Its about a few things that are not working on my Mercedes Benz clk430

What is your question?

My horn, the button on steering wheel, radio, my glove box light, my wipers for the left an right, I'm able to use emergency indicator's and also my sun roof is not opening at all, I am able to drive car just not in wet weather and just yesterday as i went to turn my car off it sounded like a small vibration of some sort- a winding noise that came on after I turned the car off it went for about less then a min and went away its all been like this for a month or so now I've changed the Sam modules twice an changed the wiper stick in near steering wheel along with all fuses an battery yet its now been a month with all same issues please let me kno if someone who may have experienced this of what I can do please thank you sincerely In order of what went first radio, wipers left and right but yet are still ok bcoz I'm still able to use my emergency response indicators, steering wheel buttons, ciggies lighter, then my glove box light but both happened same time then went my sunroof thank u

How long has your 2002 Mercedes-Benz CLK430 had this problem?

going on to a month an one week now