1999 Lexus GS
The EPA lists 2 versions of the 1999 Lexus GS. Combined fuel economy ranges from 18 to 20 MPG; the most efficient version is rated 18 city / 23 highway.
At a glance
- Fuel economy
- 18 to 20 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA lists 2 versions of the 1999 Lexus GS. Combined fuel economy ranges from 18 to 20 MPG; the most efficient version is rated 18 city / 23 highway.