Trim assembly and component with retention feature

A trim assembly for covering an airbag in a vehicle, the trim assembly comprising:

• a trim panel having an A-side surface oriented toward an occupant compartment of the vehicle and having a C-side surface opposite of the A-side surface, portions of the trim panel defining an aperture through the trim panel from the A-side surface to the C-side surface, the trim panel being mounted to the vehicle and covering the airbag;
• a trim component mounted to the trim panel and extending through an aperture, the trim component including a bezel and a backplate, the bezel engaging the A-side surface of the trim panel generally about the aperture, the backplate including a central portion and also including a flange extending from the central portion in surface-to-surface engagement with the C-side surface of the trim panel, the flange having a plurality of projections formed on a surface thereof and penetrating into the trim panel through the C-side surface;
• and
• whereby during activation of the airbag, the trim panel is configured to be displaced permitting deployment of the airbag past the trim panel with the trim component being retained in engagement with the trim panel.