I agree Matty , saying there have been no recorded cases in normal use really wound me up , to be blunt , it is a lie .
I'm somewhat behind you on the mileage at 15400 miles and coming up to three years . I haven't done many miles lately due to sorting out new house . My last 2 journeys have been spoilt by petrol spraying over the windscreen on one and then a rocker cover gasket leaking on the next one ......
