

and the engine the oil isn't even on the dipstick so oil starvation is a problem
or they are burnning oil, not many people love their HDis as the forum goers do.

I think people are having to commute more these days to get to work and they simply arrive home late when it is dark and dont have the time to put a little drop of oil in the car, there are far to many used cars that are neglected beyond belief.
Nigel.