2008 Volvo c70 Power Steering Intermittent

What is your question?

I have a 2008 volvo c70 which I recently purchased. About a month into owning it the power steering failed. The steering still worked but it was difficult to turn the wheel. No whining came from the power steering pump. I quickly checked the fluid and found it was black with particles in it. So I flushed that out, checked that all the fuses were working for the power steering system, and ordered a new power steering pump. During the 10 days it took for the pump to arrive I continued to drive the car. About 5 days into that the power steering returned during right turns and then a day later I had full power steering back. So I assumed that there was a blockage that clogged the pipe somewhere. I took off the low-pressure time and ran the car to try and do a more thorough flush of the power steering system. There was good return pressure and the fluid started coming out the correct color so I resealed the system but still don’t have power steering back. The milage is 165,000 but the engin

What makes this problem better or worse?

unknown

How long has your 2008 Volvo C70 had this problem?

A few weeks