View Poll Results: LB7 Duramax local driving fuel economy (55-65 mph)

Voters
1245. You may not vote on this poll

  • less than 15 mpg (US gallons) (55-65-mph)

    97 7.79%

  • 15-16 mpg

    251 20.16%

  • 17-18 mpg

    337 27.07%

  • 19-20 or more mpg

    376 30.20%

  • Don't own an LB7 - just interested in the poll data

    184 14.78%
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Thread: 2001-early 2004 LB7 Duramax Fuel Economy Poll

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  1. 12-29-2006, 17:10 #1
    jay menna
    jay menna is offline Enthusiast
    Join Date
    Aug 2006
    Posts
    15

    Default

    i recently switched to 285/75/16 and my mileage droped almost 2mpg. is that normal. also with 285's how off is the odometer. i heard almost 5%?
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  2. 06-01-2007, 11:19 #2
    SoTxPollock
    SoTxPollock is offline Enthusiast
    Join Date
    Dec 2004
    Location
    Texas
    Posts
    683

    Thumbs up

    JUST COMPLETED THE CALCULATIIONS.
    100,278 MILES, 5,394.74 Gallons of fuel used, = 18.588 MPG average for the first 100.

    I knew that Edge was going to make it drop off!!
    Long live LB7's.
    02 2500HD LT D/A SB CC 4X4 BLACK, Westin stainless nerf bars, BW GN Hitch,Racor 60S post oem fuel filter, Oil Guard bypass engine oil Filter. All synthetic fluids. Kennedy boost valve, edge, Modified air intake,EGT & Boost digital gauge,TransferFlow combo fuel & tool box, Air Lift Suspesion Bags Rear & compressor with remote, Bilsteins front & rear, Frontier front replacement bumper.
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