Oldsmobile Cutlass Calais Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

1988

26 MPG combined

Latest Model

1991

24 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
1991	Regular	21	30	24	$2,800	Details →
1990	Regular	20	28	23	$2,950	Details →
1989	Regular	21	32	25	$2,700	Details →
1988	Regular	22	33	26	$2,600	Details →