The GMC Syclone came out in 1991 and lasted for a single model year before being supplanted by the GMC Typhoon which was essentially the same vehicle with seating for four people. People were fully expecting that GMC would have a 1992 Syclone production run, hell GM seems like it was expecting to have a … Continue reading 1992 GMC Typhoon and Syclone that Never Was Manufacturer Promo