劉鶴琴

Matching length is not compatibility. Check the arm end, the retention method, the physical envelope and the application record before you try it.

Work through the four reasons a wiper blade will not lock into place: wrong adapter, wrong orientation, obstruction or a damaged clip, and how to confirm it is secure.

Stop wipers freezing to the glass overnight: dry the contact line before parking, decide when lifting blades helps, and thaw safely without forcing the arm.

New wiper blades that leave streaks usually point to a protective strip, glass contamination, a partly seated blade or a contact problem. Here is the check order.