Quote:
Originally Posted by 78F350
One of my Cayennes had a leak in the brake booster vacuum hose. I have not heard of it being a problem with the Boxsters, but turns out that it's pretty common in the early Cayennes. Take a good look and listen up front around the brake booster, especially near where the hose bends.
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No leaks at the booster hose/area.
I've an AOS waiting to be installed. There is some suction with the oil cap off... and I believe it to be greater than that I've seen (online) of a newly installed part. Would anyone recommend anything else preliminary to installing a new AOS?
Thank you.