Quote:
Originally Posted by cmyachtie
So just to keep you'll up to date, am now on my second tank with Esso 89 instead of the usual #91 and thus far no more misfire codes, stumbles somwhatnstill on cold mornings but looks like my engine likes the lower octane better, will take the next step down to 87 on my next fill up.
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Told you 😀.. glad your seeing improvements. It's ok to be running lower 87/89 in the cold winter months, every now and again throw some BMW fuel injector cleaner in it as well. Good luck and keep us posted!