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Wiper blade chatter is common in several cars even with new heated wiper blade. the primary factor to try to to is examine the wiper blade blades themselves. area unit they previous, torn, stiff or dirty? If the wiper blades area unit quite one year previous replace them—it are cash well spent.
Finally if all this still doesn’t work, you would like to appear at however the heated wiper blade sit against the screen. If the wipers blade angle isn't perpendicular to the screen, the wipers will chatter, an easy adjustment could also be all it takes.