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.
Resources for the Repair and Maintenance of your 1993 Oldsmobile Cutlass Supreme
1993 Oldsmobile Cutlass Supreme
1993 Oldsmobile Cutlass Supreme Problems
The high pressure power steering hose will commonly leak fluid; it should be replaced.
The water pump may develop a coolant leak resulting in an engine overheating condition.
The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be replaced. In others, the complete cooler line must be replaced to correct this concern.
The fuel pump may fail causing engine to stall and not restart.
1993 Oldsmobile Cutlass Supreme Recalls (Recent)
1993 Oldsmobile Cutlass Supreme Questions and Answers
I've had this car for 2 years. The brakes worked fine, good stiff brake pedal. I recently changed the brake pads and found my rear driver side brake caliper was not working at all. I replaced ...
tranny leaks from pan been repaired still leaks
tranny been serviced but leaks from pan what to do
what tools do I need to replace front brake pads
1993 Oldsmobile Cutlass Supreme Reviews
92 cutlass surpreme sl leather pack 4 door rair and hard to fine!!!
I had the car fuel tank and lines replaced had some really bad winters up here. the 3.1 eng... ruuuunnnsss GREAT!
This has been a very good car only issues was heater core wore out after 100,000 miles. Front rack pinion needed service 120,000 miles. Replaced altenator after 90,000 miles.