Thank you so much Jimmy57! I think that is a really good lead. I have oil on the turbo, so it makes me think that there is an issue with this breather hose assembly. I believe this is the part https://www.fcpeuro.com/products/volvo-pcv-valve-c30-c70-s40-v50-genuine-volvo-30677524#fitment I have orde...

Hey! I'll take a sniff soon - lots of oil is coming out of the dipstick tube since i've run it without the dipstick fully in to prevent seals being pushed out. I also tested using a manometer - I got -.41 PSI at Idle and upwards of 2.0 PSI (positive) when boosting. This makes me think that this is w...

Hi there, I have a 2008 S40 T5 that has some crankcase pressure issues. I replaced the PCV system 2 years ago when the diaphragm tore. I have some oil leakage around the TCV valve area on the Turbo and a few days ago my rear cam cover on the intake side fell out (assuming it was from pressure). I am...

Another symptom- the cars gauge will be at hot near the redline in the morning for the first 20 minutes or so of driving then it drops off to normal operating temperature. It seems like the car isn't really overheating, just a false reading. But how do I remedy this?

I just did a timing belt, water pump replacement on my 87 240gl and I have had issues with the car overheating on the first drive of the day. After that, it runs fine with good temperature. I replaced the theemostat and found that the old one was installed upside down, but it still overheated this m...