Process for fixing the guides of a sliding vehicle window to the door frame

A system of fixing the guides of the window opener of vehicle doors, which doors comprise a plate framework (1) and a panel (2) bearing the guides (5) of the window opener which are each fixed to the panel and framework by means of an upper screw and another lower screw. For this fixing, the plate framework (1) has upper openings and lower vertical grooves (7). The guides are preassembled by means of the screws, of which screws the corresponding lower one (8) bears a divider (11) maintaining a determined separation between the guide (5) and the panel (2), such that said screw can be introduced by sliding in the corresponding groove (7) of the framework (1).