I Put in the wrong gas in my sons car.

Asked by Guru6FRQ7 Apr 04, 2020 at 10:25 PM about the 2003 BMW 3 Series

Question type: General

If I put. 2gallons of premium gas in a bmw that
takes plus will it hurt the car

1 Answer

7,845

You're actually supposed to be running premium. Lower octane than required will cause rough running, but higher octane is always better.

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