AMG GT S Fuel Consumption

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Old Oct 31, 2016 | 10:46 AM
  #1  
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AMG GT S
AMG GT S Fuel Consumption

Hi All,

i have a 2015 AMG GT S, bought it pre owned about six months ago and wanted to see if anyone has had a similar experience to me.

i seem to be finding that even if everything is left in comfort mode, i still only get 9 MPG. on a full tank of premium unleaded i get 140 miles. i do drive mostly in the city but even so the stated figures were around 18-20 MPG for city driving. was wondering if there could be a leak of some sort? i wasn't expecting it to be any good on fuel but i feel this may be a little too bad?

Also worth noting, in my spec sheet it says there is an 80 litre fuel tank in the car, however when i fill it up from empty it is only 65 litres when full.

Thank you in advance!

Regards
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Old Oct 31, 2016 | 11:27 AM
  #2  
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2008 CLK63 Black Series 2012 C63 Black Series 2014 SLS Black Series
It's not leaking, and you will never get 18-20mpg. Any mode beyond C mode tells the ECU to adds a ton of timing and fuel.
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Old Oct 31, 2016 | 11:40 AM
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'16 AMG GT S, '16 ML400. '11 SCCA T1 Z06
Something wrong there. The car gets 14-15 mpg. city driving [14.7 in my case, in "M" trans mode, shifting @ 2000-2500 rpm]. Take it to a dealer.
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Old Oct 31, 2016 | 02:50 PM
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CAracer's Avatar
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GTS AMG
Originally Posted by benjy23
Hi All,

i have a 2015 AMG GT S, bought it pre owned about six months ago and wanted to see if anyone has had a similar experience to me.

i seem to be finding that even if everything is left in comfort mode, i still only get 9 MPG. on a full tank of premium unleaded i get 140 miles. i do drive mostly in the city but even so the stated figures were around 18-20 MPG for city driving. was wondering if there could be a leak of some sort? i wasn't expecting it to be any good on fuel but i feel this may be a little too bad?

Also worth noting, in my spec sheet it says there is an 80 litre fuel tank in the car, however when i fill it up from empty it is only 65 litres when full.

Thank you in advance!

Regards
It doesn't sound right to me either. I know I'm doing well beyond 9 mpg
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Old Oct 31, 2016 | 02:53 PM
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may i ask how many miles it says you have left once you fill up with fuel? thanks!
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Old Oct 31, 2016 | 02:56 PM
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'16 AMG GT S, '16 ML400. '11 SCCA T1 Z06
Originally Posted by benjy23
may i ask how many miles it says you have left once you fill up with fuel? thanks!
When I filled up last week and reset the trip odometer, it said 260 miles.
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Old Oct 31, 2016 | 03:00 PM
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by trip odometer do you mean where it says MPG from start? sorry for the silly questions!
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Old Oct 31, 2016 | 03:01 PM
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Originally Posted by benjy23
may i ask how many miles it says you have left once you fill up with fuel? thanks!

I rarely look. I just checked with 3/4 of a tank remaining: 260 miles.

Good luck
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Old Oct 31, 2016 | 03:04 PM
  #9  
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'16 AMG GT S, '16 ML400. '11 SCCA T1 Z06
Originally Posted by benjy23
by trip odometer do you mean where it says MPG from start? sorry for the silly questions!

It displays in the "trip" screen; miles to go. The tank BTW is a smidge over 17 gals.


Refer to owner's e-manual in the onboard computer for complete details of available data and settings.
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Old Oct 31, 2016 | 03:21 PM
  #10  
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ah thank you! and how do i restart the miles to go?
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Old Oct 31, 2016 | 03:26 PM
  #11  
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'16 AMG GT S, '16 ML400. '11 SCCA T1 Z06
Originally Posted by benjy23
ah thank you! and how do i restart the miles to go?

Reset the trip odometer; on start-up, press "OK" using left side steering wheel controls, press Down toggle to select reset, press "OK".


If all else fails, read the owners manual.....
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Old Oct 31, 2016 | 07:07 PM
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7.5 mpg at WOT 😂😂😂
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Old Oct 31, 2016 | 08:11 PM
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Originally Posted by MStach
7.5 mpg at WOT ������
Better than my track-only C6Z06....
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Old Oct 31, 2016 | 08:19 PM
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If you are saying that the computer readout shows 9MPG since you have owned it, you have filled up a few times and you only get 140 miles on average, and you do not drive it like you stole it, then I think you have a problem.
I only had my car for less than a month and I am doing my best to follow the breaking period. I filled up 3 times and I am around 280 miles with no more bar on the read out. My computer shows 17 mpg and that's mostly semi urban driving.
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Old Nov 1, 2016 | 05:16 PM
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2016 GTS, 2016 GLE, 2013 SLK55, 2015 GLA, 2015 GLK, 2014 E350, 2013 GLK





27 mpg on the hwy 53 going into town. 129 mph in the quarter. Awesome.
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Old Nov 1, 2016 | 05:17 PM
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But also 9mpg on fun days in S+
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Old Nov 1, 2016 | 10:53 PM
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Originally Posted by rsalco
Better than my track-only C6Z06....
That mpg is on track only
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Old Nov 2, 2016 | 03:43 PM
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I have averaged about 20.1 mpg over the past year with a stock Edition 1, driving daily over 18k miles, about 60% highway, 40% stop & go city. The highway driving is spirited in S mode for the most part around 80-85mph. City driving is conservative in Confort mode.

Last edited by eclapton24; Nov 2, 2016 at 04:39 PM.
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