1991 Oldsmobile Cutlass Supreme Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Oldsmobile Cutlass Supreme

1991 Oldsmobile Cutlass Supreme Problems

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

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.

Incorrect air flow from dash vents due to damaged engine vacuum hose
Air flow from the dash vents may be incorrect due to a damaged engine vacuum hose near the battery tray.
Oil Pump Drive O-Ring May Leak Oil

An engine oil leak may develop from the oil pump drive O-ring. This can often be confused with an intake manifold gasket leak. Careful inspection is required to determine the exact cause of the leak. Replacement of the failed 0-ring will commonly correct this concern.

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1991 Oldsmobile Cutlass Supreme Questions

do front set of tires need to be smaller if (2) different sizes are used (1 answer)

front wheel drive vehicle and radials on medium size vehichle

I replaced my altnator and desconected my batterie now my engine runs rough at (2 answers)

A idle and stalls when you come to a stop . How do I fix this when I disconnect the battery's?

Car wont start (2 answers)

Ive owned this car for a year and a half. Whn first bought it ran fine for test drive then after buying it wouldnt start. It started the next day was taken to a shop where they couldnt find an issue, it ran fine. Since then I have had intermitent issues with running good except for slight idle ro...

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1991 Oldsmobile Cutlass Supreme Recalls

Recall 00V189000
VEHICLE DESCRIPTION: PASSENGER VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VI...

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1991 Oldsmobile Cutlass Supreme Reviews

Nice Car, This is a time when GM was making Real automobiles got 210,000 miles with a 3.4 dohc engine in it,Only normal maintenance.
i have one it have been the best i ever had it have 200,000 mile on it now vevr good car

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