Why whistle brake when braking

So you quietly eat in the city, not bothering anyone, quite a normal day, but before you light up a red light and you will naturally, as a decent driver, slow down. But when braking you simply stalls the engine. Often, the presence of many drivers raises the question why the brake pads squeak. And this can happen even with a brand new car. Nothing attracts attention on the road, as the screeching car squeaking brakes. You probably had to be a witness to how the car starts to brake before the traffic lights, and at this time he is dealt under the wheels of a sharp, nasty creak. The main causes of squeaking brakes on cars: The poor quality of the material from which made shoes. This can result in damage to a brake disk, and due to the replacement of its own and the pad. Again, as in the case of the beating of the brake pedal, servismeny recommend changing the front brake discs. But in this case, the problem will not go away, because the reason most likely is not hidden in the brake system.