1990 Pontiac Grand Prix fuel economy
The EPA lists 5 versions of the 1990 Pontiac Grand Prix. Combined fuel economy ranges from 18 to 22 MPG; the most efficient version is rated 19 city / 27 highway.
At a glance
- Combined
- 18 to 22 MPG depending on version
- City and highway
- 19 and 27 most efficient version
- Yearly fuel cost
- $3,050 EPA estimate, most efficient version
Source: U.S. EPA fueleconomy.gov
Every version the EPA tested
| Version | Engine | Drive | City | Highway | Combined | Yearly fuel cost |
|---|---|---|---|---|---|---|
| Grand Prix Automatic 3-spd | 4-cyl 2.3L | Front-Wheel Drive | 19 | 27 | 22 MPG | $3,050 |
| Grand Prix Automatic 4-spd | 6-cyl 3.1L | Front-Wheel Drive | 17 | 27 | 20 MPG | $3,350 |
| Grand Prix Manual 5-spd | 6-cyl 3.1L | Front-Wheel Drive | 15 | 26 | 19 MPG | $3,550 |
| Grand Prix Ste Turbo Automatic 4-spd | 6-cyl 3.1L | Front-Wheel Drive | 15 | 23 | 18 MPG | $4,550 |
| Grand Prix Turbo Automatic 4-spd | 6-cyl 3.1L | Front-Wheel Drive | 15 | 23 | 18 MPG | $4,550 |
At EPA assumptions, the most efficient version costs about $3,050 per year in fuel, versus $4,550 for the least efficient.