feed fuel hoses can harden and "set" over time, allowing a seepage of fuel at the connection between the hose and the engine fitting. the clamp used to hold the hose to the fitting is unable to compensate for the hardening of the feed fuel hose.
under certain conditions, front seat center, fold-down arm rest may contact the safety belt buckle, causing damage to the release button and preventing the belt tongue from latching when buckling up.