Isuzu I-Mark Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

1984

35 MPG combined

Latest Model

1989

33 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
1989	Regular	31	37	33	$2,050	Details →
1988	Regular	31	37	33	$2,050	Details →
1987	Regular	31	37	33	$2,050	Details →
1986	Regular	32	38	34	$2,000	Details →
1985	Regular	21	26	23	$2,950	Details →
1984	Diesel	33	38	35	$2,400	Details →