Patent attributes
A manufacturing method of a sunroof apparatus includes a panel drive unit including a first guide rail arranged at each end portion of a roof opening portion, a panel support member configured to displace a movable panel to open and close the roof opening portion in accordance with a movement of a first moving portion, and a shade unit including a second guide rail arranged inward relative to the first guide rail in the vehicle width direction. The first guide rail and the second guide rail are separately provided. The manufacturing method of the sunroof apparatus includes a first process connecting the movable panel to the panel support member, and a second process connecting the first guide rail and the second guide rail to the movable panel after the first process.