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Winter gas mileage check

6.4K views 42 replies 27 participants last post by  Ignatz  
#1 ·
Just wondering what everyone is getting for gas mileage for the winter with winter blend gas ?

2.4l FD1

Averaging 18mpg
 
#3 ·
2011
2.4L CVT
FD1

I run around 24 MPG for my average mix of driving( about 70/30 city to highway )during the non winter blend fuel months. When winter blend fuel hits here( approx Oct - April )it drops me down to around 20-21. Definite drop due to the winter fuel.

It isn't the cold the way so many claim ether because it doesn't get really cold most years until at least Dec here and by March we are warming back up again. MPG takes a jump every year when it goes away in Spring and then it dives when it comes back in the Fall and temp is not a factor at either time. I can see it fall/rise in my fuel log and as said temp is not the factor. It is the swap from winter to summer fuel.

However, with that all said, it has been so damn cold here that I have actually been using my remote start and it has effected my MPG even more. My Dad is 89 and can't handle going out to an unheated car when it is 2 degrees so I have to give it at least 5 minutes to get it warmed up some. The heated seats take care of the rest when he gets in. So that extended warm up idling really hurts. Just the extreme cold hurts some too. I am down to about 19 MPG now for an average tank and it sucks. Come on April.
 
#4 ·
That's is where I get the gas mileage hit. I warm up mine for about 6 minutes every day going to and from work. I also live 8 minutes away from my house so its all stop and go traffic and no express way driving.
 
#10 ·
Here with the highly polar canadian winters, my consumption to double I left $ 30 / week and I'm at $ 60 / week for the same path. But I have to do the car warmed 5-7 min before otherwise would have the mechanics does not like the cold.
 
#12 ·
25.5 and I hope it goes up with summer blend, which I haven't had a chance to really run yet. Our other car REALLY drops with winter gas. From 28+ to around 24-25, if we're lucky. Missing some 'kick' to it too.
 
#17 ·
It is formulated differently for emissions reasons( has to do with how fast it evaporates - RVP value or something like that - I forget off the top of my head ). It is even worse in places like CA and New England. In those areas the fuel also contains oxygenates and other emissions additives as well that can further hurt fuel efficiency.

The bottom line is winter blend fuel has less energy as a result and you get less MPG. I think it is something like 2-4% less energy and thus the MPG drop with winter fuels.

You can learn more about this than you would ever want to with a simple search on the internet. Just type in something like what is winter fuel.
 
#15 ·
21.5 according to the dash right now. I checked it twice by hand and it was close enough to accurate for me. Hoping it does a little better in spring going; I am sure the all seasons will help out too
 
#16 · (Edited)
25 - 26 mpg, down from an overall avg of 28 and summer averages of 29 - 30mpg. Mostly highway driving for me though with little warm up just a few seconds to let the oil get moving then I gently move along gradually increasing speed. I have about a mile of secondary rds before I hit the expressway.

FYI, I was up very early on that cold cold night a few weeks back and she started right up at -16 according to the dashboard temp gauge and quite a few - 9 or -10 mornings as well.
 
#22 ·
Warming up and idling are not moving. Those of us living in colder climates that warm up our vehicles to get the fluids flowing, and warm the inside and defrost the windows, our gas mileage takes a big hit despite so-called winter blends. If you're not moving, your not gaining mileage, but your still burning fuel. I stopped watching my mpg when the temps dropped below 40. I was 2.5-3 weeks between fill-ups during the summer, now I'm about 1.5 - 2 weeks between fills.
 
#24 ·
2007 2.4 fd1 cvt trans, been having a lot of negative temps here in western, PA the last two weeks or so. So with the air being as cold as it is(cold air equals more density equals more fuel usuage for those who don't know) as well as the winter blend I been averaging 15 mpg, my 17" cragar soft 8's are mostly the culprit here tho as they are Stupid heavy.
 
#26 ·
In the summer I average 26 highway this last week I re aerated at 19MPGs, However I did not account for my lager tires. So it could be better.
 
#27 ·
dont know yet, had mine a month. Guess I need to reset the trip when I fill up, and fill up when it gets close to empty, this is the best way right?

My grandfather who passed away in 2009 at 90, him and I were really close, and he used to have a log in his cars in the late 80's and 90's I remember him writing numbers in there, when he filled up and on the trips he made and arrived. Makes me realize how good life has improved via technology from actually seeing it firsthand back then. Thank you God
 
#29 ·
New Patriot owner/ getting terrible gas mileage

I just bought my jeep FEB 11th 2015, I have went through several tanks and was wondering about my gas mileage. I know it's winter, so maybe my stats are bad because of that, but I still hope all winter my gas mileage isn't this terrible every year!

My first tank I was getting 12mpg, 2nd tank around 15, same with 3rd and 4th...slowly it has creeped up to about 19 mpg.

I have an automatic w/ 4 wheel drive so know that affect things. Drive very conservatively so I don't know if this is normal or what. My first 1/4 tank it seems to do well, around 100 miles. Then seriously drops dramactically after that.
 
#31 ·
I just bought my jeep FEB 11th 2015, I have went through several tanks and was wondering about my gas mileage. I know it's winter, so maybe my stats are bad because of that, but I still hope all winter my gas mileage isn't this terrible every year!

My first tank I was getting 12mpg, 2nd tank around 15, same with 3rd and 4th...slowly it has creeped up to about 19 mpg.

I have an automatic w/ 4 wheel drive so know that affect things. Drive very conservatively so I don't know if this is normal or what. My first 1/4 tank it seems to do well, around 100 miles. Then seriously drops dramactically after that.
Do you have 80mph speed limits? Every 3 or so mph over 50mph I drop a mpg. When mine was stock I was getting 24-27 hwy mph. Now I'm closer to 21 with mud tires steel bumpers and a hundred plus pounds of recovery gear.
 
#30 ·
dmb3281 I think you've got a problem. I have a FWD 2.4 CVT and my gas mileage is down around 26-27 this time of year. In summer I'll usually get 30ish or better on a long leisurely drive. My latest tank was 27.

How cold where you live? This last week we've gotten above freezing most every day. This tankful included about 100 miles on Sunday which was snowy, but not deep.

I'd say either you drive hard, its terribly cold, or something's wrong.
 
#33 ·
New patriot owner Feb 11th

I have only had my patriot about 5 weeks but have been getting terrible gas mileage. No where near sticker. I know it is winter, so am I just having a bad experience because I bought a new vehicle in the Winter? I am averaging around 16 mpg.
 
#34 ·
I have only had my patriot about 5 weeks but have been getting terrible gas mileage. No where near sticker. I know it is winter, so am I just having a bad experience because I bought a new vehicle in the Winter? I am averaging around 16 mpg.
What kind of Patriot do you have? FWIW, I am averaging 15-16 pure city driving right now, worse when it was much colder with constant snow.