Zeus, great and useful info. Could you elaborate on step by step brush change,when you have time? 7:30 pm here got to quit for tonight. Railroading early tomorrow. Also read interesting info from man who's wife left window defrost on. Also tech. says battery probs. common. MB dealer will check system out for I think he said 45 or so bucks. Not bad. Also electrical parts at good prices, this website. Things may be looking up. I have no manual at this time. My wife wants the Benz back in service. I have one tow bill so far, plus waiting in the car with hundreds of speeding motorists going by. Anyway Thanks so much again. Be looking for your articles.