Device for Mounting an Opening Panel to the Body of a Motor Vehicle

A device for mounting an opening panel, on a body of a motor vehicle, comprising:

• means for positioning the opening panel with respect to the body in a determined fitting position, which is defined geometrically in a three-dimensional axis system formed by the longitudinal axis, the transverse axis, and the vertical axis of the body so that the opening panel, thus positioned, can be fitted on the body of the vehicle,
• wherein the positioning means comprises a temporary mounting structure including (i) first means for positioning the structure, according to a first given reference frame, relative to the body in a position of use in which the structure is secured to the body, and (ii) second means that collaborates with complementary means belonging to the opening panel for positioning the opening panel, according to a second given reference frame, in its fitting position with respect to the entity formed by the structure and the body.