One problem related to rear air suspension springs has been reported for the 1998 Buick Park Avenue. The most recently reported issues are listed below.
The air level ride system filled up the shocks all the way causing the rear to bounce over bumps. The back of the car is up high and is stuck that way. Buick will take care of problem under warranty. Nlm.
| Suspension problems | |
| Front Suspension problems | |
| Clunking Noise problems | |
| Front Suspension Control Arm problems | |
| Rear Air Suspension Springs problems |