1985 Buick Grand National This vehicle is available for auction on eBay. Click to see current Auction Details.This site contains affiliate links for which I may be compensated. More Details 1986 Buick Regal Grand National$44,9971987 Buick Regal Grand National$75,2121987 Buick Regal Grand National$67,9001987 Buick Regal Grand National$147,675