Report "whooshing noice on accelerating up untill about 15 mph, it may be there after this but cant here it over the engine, wanted to know if this is somwthing to worry about or not any advice? problem two is the radio does not come on or light up , it had a battery fitted before i bought it so dont know if it stopped then, I would check the fuse but cant find the box at all as its not where the manual says! any help on these problems please"