Quote:
Originally Posted by 78F350
If a vacuum hose is brittle, replace them all. Clean the throttle body, check the AOS hoses to make sure they are not cracked and connections are fully seated. Be careful of the oil filler and dipstick hoses - they are often brittle.
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Yeah, I was going to do a thorough investigation since as far as I know they have never been smoked tested or looked at. I'm just afraid I may be opening a can of worms. Should I do the AOS while I'm in there?