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02-23-2011, 02:39 AM
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Hummer Expert
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Join Date: Feb 2011
Posts: 620
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Re: Gas mileage
Quote:
Originally Posted by pdxrealtor
Stock size wheels and tires, no other engine/exhaust mods.
All city driving is high 8s.. and I've used the fill up, drive, fill back up formula several times.
Get on the highway and I'm about 12. I drive 65-75 MPH...
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Woo..not gonna lie that's rough.
__________________
'08 Birch White SUT
20X10" BMF S.O.T.A Wheels
38X13.5X20 Toyo Open Country M/T
AMP Research Steps
10" JL Audio sub w/ box and amp
Truxxx Lift 2.5" F-1.5" R
4" Rancho Lift
Corsa Sport Cat Back Exhaust
K&N Cold Air Intake
Spare Removed
RealWheels Eliminator Kit w/o hooks
Defenderworx hooks
Body matched grille
Ford Raptor 6.2L emblem
GS Creations Plexi-glass tail light and front turn tint
RealWheels Oversized Black Hood Handles
Recon Smoked Cab lights
More...
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02-23-2011, 06:32 PM
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Hummer Expert
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Join Date: Feb 2008
Location: Portland, OR
Posts: 948
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Re: Gas mileage
Quote:
Originally Posted by tyler1bo
Woo..not gonna lie that's rough.
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Ya seems low to me as well. However when I look back on all of the new cars that I've had, and used, I'm always below the average gas mileage.
I think it's just the way I drive.
__________________
_____________________________________
2006 HUMMER H2
MOOG Front End
Diablo InTune w/DiabLew Tune
Cognito Steering Support
OBX LT Headers
Air Raid Filter w/Tube
External Trans Cooler -Radiator Bypass
Corvette Servo
Rancho 9000 Adjustable Shocks-
Rancho Steering Stabilizer
20" Chrome Fuel Hostage - Cooper ST Maxx
Slotted Rotors/Ceramic pads/Steel Lines
Viper Smart Start
iPod/Video Interface
HID Head and Fog Lights
Optima Red Top w/ Priority Start Cut Off Mod
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02-23-2011, 09:05 PM
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Hummer Professional
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Join Date: Jan 2004
Location: Socal
Posts: 272
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sweet spot rpm for better freeway mpg
I have to commute 2x a week with my h2 about 100 miles each way, 400 total miles per week- all freeway miles. I have 37 inch tires , (inflated to 50 psi )with 4:56 gears, I try to drive at about 2k rpm (equals to 63 mph) which seems to give me better mpg on the computer (not sure if this is BS or not).
What other minor tweaks can can I do to improve the mpg on the freeway? Or should I juss say **** it and enjoy the commute? Im not sure if babying it even helps on the freeway.
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02-24-2011, 01:15 AM
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Hummer Expert
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Join Date: Feb 2011
Posts: 620
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Re: sweet spot rpm for better freeway mpg
Quote:
Originally Posted by kalantar
I have to commute 2x a week with my h2 about 100 miles each way, 400 total miles per week- all freeway miles. I have 37 inch tires , (inflated to 50 psi )with 4:56 gears, I try to drive at about 2k rpm (equals to 63 mph) which seems to give me better mpg on the computer (not sure if this is BS or not).
What other minor tweaks can can I do to improve the mpg on the freeway? Or should I juss say **** it and enjoy the commute? Im not sure if babying it even helps on the freeway.
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What are you getting right now?
__________________
'08 Birch White SUT
20X10" BMF S.O.T.A Wheels
38X13.5X20 Toyo Open Country M/T
AMP Research Steps
10" JL Audio sub w/ box and amp
Truxxx Lift 2.5" F-1.5" R
4" Rancho Lift
Corsa Sport Cat Back Exhaust
K&N Cold Air Intake
Spare Removed
RealWheels Eliminator Kit w/o hooks
Defenderworx hooks
Body matched grille
Ford Raptor 6.2L emblem
GS Creations Plexi-glass tail light and front turn tint
RealWheels Oversized Black Hood Handles
Recon Smoked Cab lights
More...
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02-24-2011, 09:16 AM
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Hummer Professional
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Join Date: Jan 2004
Location: Socal
Posts: 272
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Re: sweet spot rpm for better freeway mpg
Quote:
Originally Posted by tyler1bo
What are you getting right now?
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It is all over the place, depends on how I drive, elevation, where I am going, etc. My computer says now 11.4 mpg avg. I am going to baby it on this weekly commute I have and check the results manually.
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02-24-2011, 04:49 PM
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Hummer Expert
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Join Date: Feb 2011
Posts: 620
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Re: sweet spot rpm for better freeway mpg
Quote:
Originally Posted by kalantar
It is all over the place, depends on how I drive, elevation, where I am going, etc. My computer says now 11.4 mpg avg. I am going to baby it on this weekly commute I have and check the results manually.
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11.4 is still a good bit better than the 10.2 I get with my 35's..I'd take that in a heartbeat! Do you think something like a wester's hot tune, or something of that nature would help?
__________________
'08 Birch White SUT
20X10" BMF S.O.T.A Wheels
38X13.5X20 Toyo Open Country M/T
AMP Research Steps
10" JL Audio sub w/ box and amp
Truxxx Lift 2.5" F-1.5" R
4" Rancho Lift
Corsa Sport Cat Back Exhaust
K&N Cold Air Intake
Spare Removed
RealWheels Eliminator Kit w/o hooks
Defenderworx hooks
Body matched grille
Ford Raptor 6.2L emblem
GS Creations Plexi-glass tail light and front turn tint
RealWheels Oversized Black Hood Handles
Recon Smoked Cab lights
More...
|
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