Problem overview
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.
17 people reported this problem
4 commentsOldsmobile Cutlass Supreme vehicles with this problem
6 model years affected
Average mileage: 113,083 miles
(68,000 - 150,000)
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