GS - 4th Gen (2013-2020) Discussion about the 2013 and up GS models

MPG between 14.0 and 15.0, is this normal ?

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Old 09-09-17, 11:21 AM
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nmlexus4gs
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Default MPG between 14.0 and 15.0, is this normal ?

Hi All,

I own 2014 GS RWD. I use it for my daily commute to work. LA traffic is really bad, it is stop and go. I am getting MPG between 14 and 15. Is this normal MPG i should expect ?

Thanks.
Old 09-09-17, 11:28 AM
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Scorpion50
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Since I'm based in the U.K. and live in the countryside my driving conditions are quite different, but even in very short journeys (4 miles) I'm getting 41mpg in a GS300h RWD. Our gallon is slightly larger but not that much. On 2 longer runs in my first 2 weeks I was getting 50+.
Old 09-09-17, 12:13 PM
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veez81
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i commute to dtla. i get about the same, maybe slightly higher. 2015 RWD for reference.
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Old 09-09-17, 01:07 PM
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ChronoR
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Originally Posted by Scorpion50
Since I'm based in the U.K. and live in the countryside my driving conditions are quite different, but even in very short journeys (4 miles) I'm getting 41mpg in a GS300h RWD. Our gallon is slightly larger but not that much. On 2 longer runs in my first 2 weeks I was getting 50+.
It's actually quite significantly different. 41 UK MPG is only 34 US MPG.


As for you, nmlexus4gs, stop and go traffic will murder your fuel mileage. What you're getting doesn't surprise me with LA traffic.
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Old 09-09-17, 05:36 PM
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2GR
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DTLA + Stop/Go kills MPG.
Even my friends 2.5L 4cyl Camry averages 16mpg with DT traffic in LA.
Old 09-09-17, 09:35 PM
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Socal858
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My buddy and I both have 2015 F sports - our mileage figures also suck. 14-16 is normal in stop and go - don't expect to see any mileage in the 20s unless you drive (non clogged) freeways frequently or are a grandma on the gas (or both)
Old 09-09-17, 11:12 PM
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dchar
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My commute in LA through heavy traffic and side steeets gave me 10-11 mpg yesterday.
Old 09-10-17, 05:14 AM
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drgrant
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Originally Posted by nmlexus4gs
Hi All,

I own 2014 GS RWD. I use it for my daily commute to work. LA traffic is really bad, it is stop and go. I am getting MPG between 14 and 15. Is this normal MPG i should expect ?

Thanks.
If you are stuck in what I call 100% garbage traffic (and CA has some of the worst in the US) yeah, this is pretty much normal. It'll cause pretty much any car that isn't a hybrid to plummet in efficiency. Having to stop/start constantly and lots of idling will pretty much destroy your fuel economy. I get about 21 mpg avg in MA here (2015 GS350 f sport awd) but my commute is 65% non garbage highway. The rest of the path to work is a mix of intermediate city garbage and intermediate highway garbage. If the day is particularly bad I see that number drop to about 19. Even back when I had my V6 Camry the mpgs would take a big hit in this kind of traffic, one incident like the one you describe, say an hour in 100% garbage, would drag my fuel economy for the entire tank down 3 mpg id get to the gas station fill it up, run the calculation and be like "woah only 24 mpg this week" when my norm was like 28.7. "

-Mike
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Old 09-10-17, 10:05 AM
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ECL
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I consistently get 25-26 mpg, 100% in town, no highway driving, with my 2013 GS350 F-Sport RWD. Tucson is not LA, however.
Old 09-10-17, 01:05 PM
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er34
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The key to getting good mileage with our GS is simple - don't come to a standstill, try to keep the car rolling even at a slow crawl will make a huge difference. You don't have to drive like granny and still have fun punching the gas and you'd still get better mileage than being in stop-and-go traffic. What you can do is try to keep more distance from the car in front of you, look farther ahead and anticipate other vehicles and time traffic light changes.
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Old 09-10-17, 03:24 PM
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gflexus
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The GS gets the worse gas mileage of any car I have ever owned, including V8's. It is surprisingly bad, considering how low the engine rev's with the 8 speed trans when cruising.
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Old 09-11-17, 10:40 AM
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ItzFilyO
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Oh yes, since ur in LA 14-15 is normal. 17 on a good day. My old GS MPG was the same and now my RC is exactly the same.

Only difference is my RC has the active sound control that makes it sound like a V8 on the inside.
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Old 09-11-17, 10:59 AM
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NVRLAND
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16 GS 350 RWD
Usually get about 13-16 mostly highway driving in Houston Traffic.
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Old 09-11-17, 01:20 PM
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J1234c
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20 mpg. SF bay area traffic everyday.
14 GS350 rwd. Normal mode 95% of the time, sport 3%, sport + 2%.
Old 09-11-17, 02:29 PM
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ashinn
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SF Bay Area - 2015 RWD - 16 mpg in normal mode.


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