1998 Oldsmobile Eighty-Eight/Regency/LSS
The 1998 Oldsmobile Eighty-Eight/Regency/LSS is listed in 2 versions in the EPA fuel economy database, with 3.8 L 6-cyl and 3.8 L 6-cyl turbo supercharged powertrains. Combined fuel economy ranges from 19 to 21 MPG (best: 11.2 L/100 km).
Model year1998
Versions2
ClassLarge Cars
DriveFront-Wheel Drive
Engines, transmissions & fuel economy
| Version | Powertrain | Transmission | Drive | Fuel | MPG city / hwy / comb | L/100 km (comb) | CO2 g/mi | Class |
|---|---|---|---|---|---|---|---|---|
| Eighty-Eight/Regency/LSS | 3.8 L 6-cyl | Automatic 4-spd | Front-Wheel Drive | Regular | 17 / 27 / 21 | 11.2 | 423 | Large Cars |
| Eighty-Eight/Regency/LSS | 3.8 L 6-cyl turbo supercharged | Automatic 4-spd | Front-Wheel Drive | Regular | 16 / 25 / 19 | 12.4 | 468 | Large Cars |
Figures are EPA estimates for the U.S. market (U.S. gallons). Your mileage will vary. Transmissions: (S6) = 6-speed with manual select mode, (AV) = continuously variable, (AM) = automated manual.
Safety recalls
Check the NHTSA recall database for the 1998 Oldsmobile Eighty-Eight/Regency/LSS.