Mini Problems
No car is perfect, but we've gathered everything relating to the Mini reliability here to help you decide if it's a smart buy.
Mini trouble changing gears
No, it sounds like rubbish. Nothing is non-serviceable. Being a current model it must still be under warranty, so have him take it back to a Mini dealership and get it properly assessed. If the dealer tries to sell him a gearbox take the car to an independent service agent who would be able to fix the problem.
Mini Cooper 2009: Diesel blows black smoke
I would take it back to the dealer and demand it be fixed, there is something wrong with it and the idea that it would be fixed by revving the living daylights out of it is dumb.
Mini Cooper 2003: Supercharger noises
You would need to have someone experienced in superchargers and turbochargers to listen to your engine to really determine whether or not it was the bearings in the blower. Rather than replace the supercharger see if it can be rebuilt, there are specialists who can do that work.
Mini Cooper 2006: What fuel should I use?
Mini says the Mini Cooper is suitable to run on E10, which is cheaper than regular unleaded and has a higher octane rating. That's the way I would go.