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1986 Mercury Grand Marquis MPG

Based on data from 1 vehicles, 4 fuel-ups and 1,046 miles of driving, the 1986 Mercury Grand Marquis gets a combined Avg MPG of 28.83 with a 19.57 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

1986 Mercury Grand Marquiss For Sale Nearby

  • My Grand Marquis

    1986 Mercury Grand Marquis LS 5.0L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 5 Fuel-ups

    Property of clfruin85

  • 28.8 Avg MPG

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from other Mercury Grand Marquis vehicles (View All)


Best MPG is affected more by vehicle speed than engine speed.

In response to the tip that there is a "best MPG engine RPM ... ...

by jldude

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