A full list of all Buick models can be found at www.automobile-catalog.com/timeline-buick.html. The list includes most important models and submodels introduced from 1938 to 2014.
The list provided by Automobile-Catalogue.com is separated into years, and contains detailed images of each model in addition to specific model/submodel names and types. The list also breaks down the various body types each model was available in (luxury, two/four door sedan, convertible or station wagon, for example). Each model summary includes a hyperlink to more information including a review of specifications such as engine type. The list can be viewed one year at a time.