Three problems related to engine have been reported for the 1998 Oldsmobile 88. The most recently reported issues are listed below.
3. 8l v6 engine coolant is getting into the engine oil while driving. Dealer and manufacturer were not notified at this time.
Consumer kept loosing antifreeze, vehicle would slowly elevate in temperature, some times car would cut off, due to vacuum harness.
The motor mounts were worn out causing vibration during acceleration.