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Discussion Starter · #1 ·
Hi everyone, I'm new to the forums here and have a question. I just bought a 2010 CC Pro-4x about a month ago, and have noticed that I am getting nothing close to the mpg stated on the sticker. I'm getting around 11 in the city and 15 on the highway. Is this typical or should I be concerned enough to contact the dealership. Any help is greatly appreciated...
 

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That sounds a little low (that's just my opinion). I personally get 16 city and 20+ highway and I really don't drive for the best fuel economy either. From what I've read about most others on here is that the averages for the 4x4 group is 12-14 city and 16-19 highway (that's just what I've read). The two wheel drive group seem to do a little better. Of course around here most people have added larger tires, lifts, and extra weight in the form of offroad armor, and mpgs really start to drop with those kinds of things. Also, be sure to actually calculate your mileage a couple times and don't just go by what the computer is telling you as it has been known to not be 100% accurate.

... oh yeah, almost forgot, before someone else says it: it's a truck, it won't get good gas mileage. :laugh:
 

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Discussion Starter · #3 ·
Thanks for the info, and I do realize it's a truck, haha. Not expecting to get 25mpg... But with absolutely no modification, I would expect the numbers to be better. I haven't been running in 4x4, I keep it in 2 wheel drive, no reason for the 4 wheel drive unless it snows here.
 

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Not expecting to get 25mpg...
Believe it or not, back when my truck was still stock I drove from Nashville, TN. to Toledo, OH. with the cruise set at 75mph and averaged just over 24mpg.
 

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Do you let your truck idle to warm up for these cold Pa mornings?
That will adversely affect your mileage obviously.

And as was said, calculate by hand, don't necessarily trust the on-board computer readings.

I'm 4x4 and have pulled over 25 MPG on a few highway trips (not in four wheel drive mind you).
All around I get 19.x MPG warm months and 17.x MPG cold months, city highway mixed.
 

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Discussion Starter · #6 ·
Not letting the car idle on those cold mornings...

I'm starting to get concerned hearing that everyone else is well above what I am getting. I'm also really being careful driving not to floor it or anything. I've checked the tire pressure. Everything seems right except the mpg.

I do appreciate everyone's input
 

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How many miles are on the truck? When I first bought mine, I was getting around 13-14 mpg city, and about 17-18 hwy. I'm still getting 13-14 city, but a recent trip to Atlantic city got me between 22-23 mpg. That was the first extended hwy trip I've driven in over a year, and about 10,000 miles later. Your mileage should get better once the motor really starts to break in.

Dan
 

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Before you get to concerned, you can try resetting your ECU and see if that helps any.
 

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I think it sounds low. keep watching it, engine break-in, maybe bad gas, but you will average atleast 5mpg or so higher. I've never got less than about 16.5 - 17 mpg in the city. Mind you that I was not driving it like its stolen.
 

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Discussion Starter · #10 ·
I'm going to keep a watch... I have a long trip this weekend, so maybe that will help with the break-in. I'm not going to do anything until I've crossed 1,000 miles. I've just never had this happen with a new car before.
 

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Do you let your truck idle to warm up for these cold Pa mornings?
That will adversely affect your mileage obviously.

And as was said, calculate by hand, don't necessarily trust the on-board computer readings.

I'm 4x4 and have pulled over 25 MPG on a few highway trips (not in four wheel drive mind you).
All around I get 19.x MPG warm months and 17.x MPG cold months, city highway mixed.
i agree.... i was getting 19.4 on the trip odometer..... but now that its winter.... morning warm ups, traffic due to weather = 18.6 right now....and i would assume it may get lower than that....i did the math when i got gas yesterday and it came to 16.8

so, yeah winter sucks for many reasons:thatswck:
 

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It also matters whether you use real gasoline or an ethanol mixture. The ethanol is not as efficient so mileage will suffer a little because of that. I have am'05 LEKC which is one of the better trucks at mpg, but my mileage drops off a little during the winter months.

Your truck is probably not fully broken in so it may do a little better as you put some mies on it. Be patient and good luck.
 

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Ive got a 2010 pro-4x and it has about 1500 miles on it. Im averaging 16-17 around town and just had my best of 21 on a freeway fun.
 

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letting it warm up should really help your overall mileage. when your truck is cold its in its warmup cycle and is buring alot more fuel than normal. it needs to do this for a few reasons, one of them is oddly enough for emissions. They are trying to get the cat to heat up to operation temps as fast as they can and the added fuel helps that. cats have to be at a curtain temp before the platinum catalyst can do its job. if you give your motor a couple of mins to warm up and get out of the warm up cycle you won't use nearly as much fuel in the beginning of driving. this is also very good for the motor in general in winter since most of the wear on a motor happens when its cold. another thing is that in the owners manual it states that 91 oct (i think) is the preferred fuel to use in our trucks but 87 is safe to use. in winter with the cooler more dense air if your running 87 the engine has to retard the timing quite a bit to keep from getting detonation, it also should be adding in a bit more fuel to try and keep the air fuel ratio good. retarded timing causes the motor to lose power and have to work harder to do all the normal things you do in driving, so it burns more fuel to do the same things it did with less fuel in the summer. come winter time i always switch to 93 oct and reset the computer so that it adjusts to the 93 very quickly. the increased timing and more efficient burning of this fuel adds up to more power and better mileage. this is my understanding of it all and what i do to compensate for it, i'm sure other will disagree but thats just my 2 cents you can take it or leave it, but the switch always helps my winter mpgs alot and overall seems safer to the motor too
 

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i had read online that our trucks used the 91/93 octane but when i first filled up the book says 87 is what it uses...........i did not read anything in my manual that says to use higher octane..... i may switch to 89 and see if there is any difference.
 

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since u have the Pro 4x (Nismo) that is on par with my truck....when i had it with no mods i was avg anywhere from 14.5 -15.5 and that was dion the math correctly. i have a 2006 CC Nismo. the main killer is the nimso have a lower final gear ration
 

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HiPiD

Just advice, if you always get gas from the same location, or brand name, try to use a mid grade, and if your in the hills cruise control can actually hurt ya. Some times you get what you pay for ya know. Hope it works out for ya bud.:confused:
 

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i had read online that our trucks used the 91/93 octane but when i first filled up the book says 87 is what it uses...........i did not read anything in my manual that says to use higher octane..... i may switch to 89 and see if there is any difference.
here is a copy and paste from the pdf of the owners manual online.

For 4.0L engine.
NISSAN recommends the use of premium unleaded
gasoline with an octane rating of at least
91 AKI (Anti-Knock Index) number (Research
octane number 96). If unleaded premium gasoline
is not available, you may use unleaded regular
gasoline with an octane rating of at least 87 AKI
number (Research octane number 91), but you
may notice a decrease in performance.
 

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Winter gas mixes usually net lower mpg, the truck needs to break in a bit still as well. Plus being brand new, the ecu will still need to adjust and settle in to a correct setting. Give to about halfway to the first oil change.
 

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colin123,

Everything I read says the fastest way to warn your truck up is to drive it after letting it idle just long enough to get your oil pressure up. You are supposed to drive it very easy until it warms up a little.

If you let it idle until it warms up you have used some fuel that nets you zero mpg plus it takes longer to warm up your engine. when I was young we were taught to warm up your vehicle before driving it, but with the newer technology in engine building and in motor oils the warm up at idle is no longer recommended.
 
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