Ford Recall : Ford/Structure; Frame; Members And Body
1996 Ford F-350
The subject fasteners can separate causing in the rear strap of the affected fuel tank to become disconnected. A loose or disconnected rear strap allows the fuel tank to possibly contact the road surface increasing the risk of a vehicle fire.
The crossmember frame gussets were installed with undersized threaded fasteners following a breakdown of the production rivet gun that is generally used. This gusset is the attachment point for the rear strap of the mid-ship fuel tank.