One problem related to ball joint has been reported for the 1999 Ford Crown Victoria. The most recently reported issues are listed below.
The contact owns a 1999 Ford Crown Victoria. While driving at 50 mph, the contact suddenly lost control of the vehicle. The contact was able to engage the brake pedal in order to stop the vehicle. The vehicle was taken to an independent mechanic, who diagnosed that the ball joint fractured. The vehicle was repaired. The manufacturer was notified of the failure. The approximate failure mileage was 83,000.