One problem related to frame and members has been reported for the 2018 Ford F-550. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2018 Ford F-550 based on all problems reported for the 2018 F-550.
The contact owns a 2018 Ford F-550. The contact stated while driving approximately 10 mph, the sub frame suddenly fractured in half. The contact stated that the fracture occurred near the rear cabin of the vehicle. The vehicle was later towed from the scene. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure, but no assistance was provided. The failure mileage was 268,967.