Power Steering Wheel Becomes Stiff Sometimes

Stiff steering wheel is felt sometimes while driving.

Troubleshooting car problems of stiff power steering wheel
Power steering that becomes stiff sometimes while driving your car is an indication of a faulty steering pump. The power steering system on car has a power steering pump, this device is the one that pumps steering fluid to create hydraulic forces trough the various tubes. The created hydraulic force will then applied to the steering gear and makes the car easier to steer using the steering wheel.
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