Quote:
Originally Posted by HunterGreene
Ethanol, not additives, is the key. Not even going to bother going back, but basically the ethanol content of the gas makes it easier to create cavitation in the pump, which causes the chirp. Just to reiterate other points, this does not appear to create any long-term damage to the system. I am in the mid 50s milagewise, and no appearance of degredation.
As far as e85, it has to do with the mixture. Since E85 has a much higher ethanol content, the way it behaves when its going through the pump is different.
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This is an awesome explanation, thank you so much. I'm also sitting mid 50s with no signs of degradation
