My interior lights stay on in my Vectra C and gages not working ?

Ok got a bit of a problem, my vectra c is in good working order but my boot light and open door light stays on when my ignition is off, not only that my feul gage, odometer and coolant display are not in working order when ignition is on, is ther a particular fuse I need to change to get these working? many thanks if you can help