Mercury Grand Marquis MPG

145 Mercury Grand Marquis have provided 2.1 million miles of real world fuel economy & MPG data.
Click here to view all the Mercury Grand Marquis currently participating in our fuel tracking program.

Mercury Grand Marquiss For Sale Nearby

Recent Activity

from other Mercury Grand Marquis vehicles (View All)

Tips

Keeping your Car in Shape

Keep Your Engine Properly Tuned Fixing a car that is noti... ...

by canuck9

Read more tips