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Please Post Your Gas Mileage

This is a discussion on Please Post Your Gas Mileage within the 2005 - 2009 Talk forums, part of the 2005 - 2009 (S-197) Mustang category; On my first ans second Fill Up on the IUP it says that I have 310 miles before running out ...

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  #76 (permalink)  
Old 09-16-05, 10:33 AM
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On my first ans second Fill Up on the IUP it says that I have 310 miles before running out of gas...
Now whenever I fill up the IUp says 280 miles before running out of gas....
I have a 2006 Stang Gt automatic and was wondering what are you all getting when you fill up your tank and what does the Iup says when filling up....JohnnyT
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  #77 (permalink)  
Old 09-16-05, 03:00 PM
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Quote:
Originally Posted by SoCalBill
What?? The gas pedal controls the flow of gas? No kidding? damn!

What you shift at would make all the difference. If you were constantly shifting at 2500 RPM at a moderate rate you would certainly use less fuel over time than gunning it to 5K every gear to get to you desired speed.
oops! sorry about the long delay in reply. I didn't mean for the post to sound smartass. Yes, if you shift at 5k you'd be burning more fuel, BUT YOU HAVE TO PUSH ON THE GAS TO GET IT TO 5k. If you got on a long, steep hill and rolled down it with the car in third at 5000 rpm but with no throttle would you burn lots of fuel? No. All that I meant was that the throttle controls how much fuel goes into the engine. Within reason, the shift points won't matter that much to your fuel consumption. Or put another way, shifting at 2000 instead of shifting at 2500 won't make a difference that you can tell at the pump. Only giving it the throttle it needs to get the job done will.
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  #78 (permalink)  
Old 09-16-05, 03:10 PM
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Quote:
Originally Posted by Turbo 05
lets simplify this, if it takes x fuel to keep the car running at 2000 rpm (rotations per min) then wouldn't you agree that it would take more then x to have the motor spin at 6K rpm (rotations per min).

If you still dont get it.... then let me add this, when the motor rotates (rpm) the valves are opening and closing and fuel and air are added and exhausted, the faster the motor rotates the more often fuel and air will be added, in essence it will use more gas at higher rpms.
No, I would not agree with that. I'll point back to the example of going down a steep hill. The valves do not add fuel and neither does the engine RPM. Fuel is delivered by the injectors that are controled (in the end) by the throttle. Push your car up to red line in 4th gear and you're burning fuel because you're on the throttle. Now leave the car in gear and let off the throttle. The motors still turning high rpm. The valves are still clacking away like mad. But the engine is not consuming fuel at the same rate because you're off the throttle. All I was trying to say was, to get the most out of your car in terms of fuel mileage, you have to concentrate on the throttle. Gee Wiz Guys!

P.S. I get 31mpg out of mine so I may not be a mechanic but I know how to push this thing down the road on less gas. If you'd like, I'll stop by and show you what I mean. I'll bet you $100 I can get 5mpg better mileage than you do out of your own car. Same road, same trip, same car.

Last edited by jlisle01; 09-16-05 at 03:17 PM.
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  #79 (permalink)  
Old 09-16-05, 11:14 PM
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Quote:
Originally Posted by johnnytuinals
On my first ans second Fill Up on the IUP it says that I have 310 miles before running out of gas...
Now whenever I fill up the IUp says 280 miles before running out of gas....
I have a 2006 Stang Gt automatic and was wondering what are you all getting when you fill up your tank and what does the Iup says when filling up....JohnnyT
This my follow up from my last post.
I filled up my car today and the Message center MPG read 20.9 MPG, the Miles to Empty got down to 8 miles, the total Trip was 306.4, and the Gallons used was 14.6.
I pumped 14.655 gallons and my manual calculation came up to 20.908.
From my calculations, I'd say the Message Center is pretty accurate.
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  #80 (permalink)  
Old 09-25-05, 06:28 PM
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Sweet pic!
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  #81 (permalink)  
Old 10-10-05, 02:21 PM
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ours is pretty bad 12.**but the newness has not worn off and we do all city gas smashing there is less then 300 miles on the car so I'm sure it will get much better as we start driving a bit more sensible.
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  #82 (permalink)  
Old 10-10-05, 06:53 PM
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I just got back from a 200 mile trip. I got 28.9 MPG. That compares to 14.5 on average in town.
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  #83 (permalink)  
Old 10-10-05, 08:04 PM
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My in and around town mileage varies drastically depending upon how I am driving. HOWEVER, I am able to get 29-31+ MPG with cruise control set and going anywhere from 60-70 MPH, and around 27-29MPG when I am cruising at 71-80. Best I have gotten is 31.4 @ 60 on a flat road.
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  #84 (permalink)  
Old 10-11-05, 02:28 AM
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I'm getting anywhere from 16.4 - 17.3 mpg. my average speed is 30-33 mph - not enough highway driving to get where I need to go, I seem to spend most of my time in 25 mph zones. plus I can't help but mash that pedal!
BTW GT w/ manual

Last edited by ArchNemesis; 10-11-05 at 02:31 AM.
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  #85 (permalink)  
Old 10-20-05, 09:56 PM
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Quote:
Originally Posted by cholicow
My gas mileage is 17.4 with 250 miles on the GT
Is that a 63 or 64 Vette in the reflection? Why is the PT Looser in the Garage while the Mustang is banished to the outside? (I am qualified to call a PT Looser by that name because I have been driving an 01 since new as a company car, not slandering you). Mine is outside while the stang is inside. I'm afraid to check the milage in the Stang.
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  #86 (permalink)  
Old 10-22-05, 01:19 PM
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Our average on the dash is up to 15.1 but I am still a little disapointed with the fuel economy.
edit:Just got gas and reset all the info on the dash and so far the new average is at 16.4 but I did see over 21 for a bit on the highway.

Last edited by JL_Tampa; 10-24-05 at 08:13 AM.
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  #87 (permalink)  
Old 10-23-05, 09:31 AM
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I recently took a trip from Tampa-Cape Coral-Pompano Beach-West Palm Beach and back to Tampa. Right at 525 miles, average speed 75mph (cruise was set at 75 for most of the trip, though there were a few blasts up to 115, and the cruise set at 95mph), AC on all the time. Average MPG on the computer was 20.5 MPG Not bad for 330hp with 4.10's!
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  #88 (permalink)  
Old 10-25-05, 05:39 PM
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I'm getting around 23.5 commuting between southern Maryland and DC. Probably would be better if I didn't step on it from time to time. I pretty satisfied with the mileage.
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  #89 (permalink)  
Old 12-09-05, 10:51 PM
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My around town mileage is worse than ever now-about 15 mpg. However, as others have mentioned, I absolutely cannot resist ripping into the throttle (while keeping within the speed limits) even when just going in 35 mph zones. The engine just sounds too nice. The last time I made a trip on the freeway over 100 miles I averaged around 28 mpg while going about 70 mph-not bad if you ask me!
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  #90 (permalink)  
Old 12-10-05, 01:42 PM
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Quote:
Originally Posted by exwifegotstang
Is that a 63 or 64 Vette in the reflection? Why is the PT Looser in the Garage while the Mustang is banished to the outside? (I am qualified to call a PT Looser by that name because I have been driving an 01 since new as a company car, not slandering you). Mine is outside while the stang is inside. I'm afraid to check the milage in the Stang.
You're looking at it the wrong way. The PT has been banished to the cold, dark garage so the Stang can get driven and bask in the limelight. What's the point in buying one otherwise?
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  #91 (permalink)  
Old 12-20-05, 06:37 AM
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With a mix of city and urban interstate driving, I have been getting between 19 to 21 MPG. My driving style is a bit quick and aggressive, as I usually get right up to speed when I am accelerating.

In mostly suburban and city driving, it's more like 15-16 MPG. I've not had any long road trips yet, but I would estimate it would get mid 20's in an all interstate scenario.
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  #92 (permalink)  
Old 12-20-05, 10:19 PM
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Our recent trip to the coast was great at that 31.6 @ 70 on the interstate. I am very pleased.
I do seem to average about 26mpg.
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  #93 (permalink)  
Old 12-22-05, 03:07 PM
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At my last fillup, the car averaged 23.4 MPG with a little more highway driving involved. At one point, the gauge indicated 27.5 MPG while averaging 70MPH.
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  #94 (permalink)  
Old 12-23-05, 02:26 PM
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I've got about 3000 miles on my '06 GT and am averaging around 18.5mpg. These are mostly hwy miles - hopefully that'll get better when I stop accelerating faster than normal from stops
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  #95 (permalink)  
Old 12-24-05, 06:55 PM
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Can't get off of 15.8 MPG. Two lane road to work 20 mi round trip. Hwy driving doesn't count since I avg 115MPH from one side of the city to the other and 135MPH outside the city. Kinda throws MPG out the window, ya know?
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  #96 (permalink)  
Old 12-28-05, 10:48 AM
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Quote:
Originally Posted by scramblr
Can't get off of 15.8 MPG. Two lane road to work 20 mi round trip. Hwy driving doesn't count since I avg 115MPH from one side of the city to the other and 135MPH outside the city. Kinda throws MPG out the window, ya know?
You've got a similar problem as I have. On two lane roads, every time I look down, I'm doin 80 mph. Unless I set the cruise, I hardly ever see less. I've taken to driving the interstate to work, simply to avoid getting speeding tickets. Only time I now drive the two lane is when I get off at 3-4 am. Then the highway belongs to me.
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  #97 (permalink)  
Old 01-06-06, 06:37 PM
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OK, just hit 2 grand on the odometer last night, filled up and got 20 mpg. That's the best so far , the worst was when I put some Wally-World gas last week. Performance fell off noticeably as well as the mileage (14 mpg) I think I'm gonna report the local Wally world gas station as well. My kid filled my V8 Ranger there with what was "supposed" to be premium. That stuff ran like crap as well, so bad that I thought I had tuning issues. I replaced all the ignition parts and still had problems. Finally removed the center carb and drained it into a clear cup. Looked like gas, but damn sure wasn't premium.
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  #98 (permalink)  
Old 01-06-06, 09:23 PM
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Just filled up my car, to beat the creeping up gas prices again, and noticed the best MPG so far. My manual calculations came up to 25.5 MPG while the Info center indicated 25.4 MPG. Although most of this was highway driving, about 70%, I think it was pretty good for a V-8.
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  #99 (permalink)  
Old 01-17-06, 11:51 PM
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Hi-Have 10,800 miles on my 05 Redfire GT. (Auto) best mileage 22.8, worst mileage 18.1. I went after a Porsche going up a long hill and caught up to him...teehee. He snuck around me because he could cut in and out of traffic. I showed him AMERICA still HAS IT!
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  #100 (permalink)  
Old 01-24-06, 03:40 PM
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yeah i get an astounding 14.9 in city pretty consistantly with my Gt-5speed. i think i have a pretty heavy foot and i only drive 1.5mi to school everyday and then some in city driving rarely ever on the hwy. But see its ok for me to get 15mpg because i mean how many miles do i drive??? haha exactlyyy but then you gotta have some joyriding, like everyday. But i tried to get the best milage i could one day going to a function around 50mi away. i averaged 30.8 mpg!!!!!! in a gt.. then once i knew i COULD get good gas milage.. i started to floor it because i wanted to see what is the worst milage i could get.. first day she got in the odometer was reading 9mpg.. not even kidding. hahah yeah so now im right in the middle at 15
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