For 1967, Cadillac announced a new De Ville series — now with a capital “D” — that included a convertible and pillared sedan for the first time. This full slate of new De Ville models effectively replaced the former Series 62 line.De Ville models for 1969-70 showed off stiffer, more conservative luxury-car styling. The 1970 line included Cadillac’s new 500-cid V-8 — the largest displacement V-8 ever. The final De Ville convertible was offered that same year