Silver 2018 Buick LaCrosse driving

How far can I go in the Buick LaCrosse?

2018 Buick LaCrosse Fuel Economy

The 2018 Buick LaCrosse is a bold, sophisticated sedan model in the Buick lineup. Drivers love that it can fit their passengers comfortably while still providing a smooth, quiet ride. Let’s take a closer look at the engine specs and fuel economy estimates for the 2018 Buick LaCrosse.


Read More: What’s inside the Buick LaCrosse?


2018 Buick LaCrosse Engine Options

The 2018 Buick LaCrosse comes standard with a 2.5-liter four-cylinder engine that features eAssist light electrification technology. This system provides assistance to provide more seamless transitions into and out of Start/Stop mode. This engine option is paired with a 6-speed automatic transmission. Drivers looking for more power can upgrade to a 3.6-liter V6 engine with Stop/Start technology and Active Fuel Management. This engine is coupled with a 9-speed automatic transmission and reaches up to 310 horsepower.

The Buick LaCrosse comes standard with front-wheel-drive, but has an all-wheel-drive option available on the the LaCrosse Premium trim level. The fuel economy estimates depend on the drivetrain chosen.

2018 Buick LaCrosse Fuel Economy Estimates

The Buick LaCrosse comes in four trim levels: LaCrosse, Preferred, Essence, and Premium. All-wheel drive is only available on the Premium trim level, and the vehicle’s fuel economy and driving range depend on which drivetrain is equipped on the vehicle. The LaCrosse has a 15.8-gallon fuel tank, and fuel economy estimates are as follows:

Front-Wheel Drive models:

  • 25 city MPG
  • 35 highway MPG
  • 29 combined MPG
  • Driving Range: 553 highway miles
All-Wheel Drive models:

  • 20 city MPG
  • 29 highway MPG
  • 23 combined MPG
  • Driving Range: 458.2 highway miles

The 2018 Buick LaCrosse is available now at Palmen Buick GMC Cadillac. Browse our inventory and set up a test drive online today!