I've seen that video since posting this. I just can't get into the steering wheel- the center pad is stuck.

I'm trying to do more on my own with my Volvo rather than taking it to the mechanic all the time. My horn hasn't worked since I got it, and I've ruled out the fuse as being the problem. I'm fairly certain that the contacts in the steering wheel are to blame. How do you get inside of the wheel to cle...