I'll turn off my xc70 (2002) and the fan will continue blow air in the car. I won't notice it sometimes and then return to the garage an hour later and its roaring away. Anyone have this happen or have some language for me when I call the dealer to fix it?

2002 XC70 and lately (but not always) when I am in reverse and backing up (seems to happen when I'm backing up to my left) there is a force against me. Even some grinding noise at times. It is quite obvious there is something pulling or restricting movement. Almost feels like the axle is bound with ...