04-15-2019, 06:19 PM
I totally agree with you about using regular in most cars, no matter the elevation. But my turbo engine requires premium. If I don't use Chevron premium it flips out and goes into a sort of limp mode. The codes it throws are ambiguous so I just stick with the premium because it works.
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The older I get the more I would rather be considered a good man than a good fisherman.