One problem related to engine oil leaking has been reported for the 1998 Oldsmobile 88. The most recently reported issues are listed below.
While the vehicle was parked, the consumer noticed that a liquid was leaking from underneath the vehicle. Also, while applying the brakes the pedal did not go to the floor. The braking power was less than normal. Consumer took vehicle to dealer for inspection, and the mechanic determined that the oil pan gasket and front brake pads needed to be replaced.