One problem related to rear suspension has been reported for the 1998 Oldsmobile Intrigue. The most recently reported issues are listed below.
Rear suspension (3/4") bolt failure. Bolt had fractured at the neck under the head. 80% of the area of the fracture was covered in rust, with 20% showing signs of a recent failure. The area of failure on the bolt head showed indications of torsional stress.