When I worked for Rover ( granted it was many moons ago ) there was a problem with the Montego n/s/r flexi melting on the exhaust. Because it was a safety related fault that was based on a bad design ( in Fiats case poor material choice ? ) there was no time or mileage restriction on this. Duty of care kicks in if its safety related ??
When i was a lad, we had it tough. Datsun chassis used to disintegrate while you were driving down the road but no one recalled these, you Punto drivers don't know your born