Mercury
Grand Marquis FFV
U.S. fuel economy and specifications from the EPA.

19Best combined MPG2009 model year
2008–2011Model years4 with EPA ratings
4Rated configurationsDrive, transmission and engine
4.6 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2008 18 MPG
2009 19 MPG
2010 19 MPG
2011 19 MPG
1 configuration.
Rear-Wheel Drive · Automatic 4-spd
Regular gasoline or E85 · Large Cars
- Combined MPG on regular gasoline
- 19
- Combined MPG on E85
- 14
- Engine displacement
- 4.6 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Regular gasoline or E85 · Large Cars
- Combined MPG on regular gasoline
- 19
- Combined MPG on E85
- 14
- Engine displacement
- 4.6 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Regular gasoline or E85 · Large Cars
- Combined MPG on regular gasoline
- 19
- Combined MPG on E85
- 14
- Engine displacement
- 4.6 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Regular gasoline or E85 · Large Cars
- Combined MPG on regular gasoline
- 18
- Combined MPG on E85
- 13
- Engine displacement
- 4.6 L
- Cylinders
- 8