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Author Topic: Anyone notice a difference in their gas milage over the past 3 months. Post a Reply Back to Topics
Erexxx

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Miami

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Message Posted: Jul 5, 2011 9:31:34 AM

My mpg since April has jumped from the mid 19 to the mid 20. I haven't been doing anything different.

[Edited by: Erexxx at 7/5/2011 12:34:09 PM EST]
REPLIES (newest first)
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toniomdny
Sophomore Author Maryland

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Message Posted: Jul 14, 2011 9:17:47 PM

it is better in the warmer months for my vehicles
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DasAuto92
Champion Author Montreal

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Message Posted: Jul 14, 2011 6:34:10 PM

Yes and i gave the car a tune up
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xwave97
Champion Author Salt Lake City

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Message Posted: Jul 14, 2011 6:14:58 PM

I haven't noticed
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yep911
Rookie Author Miami

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Message Posted: Jul 14, 2011 7:04:02 AM

I haven't noticed a change in mileage.
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martiansoldier
Veteran Author Massachusetts

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Message Posted: Jul 14, 2011 6:43:24 AM

Yes, because my car is breaking in.
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jimmy544
Champion Author Boston

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Message Posted: Jul 14, 2011 5:11:52 AM

Yes mileage usually improves in the warmer months. Running cold in the winter is rough on mileage. It is hard on engines too. In really cold place like N. Dakota, Minnesota and Alaska they put engine pre-heaters on their cars and trucks so that the engines can be started warm. In many cases it is the difference between starting or not.
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Blewspruce
Veteran Author Twin Cities

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Message Posted: Jul 14, 2011 5:10:22 AM

when it is warmer i seem to get better milage
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pinbuster2005
Champion Author New Hampshire

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Message Posted: Jul 14, 2011 2:05:25 AM

Yes I've always noticed a difference between in mileage between summer and winter. a few of the reasons are.

Summer blend gas is different from winter blend.

It takes less time for your engine to get up to normal running temp in the summer even when you start and go.

People don't tend to idle their automobile as much because there is no need to "warm" it up in the summer.

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Bodiney
Champion Author Detroit

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Message Posted: Jul 13, 2011 3:08:47 PM

no
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dj_morton
All-Star Author Shreveport

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Message Posted: Jul 7, 2011 6:22:54 AM

no
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bustermoves
Champion Author Fort Worth

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Message Posted: Jul 7, 2011 2:48:47 AM

seems to have improved sincethe winter blend went away.now all we need to do is get rid of ethanol,and itll really improve
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steelers6
Champion Author Indiana

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Message Posted: Jul 7, 2011 2:07:49 AM

No
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97PearlCat
Champion Author Tulsa

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Message Posted: Jul 6, 2011 8:08:38 PM

3 mpg difference between winter and summer.
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SthTpaLauren
Rookie Author Tampa

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Message Posted: Jul 6, 2011 8:03:37 PM

No.
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cyclej
Champion Author Dallas

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Message Posted: Jul 6, 2011 7:56:30 PM

yes about 1 mpg
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WES03
Champion Author Maryland

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Message Posted: Jul 6, 2011 7:36:14 PM

Yes. Better MPG in summer. Denser more moist air helps.
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ricebike
Champion Author New Jersey

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Message Posted: Jul 6, 2011 4:38:56 PM

mpg is up slightly compared to winter's stats on the fuel logbook
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Ciderbarrel
Sophomore Author Maryland

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Message Posted: Jul 6, 2011 12:51:34 PM

A change of ~1mpg is a change of just over 5%. That is not that big of a change.

If you went from 19 to 26, that is a different story.

Air temp changes, winter/summer blends in gas, different stations might have different Ethanol content depending on your state laws...

There are too many variables to try to find out why you are getting 1 more mile per gallon.
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mobe_45
Rookie Author Iowa

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Message Posted: Jul 6, 2011 5:03:18 AM

Overall, no. But my FE was up when I fueled up at a station at the corner of hwy169 and hwy141. The station was called FUEL. Price was about 17 cents less at 3.29/gal. Only problem was that after half the tank was used, the check engine light came on and stayed on until I ran some fuel through from my home station. I'm thinking maybe the hwy station had water in it's fuel maybe.
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DasAuto92
Champion Author Montreal

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Message Posted: Jul 5, 2011 9:26:57 PM

Yup...changed the wires,plugs,rotor,cap, and did the timing....and only use Shell (ethanol free)...42 mpg on the highway @ 60 mph avg.Not bad for a '91 Golf 1.8l
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CobraJ
All-Star Author Tampa

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Message Posted: Jul 5, 2011 8:42:33 PM

Ever since I've started using ethanol free gas a little over 3 months ago, the mpg on my cars have increased by at least 3 mpg.
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roadrunnin
Champion Author Richmond

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Message Posted: Jul 5, 2011 8:19:22 PM

No difference unless I've been running late and have to drive faster.
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cheapmonkee
Champion Author Portland

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Message Posted: Jul 5, 2011 4:45:34 PM

I pumped my tires from low 30s to mid 40s. Ride is more precise in corning, not much difference in comfort at all, better FE for sure :)
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gallina2011
Veteran Author California

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Message Posted: Jul 5, 2011 3:03:59 PM

Maybe some potholes got filled in
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WTM
Champion Author Philadelphia

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Message Posted: Jul 5, 2011 2:04:01 PM

My FE has improved since the Spring, but I've attributed it to a vacuum leak repair that I had back in Apr..
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WEPSMAN
Champion Author South Dakota

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Message Posted: Jul 5, 2011 1:53:56 PM

No change here.
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123cowboy
Champion Author Maine

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Message Posted: Jul 5, 2011 12:00:46 PM

yes, slowing down makes a real difference...be interesting to see what it does in my RV.
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motehab
Sophomore Author Twin Cities

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Message Posted: Jul 5, 2011 12:00:18 PM

There could be several factors involved. Outdoor climate can have slight affect on Tire pressure. Tire pressure can have have a decent impact on MPG.
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