Looks like the color is wearing thin. what you are seeing is the true color of the leather. there are lots of leather dyes in aerosol cans available from most auto parts stores, or online. duplicolor makes a great product , just make sure you match the shade . no need to change the steering wheel,. If you aren't comfortable doing this yourself, call a couple used car lots, ask the manager if they could recommend a good interior guy. most used car managers know someone that can dye this for you ....Ro