Oldsmobile
Oldsmobile · model year 1985
1985 Oldsmobile Ninety-Eight Regency
Large · Front-Wheel Drive · Diesel · EPA class: Large Cars
EPA figures · 1985fueleconomy.gov
23MPG combined
19/29MPG city / highway
$4,150fuel a year
443 g CO₂ per mile 4.3 L 6-cyl Automatic 4-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 23 MPG
- City MPG
- 19 MPG
- Highway MPG
- 29 MPG
- Annual fuel cost
- $4,150
- Tailpipe CO₂
- 443 g per mile
- Model year
- 1985
- Body
- Car
- EPA size class
- Large Cars
- Drive
- Front-Wheel Drive
- Engine
- 4.3 L 6-cyl
- Transmission
- Automatic 4-spd
- Fuel
- Diesel
Efficiency
Running cost
The car
Powertrain
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