If this works, you da man ! I'll give it a shot in the A.M.
My Mech. said it's pretty common for this thing to cause the noise. He held his hand over the top of it and the noise stopped. He wants $150 for parts and labor. Says its a major pain in the A$$ to replace it. He's probably right.
You can imagine how I felt to know it was just the damper. I had other hellish visions of timing chain, Rails, etc. going out.
Judging from earlier posts, it leads to a lot of mis-diag. of problems.
My Other Car is a Porsche. When it stops leaking, I'm out of oil.