Up at auction. 1969 Buick GS | Premier Auction (premierauctiongroup.com) 1969 Buick GS Convertible Great Running V-8 Engine 3-Speed Automatic Transmission Bright Blue Exterior over White Interior Power Convertible White Soft Top Console and Bucket Seats Original Factory Air Conditioning Car Equipped with Power Steering and Power Brakes Nicely Equipped with AM/FM Cassette Radio, Power Windows, Tilt Wheel and Delay Wipers Real Code 46 GS400 Convertible Rides on Goodyear Eagle Radials and Rally Wheels GM 10-Bolt Posi-Traction Rear Differential .