Did you feel a sense of déjà vu upon hearing the name and looking at the pictures of GM's new Buick Riviera Concept? If the answer is yes, then you likely remember the Buick Riviera Coupe Concept from the 2007 Shanghai Auto Show.
While that study never materialized into a production car, GM's Shanghai GM and Pan Asia Technical Automotive Center (PATAC) joint ventures are giving the project a fresh try with a new concept at this weekend's 2013 Shanghai motor show.
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