Photo: Buick Regal by Dinkun Chen, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.
Buick · model year 1984
1984 Buick Regal
Midsize · Gas · EPA class: Midsize Cars
EPA figures · 1984fueleconomy.gov
16MPG combined
14/20MPG city / highway
$4,200fuel a year
555 g CO₂ per mile 3.8 L 6-cyl turbo Automatic 4-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 16 MPG
- City MPG
- 14 MPG
- Highway MPG
- 20 MPG
- Annual fuel cost
- $4,200
- Tailpipe CO₂
- 555 g per mile
- Model year
- 1984
- Body
- Car
- EPA size class
- Midsize Cars
- Engine
- 3.8 L 6-cyl turbo
- Transmission
- Automatic 4-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
More Buick model years
1984 Buick LeSabre
21 MPG · $4,550 fuel a year 1984 Buick LeSabre
17 MPG · $3,950 fuel a year 1984 Buick LeSabre
16 MPG · $4,200 fuel a year 1984 Buick LeSabre
16 MPG · $4,200 fuel a year 1984 Buick LeSabre
16 MPG · $4,200 fuel a year 1984 Buick Regal
19 MPG · $3,550 fuel a year 1984 Buick Regal
17 MPG · $3,950 fuel a year