Dear Guys,Ive just changed to a new set of wipers.The new wipers still making a loud noise while operating the wiper during normal/heavy rain.ive tried washer/ apply butter on my wipers etc but no best result.yesterday still making a loud noise while its raining.any guys here can help me solve this out as im really irritated by this situation/loud wiper noise. even my non-continental cars does not produce any noise...