One problem related to brake drum has been reported for the 2003 Ford F-250. The most recently reported issues are listed below.
While applying the brake pedal vehicle vibrated uncontrollably. Vehicle was taken to the dealer for inspection, and mechanic replaced the brake drums. However, the problem recurred. While driving 60 mph vehicle stalled without warning. The driver tried to restart the vehicle and was not able to do so. Vehicle was towed to a dealer for inspection, and mechanic determined that transmission needed to be replaced.