No longer. Now hybrid electro-hydraulic and fully electric power steering systems are commonplace. Such systems can even vary ...

Movement is transferred to the Pitman arm, which connects to the steering linkage with a drag link. The hydraulic system helps the Pitman arm drive the linkage that turns the wheels and changes ...

The power-steering pump pressurizes the hydraulic fluid that helps the driver turn the steering wheel. Signs of steering-pump failure include leaks, noises or decreased assistance while steering.