Buick
Park Avenue
U.S. fuel economy and specifications from the EPA.

Best combined MPG by model year
The highest EPA rating among each year's configurations.
2 configurations.
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Premium gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Front-Wheel Drive · Automatic 4-spd
Regular gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6