Oldsmobile Ninety-Eight Regency

The Oldsmobile Ninety-Eight Regency appears in the EPA fuel economy database for 3 model years (1985–1987). Pick a year for engines, transmissions, fuel economy and recalls.

YearVersionsCombined MPGPowertrains
19871193.8 L 6-cyl
19861203.8 L 6-cyl
1985518–233.0 L 6-cyl, 3.8 L 6-cyl, 4.3 L 6-cyl diesel

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