1990 GMC R1500
The EPA lists 2 versions of the 1990 GMC R1500. Combined fuel economy ranges from 14 to 17 MPG; the most efficient version is rated 15 city / 21 highway.
At a glance
- Fuel economy
- 14 to 17 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA lists 2 versions of the 1990 GMC R1500. Combined fuel economy ranges from 14 to 17 MPG; the most efficient version is rated 15 city / 21 highway.
Other model years of the R1500
- 1991
- 1990