Two frightening ways of losing control of your car are loss of brakes and uncontrolled acceleration. Unlike losing your brakes, the consequences of an uncontrolled acceleration get deadlier with each second of its occurrence. Your vehicle is going ever faster, which increases the crash energy of a car accident by the square of your speed. Dealing with Uncontrolled Acceleration The first thing you should try is pressing down firmly on the brake. Brakes in good condition should have no problems counteracting the car’s acceleration. After slowing down, pull over to the side.