Thread: This Just In
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      09-29-2023, 05:13 PM   #1
Frupal
Mad Fiddler
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Drives: 2016 BMW 640i GC
Join Date: Apr 2019
Location: Los Angeles

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This Just In

I spoke with my mechanic about the slight vibration on idle and he suggested that I stop buying Costco gas, and run a couple of tanks of Chevron or Shell through it. Says Costco has too much ethanol in it, is more suitable for newer cars. What do you think?
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