---- Rocket J Squirrel <camping.elliott@gmail.com> wrote:
> Well, as I mentioned my driving habits are no different now than they
> are in summer, and I should have also said I don't have any ice or snow
> to deal with, at least not this early in the season. I get my gas at
> Chevron and it's normally 10% ethanol year-round, but I'm going to fill
> the tank with 100% petrol next time, to see what diff it makes.

I do get better mileage with ethanol free fuel.  But, winter additives do differ, ethanol not withstanding.  mcneely

>
> --
> Jack "Rocket j Squirrel" Elliott
> 1984 Westfalia, auto trans,
> Bend, Ore.
>
> On 11/30/2012 09:21 AM, mcneely4@cox.net wrote:
> > Mr. Squirrel, I find it to be true of all my vehicles.  I believe
> > that one reason has to do with the consequences of driving on ice and
> > snow, which means more variable speed.  I also believe that fuel
> > formulation changes for different temperatures make a difference.
> > The slight difference in fuel density should mean better winter
> > mileage, but I guess the other factors obviate that.  For my Prius,
> > that vehicle runs the engine more to keep everything warmed to the
> > temperature the vehicle's brain prefers.  But that doesn't apply to
> > the Vanagon of course.  mcneely
> >

--
David McNeely