Mounting of body moulding and related assemblies

A system for attaching a trim piece to a panel, comprising a trim piece including a cover having a first set of formations directed toward said panel, and a retaining strip including a second set of formations complementary to the first and adapted to engage releasably the first set of formations, one of said sets of formations including a channel having a pair of spaced limbs and the other of said sets of formations including a leg to be received within said channel between said limbs, said leg and one of said limbs each having a head formed at the respective distal ends thereof, said heads having complementary inclined surfaces extending away from said panel and juxtaposed when said leg is received between said limbs, the other of said limbs being outwardly flared away from said one limb to direct said head of said leg into said channel during movement of said cover toward said retaining strip, said system further comprising a planar surface on said retaining strip directed oppositely to the second set of formations, an adhesive strip secured to the planar surface and having an outer adhesive surface directed toward the panel to which the trim piece is to be attached.