2018 Buick LaCrosseFuel Economy & MPG Ratings
Gasoline Midsize CarsFront-Wheel Drive
City
21
MPG
Highway
30
MPG
Combined
24
MPG
Trim Comparison
Automatic (S9)
Regular
City
21
Hwy
30
Comb
24
Fuel cost: $2,800/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic (S9) | Regular | 21 | 30 | 24 | $2,800 |
Annual Fuel Cost
$2,800
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-2,000
vs. average new vehicle
EPA Fuel Economy Score: 5/10
GHG Score: 5/10
Environment
- CO₂ Tailpipe Emissions
- 367 g/mile
- Annual Petroleum Consumption
- 12.4 barrels
Specifications
- Engine
- 3.6L 6-cyl
- Transmission
- 9-speed Automatic
- Drivetrain
- FWD
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 3.6L, 6-cylinder
- Induction Type
- Direct Injection
- Efficiency Tech
- Auto Start-Stop
- Fuel Type
- Regular Gasoline
Related
Buick LaCrosse MPG History
See how this model's fuel economy changed by year