wiping

Has anybody else had problems with their wiper blades off a 2003-W203 C class ??? I replaced the blades with genuine Mercedes Aero flat blades a few weeks back. The passenger side never cleared properly leaving a big area un cleared. Took them back to MB who replaced them with new. Same problem...

Hi, only had my car (2005 C Class, Classic, 2.2cdi Diesel Auto) a week so still getting to grips with all the knobs. One irriatating issue is the intermittent wipe - can't see that I have a speed control - its either on or off. Would that be right or am I missing a trick? Don't know if I have...