Morley. I hope it is the Buick and not a Ford. Ha, Ha!! Soap and water is the best way to clean plastic or early vinyl. Wipe it dry and apply a vinyl and leather conditioner. My son uses Macquier products on My 69 Impala interior. It gives it life. I used to use armour all, but it gets sticky. Leather in a bottle by Zaino is another. He gets that from New Jersey. zainostore.com NICK L72