Have ordered some RP90 penetrating oil off amazon, arriving tomorrow and will report back.

Thank you, Thank you, that’s helpful. once the 13mm nut is off there is a “ridge” on the wiper arm next to the spindle which is what was leading me to believe someone has placed a washer there, as I thought the inside part of the wiper arm where the spindle comes through is meant to be flat as...

Hi all, Like many I am struggling to remove the driver side wiper on my 2013 discovery four. I have WD-40 the attachment and I’m using a wiper on puller but all it’s doing is bending the metal. Does anyone know if there is an additional washer beneath the 13 mm nut? On mine it looks like...