Some 2015-2019 F-150, 2017-2019 F-Super Duty, 2018-2019 Expedition/Navigator vehicles equipped with a vista roof opening panel may exhibit a binding/sticking, glass stuck open or closed, noisy operation including chatter, rattling, or grinding. This may be due to the glass brackets cracking and/or breaking apart. The glass panel brackets are serviceable separately from the frame assembly and require the roof opening panel glass to be moved to the vent position. Follow the Service Procedure steps to correct the condition.