Quote:
Originally Posted by J02 335i
Take it easy with Seafoam, I have seen two engines "let go" because of this stuff. I posted this in a thread a little while about Seafoam and everybody said I was crazy but believe me it happened. The first time was when the Seafoam sales rep come around our shop to do a demo, so we let him do it on my brothers Yukon 20 minutes later knock, knock knock. The next time was done by a shop down the street (i cant remember what kind of car) and the same results. I know a lot of people use it without issue but not me.
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You try to advise people but it just falls on deaf ears
..I have heard many similar stories..these quickie snake oil type fixes are not comparable to a proper manual clean..