Buick
Lacrosse/Allure
U.S. fuel economy and specifications from the EPA.

23Best combined MPG2010 model year
2005–2010Model years6 with EPA ratings
14Rated configurationsDrive, transmission and engine
2.4–5.3 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2005 21 MPG
2006 21 MPG
2007 21 MPG
2008 21 MPG
2009 21 MPG
2010 23 MPG
3 configurations.
Front-Wheel Drive · Automatic (S6)
Regular gasoline · Midsize Cars
- Combined MPG
- 20
- Engine displacement
- 3.0 L
- Cylinders
- 6
Front-Wheel Drive · Automatic (S6)
Regular gasoline · Midsize Cars
- Combined MPG
- 21
- Engine displacement
- 3.6 L
- Cylinders
- 6
Front-Wheel Drive · Automatic (S6)
Regular gasoline · Midsize Cars
- Combined MPG
- 23
- Engine displacement
- 2.4 L
- Cylinders
- 4
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 19
- Engine displacement
- 5.3 L
- Cylinders
- 8
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 19
- Engine displacement
- 5.3 L
- Cylinders
- 8
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Midsize Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6