You might try the Visor Glove, from the Knobmeister.tochatihu said:As I learned on one of the chat groups, you may use an electric iron and a damp washcloth. Steaming and fingernail-picking is a slow process and you will still see the rectangles were the stickers were.
Another thought was to just cover them over with other, more attractive images.
Have also heard that it is illegal in the US to resell the car without those stickers. Suit yourselves.