Has your power steering suddenly stop working? Maybe it is because you your power steering pump is broken or died. Maybe there isnt anymore steering fluid or a bad hose that is causing the problem. Either way it will be difficult to drive.
Before it becomes obvious that something is wrong, you will hear some buzzing or whining noises coming from under your hood. But you may also encounter a gradual loss of power, which is more prominently seen when parallel parking. Or you can even notice the problem when you first start your car. That would indicate that your steering rack it finished.
Steering racks fail slowly at a gradual rate, but you should take action before its completely gone. Thats when you loose all control over your car and it can happen at anytime. That will become very dangerous for you and your passengers.
You should check the power steering fluid to see if in fact you steering rack is the problem. Be on the look out for small metallic pieces of metal floating in it. If there are some then your steering rack is wearing out, the metal pieces are prove that the rack is deteriorating piece by piece.
Now the only thing thats on your...