Ford Mondeo juddering in 4th and 5th gear

My 2005 Ford Mondeo is starting to judder under acceleration in 4th and 5th gear. It is also making a screeching noise; any idea what’s going wrong?

Faulty DMF - should I replace or wait till it goes?

I've been getting a kind of honking sound when I change down gears (usually from 3rd to 2nd). My local garage says it sounds like a dual mass flywheel problem, which costs over £1,000 to replace. I drive...

2004 Mondeo DMF problem

The garage has advised that the DMF is faulty and needs replacing, both of us thought that only diesels had the DMF fitted. Is this something that normally goes wrong on petrol cars?