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Thread: 2015 denali surging

  1. #1
    Potential Tuner
    Join Date
    Feb 2016
    Posts
    2

    2015 denali surging

    i have a 2015 denali 6 speed with a magnason supercharger. the truck is surging, when traveling at say 120km\h it will accelerate on its own. cruise control or manual drive dosent matter. just wondering if anyone else has had this problem. of note the problem gets less severe as elevation increases which is very strange. I have included the tune
    2015 DENALI RAJNI MAGNACHARGER,LT FINAL T3.hpt

  2. #2

  3. #3
    Tuning Addict
    Join Date
    Jan 2015
    Location
    Franklin, NC / Gainesville, Ga
    Posts
    6,804
    Did you try lowering the dd as previously recommended?
    2010 Vette Stock Bottom LS3 - LS2 APS Twin Turbo Kit, Trick Flow Heads and Custom Cam - 12psi - 714rwhp and 820rwtq / 100hp Nitrous Shot starting at 3000 rpms - 948rwhp and 1044rwtq still on 93
    2011 Vette Cam Only Internal Mod in stock LS3 -- YSI @ 18psi - 811rwhp on 93 / 926rwhp on E60 & 1008rwhp with a 50 shot of nitrous all through a 6L80

    ~Greg Huggins~
    Remote Tuning Available at gh[email protected]
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  4. #4
    Tuner
    Join Date
    Mar 2014
    Location
    McAllen,TX
    Posts
    160
    everything looks good mess with dd tables or airmass tables also this truck has more potential
    Josh Performance Tuning (956)784-0059
    https://www.facebook.com/joshperformancetuning