Problem Reports

Oldsmobile Cutlass Supreme

Report: Intake Manifold and PCV Vacuum Lines/Hoses Can Leak Due to Age

Oldsmobile Cutlass Supreme Problem

16 Reports

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Model Years Affected: 1990, 1991, 1992, 1993, 1994, 1995, 1996

Engines Affected: 3.1L V6, 3.4L V6

Average Mileage: 157,833 mi (117,000 mi - 190,000 mi)

The upper intake manifold gasket and/or a PCV vacuum lines/hoses can develop vacuum leaks with age. This type of leak can result in a higher that normal or rough idle.

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Visitor, 1990 Oldsmobile Cutlass Supreme, 3.1L V6, 135,000 mi

erratic idle, loping

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Visitor, 1995 Oldsmobile Cutlass Supreme, 3.1L V6, 185,000 mi

problem; overheating, power streing leaks and radiator will not hold water

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Visitor, 1995 Oldsmobile Cutlass Supreme, 3.4L V6, 117,000 mi

engine began to idle at about 2000-2500 rpms

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Visitor, 1992 Oldsmobile Cutlass Supreme, 3.4L V6, 140,000 mi

idls very low . when put in drive or rev. engine cuts off. i have to two foot drive so it doesn't cut off at red lights.

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Visitor, 1990 Oldsmobile Cutlass Supreme, 3.1L V6, 135,000 mi

erratic idle, loping

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Visitor, 1995 Oldsmobile Cutlass Supreme, 3.1L V6, 185,000 mi

problem; overheating, power streing leaks and radiator will not hold water

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Like0
Visitor, 1995 Oldsmobile Cutlass Supreme, 3.4L V6, 117,000 mi

engine began to idle at about 2000-2500 rpms

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Visitor, 1992 Oldsmobile Cutlass Supreme, 3.4L V6, 140,000 mi

idls very low . when put in drive or rev. engine cuts off. i have to two foot drive so it doesn't cut off at red lights.

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