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.Google+
Car Problem Reports
Oldsmobile Cutlass Supreme Oil Pump Drive O-Ring May Leak Oil
Oldsmobile Cutlass Supreme Problem
Engines Affected: 3.1L V6, 3.4L V6
Average Mileage: 99,333 mi (68,000 mi - 150,000 mi)
Visitor, 1993 Oldsmobile Cutlass Supreme, 3.1L V6, 150,000 mi
care leaks oil like a siv.