • 40 Fuel-ups

    Property of ravi2376

  • 19.0 Avg MPG
  • C Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 234 Fuel-ups

    Property of coderwolf

  • 20.4 Avg MPG
  • Hefty

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 366 Fuel-ups

    Property of computergeek737

  • 18.3 Avg MPG
  • Merc

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Jan 2018 • 105 Fuel-ups

    Property of Redhat18

  • 19.0 Avg MPG
  • Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Nov 2018 • 24 Fuel-ups

    Property of Allenkb

  • 25.7 Avg MPG
  • Gramps

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Mar 2018 • 254 Fuel-ups

    Property of ti_ming_le

  • 19.4 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Jul 2019 • 18 Fuel-ups

    Property of rabatson

  • 42.9 Avg MPG
  • The Beast

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Sep 2018 • 33 Fuel-ups

    Property of winscbk

  • 19.6 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2017 • 39 Fuel-ups

    Property of hawkco

  • 18.0 Avg MPG
  • 2004 MERCURY

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Jul 2018 • 29 Fuel-ups

    Property of Dick2

  • 17.9 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Aug 2017 • 66 Fuel-ups

    Property of gocsefla

  • 18.8 Avg MPG
  • Veola

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Mar 2019 • 17 Fuel-ups

    Property of JWS1

  • 20.3 Avg MPG
  • Dad's Car

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2019 • 17 Fuel-ups

    Property of gripnick

  • 22.3 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Feb 2019 • 17 Fuel-ups

    Property of jeff62

  • 21.2 Avg MPG
  • 2004 Mercury GM

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 35 Fuel-ups

    Property of neeleyb

  • 20.2 Avg MPG

Recent Activity

from other Mercury Grand Marquis vehicles (View All)

Tips

Switch out of defrost mode

Many of today’s vehicles turn on the A/C automatically whe... ...

by integrator43

Read more tips

×