Is this purely an aesthetic thing or is it an actual structural problem that has an appreciable effect on the day to day operation or reliability of the car.
Or is your argument more that if they can't fix the 'easy' things then that is an indication of more systemic problems with the integrity of the car
Or is your argument more that if they can't fix the 'easy' things then that is an indication of more systemic problems with the integrity of the car