sounds like the clutch has fell off jamming the dual-mass flywheel.smashing the gearbox into a billion zillion pieces. causing the crank to snap in half. locking the diff add skidding to a stop causing two bald patches on your tyres. or it could be what cdc said (dont take the chance will you take £50 for it.
SCROOGE. ( BAH HUMBUG), February 2012