One problem related to sway bar has been reported for the 1999 Ford Expedition.
The most recently reported issues are listed below.
1 Sway Bar problem
Failure Date: 07/01/2002
"sway bar bolts" that connect wheel to frame are missing on both driver and passenger front wheels. Consumer heard noise with tires and inspected vehicle.
Other Suspension related problems of the 1999 Ford Expedition