Ugh. I tightened mine a bit because there was lots of noise from the dash. Three were fine but when I tried the one furthest to the passenger side the bolt broke! How much trouble am I in now?

Hey, I had a bunch of oil leaking from my S70. It was burning oil too and I found a good deal of oil under the spark plug cover. The shop said it needed a valve cover gasket, PVC service etc. to the tune of $750!. This site confirmed the need for PCV so I followed the awesome directions here and rep...