1994 Oldsmobile Cutlass Supreme Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1994 Oldsmobile Cutlass Supreme
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1994 Oldsmobile Cutlass Supreme ProblemsIntake 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.
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.
1994 Oldsmobile Cutlass Supreme QuestionsWhy does my check engine light comes on @ speeds over 45mph (1 answer)
It only pops on @ speeds over 45 mph.Had another engine put in about two years ago.And I was told @ the time that it may returned,but it didn't until sometime last year.No-one can find the issue why.Gas cap ok.No one has a OB1 TESTER
It would work off and on for awhile,but NOW it has just stopped
Had the car brought iin for curise control,but was told that I needed a battery,which I did,but still had isses starting,so had another stater put in,but NOW it's STILL having an issue starting.The last time it haooened it needs a neauter safety switch.Can this be the case now?