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mattmag
Premium,ExMod 2000-03
join:2000-04-09
NW Illinois
kudos:3
reply to flash25631

Re: low idle corolla 2006 and vibration when brake



I would not use premium grade fuel unless the owner's manual specifically calls for it. Engines designed to run on standard octane (regular) fuel can have many different operating problems when run on premium (higher octane) fuel.