You will have to take the 2001 Chevy Malibu to a mechanic to have stripped and broken plugs removed. It needs a special tool to get the broken ones out.
Sears sells a special socket to remove rusted, stripped and broken nuts.
Unless the glass is broken then there is no reason to remove it. If you have a problem it is possibly the motor or regulator.
like you do in any other vehicle
use an easy out
Same way you do on a car.
kill your self
The window crank slips because the regulator gear has most likely stripped. You will need to remove the outer door panel to verify for sure but unless the crank is broken (It would fall off if it was) the regulator is stripped
If the screw is stripped then the threads are not holding and can be removed with pliers. If your asking, about the head being stripped, then you take a hack saw blade and cut a new slot in it,this way you can use a slotted screw driver to remove it. If it is locked in and does not come out, you will have to drill it out with a drill bit that is smaller then the thread size.
how to remove and replace broken antenna on a 2003 Saturn ion
the diverter knob is either stripped or the diverter itself itself may be broken turn the water supply off take the knob off a carefully remove the diverter shaft if the flapper is missing look inside the housing for the broken piece then take the name and model down to home depot or similar home store and someone will be able to match it up,. but my money is on the stripped knob