Quote:
Originally Posted by thatguitarguy
If it ain't broke...
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My gut feeling is that is the case.
However, short of that, a good diagnostician (I repair things other than cars for a living) looks for any clues mentioned, slight as they may be:
Quote:
got the car a couple of years ago, it had a burned valve.
I took the head off, cleaned out any carbon in the EGR passages, head was in great shape. Plugs look fine mixturewise (tan).
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Maybe it's time to check that again. A previously seen and noted "burned valve" on a car that, down the road timewise, now has 160K might need a bit of attention to that detail.
