Delco AC control old stock in box Cadillac Buick fits Cadillac and Buick cars from model 1977 to 1981 Models it fits: Buick Riviera 1978 - 1980 Cadillac DeVille 1977 - 1980 Pontiac Bonneville 1977 - 1981 Pontiac Catalina 1977 - 1981 Pontiac Grand Prix 1977 - 1981 Pontiac LeMans 1977 - 1981 Please confirm the part fits your vehicle before ordering. Shipping is at the buyer's expense. Best offer.