Since your power steering pump is a simple machine, the most common cause of failure for a power steering pump is the bearing going bad. The bearing supports the shaft that connects the pulley outside the pump to the impeller inside the pump. After miles of use, it is not unusual for t...
It is the special design of the vane and rotor that creates the unique whine you hear when your power steering isn’t operating correctly. The whine is usually created by a problem with the power steering fluid that the pump is trying to move. The problem can be something as simple as w...
I pulled the return line to empty into a milk jug. I used a bottle pump to suck out the reservoir fluid. I removed the serpentine belt and jacked up the car. After the reservoir was filled with new valvoline cvt fluid, I spun the power steering pulley by hand. I kept the reservoir ...